RCA 730tv schematic

PBOTOFACT*

VERT.

HORIZ.

HOLD

BRIGHTNESS

CONTRAST

CONT,

Fold

er

MODELS

RCA

VICTOR

73OTV1,

73OTV2,

(Ch. KCS27-1)

CHANNEL SELECTOR

FINE

TUNING

TRADE NAME
MANUFACTURER
TYPE

TUBES

POWER
TUNING RANGE

Alignment

RCA

SET

AM-FM-Phono-TV

Thirty

SUPPLY

Victor, Models

RCA

Victor

115

Volts-60

TV

Channels 1 thru

AM

540-1600KC

FM

88-108MC

Instructions

Block Diagram

Disassembly Instructlonsl

Horlz.

Osc. & Linearity Adjustments

Parts

List

and

Description

Photographs

Cabinet-Rear
Capacitor
Capacitor
Chassis-Top

View
Identification
Identification

View (Radio)

VOL

CONT TONE

ON-OFF

RCA

730TV1,

Dlv.,

Radio Corp.

Receiver

Cycles

AC

13

13,

(Radio)
(TV)

SW.

VICTOR

MODEL

730TV2 (Ch.

of

(44-88MC,

INDEX

6,7,8

21
16
24

14,15,16

24
20

11,18

22

SW.

750TV1

KCS

27-1)

America, Camden,

174-216MC)

Photographs

Chassis-Top
RF

Tuner
Resistor
Resistor
Trans.,

Identification
Schematic
Schematic
Tube

Placement Chart

New

Jersey

RATING:

TV

Radio

(continued)

View

(TV)

Identification
Identification

Inductor

and

(TV)
(Radio)

2.44
.6

Alignment

Voltage & Resistance Measurements

RADIO

Amp.

Amp.

(Radio)
(TV)

TUNING

117

Volts

D

117

Volts

AC

AC

3,23

25

12,17

4,9

19,26

27

O

o

m

N

o

K>

10

2

5

HOWARD

"The listing

of any

available
case a recommendation, warranty
as

to the

quality

have

and

been

compiled

manufacturers

or

parts
Inc.,

by the

"Reproduction

suitability

from

of the

use, without

replacement

express

part

or

guaranty

of

such

replacement

information

particular type

permission,

W.

SAMS & CO., INC. • Indianapolis

tent,

herein does

by

furnished

of

Howard

part.

to

Howard

replacement

of

editorial

not

constitute

W.

Sams & Co.,

The

numbers

W.

or

in any

Inc.,

of

these

Sams & Co.,

part

listed."

pictorial con-

in any

the

use of the
Sams & Co.,
ternational
Union

(1910)

7,

Indiana

manner,

is

prohibited.

No

patent

information contained herein. Copyright

Inc.,

Indianapolis

Copyright

by

Howard

7,

Uniorv.

All

W.

Sams & Co., Inc." Printed

DATE

9/49 4918-7

liability

Indiana,

U.

rights reserved under Inter-American Copyright

S. of

is

assumed

with

1949

America. Copyright

SET #70

by

in U. S. of

FOLDER

respect

Howard

urtder

America

W.

7*

to

In-

THE

COOPERATION

RECEIVER

MAKES

IT

POSSIBLE

OF THE fc

TO

PAGE

2

®

5U46

«" ® RECW.E

-Y

BLK.-BRN.

*-l

BLUE

A

PHOTOFACT

STANDARD

©Howard

1

®4f

* 4

I M

NOTATION

W.

Sams & Co., Inc. 1949

SCHEMA

THE

MANUFACTURER

iLE

TO

BRING

YOU

OF

THIS

THIS

SERVICE

BIAS

CLAMPER

®6ATB

o

a

m

to

VIEW

TOP

CHASSIS

siaaow

*HD)

VDM

'LAIOC/

UO13IA

o

m

OJ

.•;---

*7

'

»

\•

PAGE

4

CHASSIS

BOTTOM

VIEW-TRANS.,

INDUCTO

CTOR

AND

ALIGNMENT

IDENTIFICATION

PAGE

9

VIEW
TOP

siaaow

'LAIOCZ

PUT

OUT

R.
HO

XCT\

VIDCOIF

3Rt3

BAGS]

TUBE PLACEMENT CHART

"

VIEW

\

^\

\O;

s'

\/

\'

BOTTOM

o

O

m

Cn

If

receiver

zontal

oscillator

When

complete

DUMMY

ANTENNA

High

.05MFD

1.

2.

3.

ANTENNA

1.

2.

ANTENNA

4.

5.

6.

7.

ANTENNA

10.

i

ANTENNA

12.

Before

(Grid)

Low

.05MFD

High

.05MFD

(Grid)

Low

Connect

for

DUMMY

.05MFD

.05MFD

control

DUMMY

for

DUMMY

to

DUMMY

Two
carbon
res.

the

horizontal deflection.

High

(Grid)
(V9).

chass

Before

starting

to

give

Remove

6J6

High
grounded

shield
over

(V2).

chassis.

Connect

horizontal deflection.

High
grounded
shield
over mixer tube

(V2).

chassis

starting

give

VTVM

Connect a 1000MMFD

Across

120S

minals
resistor
generator

n

Is

to be
tube

alignment

SIGNAL

GENERATOR

COUPLING

side

to

of

6AU6

side

to

n

side

to

of

6BA6

side

to

synchronized

SWEEP

GENERATOR

COUPLING

side

to

of

6BA6
Low
Is

.

n

VTVM

local

SIGNAL

GENERATOR

COUPLING

side

to un-

tube

floating

mixer

Low

n

it
n
n

»

the

synchronized

SWEEP

GENERATOR

COUPLING

side

to un-

tube

floating

Low

.

reading

SWEEP

GENERATOR

COUPLING

antenna
with

In

lead.

"

aligned

to

eliminate

pin

1

(V10)

chassis,

pin

1

(V9).

chassis.

pin

1

side

to

video

IF

reading

oscillator

tube
side

to

side

to

RF

alignment

of

-IV.

capacitor

ter­ 1202
each

TV

ALIGNMENT

with

Is

to be

SOUND

SIGNAL

GENERATOR

FREQUENCY

21.25MC
(Uranod.)

"

"

SOUND

sweep

voltage

SWEEP
GENERATOR
FREQUENCY

21.25MC

(IMC

Sweep

n

alignment

of

-3V.

tube

SIGNAL
GENERATOR
FREQUENCY

21.25MC

27.25MC

22.

SMC

23.9MC

26.0MC

24.

SMC

sweep

voltage

SWEEP
GENERATOR
FREQUENCY

24MC

(10MC

Sweep)

connect

Leave

from

SWEEP
GENERATOR
FREQUENCY

177MC

(ion;

Sweep)

183M3

(10MC

Sweep)

189M3

(10MC

Sweep)

195MC

(10MC

Sweep)

201MC

(10MC

Sweep)

207fC

(10MC

Sweep)

213MC

(10MC

Sweep)

ALIGNMENT

INSTRUCTIONS-READ

picture
high
performed,

V3

contrast control

tube

voltage

IF

ALIGNMENT USING

CHANNEL

13

n

n

IF

ALIGNMENT USING

from

MARKER
GENERATOR
FREQUENCY

21.25MC

)

n

connect

Leave

contrast

to

prevent erroneous Indications.

CHANNEL

13

"

n

"
It

"

OVERALL

from

MARKER
GENERATOR
FREQUENCY

21.25MC

23.

CMC

25.0MC

25.75MC

27.25MC

RF

AMP.

VTVM

pin 1 of

MARKER
GENERATOR
FREQUENCY

175.25MC

179.75MC

181.25M3

185.75MC

187.25MC

191.75MC

193.25MC

197.75M3

199.25MC

203.7SMC

205.25MC

209.75MC

211.25MC

215.75MC

removed,

shock

It

can

DC
Meg
Common

DC
Meg
Common

DC
Meg
Common

the

CHANNEL

VIDEO

VTVM

DC

GJ>

Chassis.

VIDEO

the

CHANNEL

8.

to

junction

6AG5

CHANNEL

CAREFULLY

it

hazard.

most

conveniently

AM

CONNECT

VTVM

Probe

thru

to

Polnt^
to

chassis.

Probe

thru

to

Point<E»

to

chassis,

Probe

thru.J.

to

Point

to

chassis.

FM

signal

13

Vert.

it

Vert.

IF

ALIGNMENT

between

Junction

control

CONNECT

VTVM

Probe

to

Common

"

"

it

»
n

IF

RESPONSE

signal

generator

13

MIXER

ALIGNMENT

of R25 and R26 and

at

this

1st

Video

Vert . Amp . thru

'

<!fft

8

9

10

11

12

13

INSTRUCTIONS

BEFORE ATTEMPTING ALIGNMENT

Is

recommended

SIGNAL GENERATOR

ADJUST

A1.A2

1

Al

1

A3,A4

<£>

SIGNAL

GENERATOR

generator

Polnt«a
side

Polnt^p
side

at

Point

to

Vert . Amp . to
Point
side

10KS2
chassis

to the

CONNECT

SCOPE

Amp.

Low

to

chassis.

Ami.

to

Low

to

chassis.

of R25 and R26 and

this

setting

ADJUST
A5,A6

A7

AS
A9
AID
All

CHECK

to the

CONNECT

SCOPE

<^>

Low

to

chassis.

setting

IF

Amp

CONNECT

SCOPE

to

Point

Low

side

.

n

to

be

done

AND

Detune

Adjust

negative
side

Adjust

AND

horizontal

ADJUST

A3,A4

to

A1.A2

for

Adjust

Adjust
models

Adjust

horizontal Input

ADJUST

chassis

for

entire

(V4)

to

chassis.

ADJUST

A13,A13
A14,A15

to

also
In

the

VTVM

Al.

for

reading

of the

for

OSCILLOSCOPE

with
maximum
per

Adjust
and
as per
marker

entire

for

for

may not

for

n n II n

n

it

n

and

RF

alignment.

Adjust
ped
Markers
slug
tions.

Check
above.

A13,A14,A15

obtain
high

remove

the

6SN7GT

(V15)

order outlined;

REMARKS

Adjust

A2 for

maximum

zero reading. A positive

will

be

correct

maximum

Input

If

60%

sweep

5600S.

amplitude

Fig 1.

A2 for

stralghtness

Fig
is

line.

Continue

chassis.
video

minimum

minimum

have

maximum

II n

n n

Check

response

scope.

If

touch

A5

shape

and

per

Fig

3.

adjust

for

response

must

pairs

to see

Slight

optimum

band

obtained

setting.

deflection.

of the

oscilloscope

REMARKS

rate

Is

Adjust

A3 and A4 for

and

maximum

of

2.

at

IF

REMARKS

diagonal

Adjust

center

of

with

Adjust

alignment.

deflection.

delfectlon.

this

trap.)

deflection.

of the

oscilloscope

REMARKS

curve

necessary.,

thru

All for

placement

of

contrast

REMARKS

approximately

curve

as per

be

above

in

same

relative

that

response

readjustment

may be

necessary

response

channels.

used shunt

symmetry

amplitude

Al so

diagonal

step
contrast

(Some

obtained

slightly
proper

markers

control

705S.

for all

hori-

deflection.

and

on

either

R50

as

line

21.25M2

4.

on

re-

wave

as

flat

top-

Fig

4.

Keep

posi-

is as

of

A12,

to

PAGE

6

DUMMY

ANTENNA

13.

14,

Replace

Set
The

DUMMY

ANTENNA

Two

15.

carbon

res

ti

16.

17.

n

18.

encountered.

Is

at

ately

oscillator

fine

tuning control

sound

Across

120S

minals

.

resistor
lead.

Wave

traps

maximum.

the

same

GENERATOR

COUPLING

IF

system

GENERATOR

COUPLING

A34 and

With

Adjust
relative

SWEEP

tube (V3).

SIGNAL

antenna
with

120S

In

each

n

n

the

must

TV

ALIGNMENT

SWEEP

GENERATOR

FREQUENCY

85MC

(10MC

Sweep)

79MC

(10MC

Sweep)

69MC

(10MC

Sweep)

63MC

(10MC

Sweep)

57MC

(10MC

Sweep)

to the raid-point of

be

accurately aligned

SIGNAL

GENERATOR

FREQUENCY

ter-

215.75MC

209.75MC

203.

75MC

197.75MC

191.75MO

185.75MC

179.75MC

87.75MC

81.75MC

71.75MC

65.75MC

59.75MO

ASS

are

used

receiver t uned

A34 and A35 for

position.

for

Turn

to the

MARKER

GENERATOR

FREQUENCY

83.25MC

87.75MC

77.25MC

81.75MC

67.25MC

71.75MC

31.25MC

65.75MC

55.25MC

59.75MC

CHANNEL

13

12
11
10
9
8
7

6

5
4
3
2

specific

channel

minimum

one

core

CHANNEL

6

5

4

3

2

OSCILLATOR

Its

tuning

before

DC

Probe

Meg

to

Common

WAVE

TRAP

types

having

Interference

1/2

turn,

INSTRUCTIONS

ALIGNMENT

range.

starting

CONNECT

VTVM

thru

Point

<K>

to

chassis.

ADJUSTMENT

of

Interference

the
In

adjust

CONNECT

SCOPE

the

oscillator

1

A20,A21

A22
A23
A24
A25
A26
A27

A28
A29

A30
A31

A32
ASS

Interference

the

picture

the

ADJUST

and

other

their

and

ADJUST

A16,A17

A18,A1£

alignment.

Adjust

negative
either
slug

pairs

Adjust
negative reading
side

of the

Adjust
negative
side

of the

pairs

In

Adjust
negative reading
side

of the

alignment

set

fine

sound.

for

minimum

CCONTJ

REMARKS

Adjust

for

topped

Markers

slug

relative
Check

above.
A17,A18,A19

obtain
low

for

zero reading. A positive

reading

side

for

zero reading. A positive

for

zero reading. A positive

reading

same

for

zero reading. A positive

tuning
Keeping

approximately

response

must

pairs

In

position.

to see

Slight

may be

optimum

band

channels.

REMARKS

will

of the

correct

In

same

relative

will

correct

setting.

will

correct

setting.

relative

will

correct

setting.

will

depend

control

the

Interference.

curve

be

above

approximately

that

response

readjustment

performance

be

obtained

setting.

be

obtained

be

obtained

position.

be

obtained

upon

until

cores

flat
as per
70%.

Keep

Is

of

necessary

on all

on

position.

on

on

Keep

slug

on

the

type

Interference

at

approxim-

Fig

same

as
A16,

to

and

Keep

and

either

and

either

and

either

4.

o

o

m

BSQ

FIG.

FIG.3

I

FIG.

FIG.

3*38

to

2

4

PAGE?

When

complete

To

set

pointer turn tuning

Volume control should

obtain

an

output reading.

Connect

Is

DUMMY

ANTENNA

19

.01MFD

.Q1MFD

20

21

.01MFD

horizontal deflection.

ANTENNA

.01MFD

19

.01MFD

20

ANTENNA

22

Two

carbon

res.

23

obtain

DUMMY

ANTENNA

.01MFD

24

200MMFD

25

200MMFD

26

two

alignment

•Use

DUMMY

DUMMY

Point<g>as

High

side

(Grid)

Low

side

Across

minals.

frequency modulated signal

Across
minals

Across antenna

1202

minals
resistor
lead.

FM IF

alignment must

Volume control should

an

output reading.

High

side

(Grid)

Low

side

High

side

2 of

antenna terminal
strip.
chassis.

receiver alignment

matched

SIGNAL

GENERATOR

COUPLING

to pin 1

Of

6AU6

to

chassis.

antenna

SIGNAL

GENERATOR

COUPLING

antenna

.

SIGNAL

GENERATOR

COUPLING

with

120S

in

SIGNAL

GENERATOR

COUPLING

to pin 7

of

6BE6

to

chassis.

to

terminal

Low

side

cap

be at

Use an

100K2

(t 1%)

shown

on the

(V23).

ter-

ter-

ter-

each

be

complete before starting

be at

Use an

(V21).

to

RADIO

ALIGNMENT

Is

fully

maximum position. Output

Insulated alignment screwdriver

FM

resistors

SIGNAL

GENERATOR

FREQUENCY

10.7MC
(Unmod.

10.7M3

with

SIGNAL
GENERATOR
FREQUENCY

10.7MC

(450KC

Sweep

SIGNAL
GENERATOR
FREQUENCY

106MC

90MC

majcimum

insulated alignment screwdriver

SIGNAL
GENERATOR
FREQUENCY

4S5KC

(40CA,

Mod.)

1400KC

600KC

ALIGNMENT

INSTRUCTIONS—

to be

closed

IF

ALIGNMENT

schematic.

BAND

SWITCH

FM

)

(Ext.

clock-

wise.)

60^,

SWITCH

FM

)

SWITCH

FM

position.

SWITCH

AM

(3
itions
clock­wise)

READ

performed align

and set

USING

In

series from

'

POS.

Tuning gang
fully closed

modulation

BAND

POS.

Tuning gang
fully closed

;M

RF

BAND

POS.

106MC

(5

3/4"

right

left

calibration
mark
freq.
dial
plate).

9

CMC

(1

1/8"
right
the
reference
point
above)

AM

Output

BAND

POS.

Tuning gang

pos-

fully

1400KC

(5

15/16"
the
left hand
calibration

mark
freq.
dial
plate).

600KO

(1

1/4"

the
the
reference
point
above.

CAREFULLY

pointer

AM

RADIO

DIAL

SETTING

ii

and

RADIO

DIAL

SETTING

ALIGNMEU

RADIO

DIAL

SETTING

of

hand

at low

end of

back

of

listed

alignment.

RADIO

DIAL

SETTING

closed

right

at low

end of

back

right

listed

INSTRUCTIONS

BEFORE

the

of

signal generator should

SIGNAL

Polntdj^to

450KO

to

to

.

of

signal generator should

to
of

to

of

ATTEMPTING

FM

IF

to

Amp.

last reference

for

adjusting.

GENERATOR

chassis.

CONNECT

VTVM

DO

Probe

to

Polnt<£X

Com-

mon

to

chas-

sis.
DC

Probe

to

Point

^J>

Com-

mon

to

Point

f>

DC

Probe

to

Point^

Com-

mon to

chas-

sis.

sweep.

Use

CONNECT
SCOPE

Vert.

Amp.

Point\/>.

Low

side

to

chas-

sis.

Vert.

AmP-

Point^p

Low

side

to

chas-

sis.

CONNECT
VTVM

DC

Probe

to

Point

^pi

Com-

mon to

chas-

sis

.

for

adjusting.

OUTPUT

METER

Across

voice

coil

AND

to

to

ALIGNMENT

before aligning

mark

at low

be no

higher

VTVM

The

Junction

ADJUST

Adjust

A36

Adjust

A37

tive

and

obtained

correct

and

20

justment.

Adjust

A38,

Alternately load

A39,

secondary windings

A40,

transformers

A41

opposite
former

120%

sawtooth

ADJUST

Disconnect

A36,

for

ASS,
A39,
A40,
A41

A37

ADJUST

A42,
A43

A44,
A45

ADJUST

A46,
A47,
A48,
A49

A50,
A51

A52,
ASS

maximum amplitude

as per Fig 5.

Reconnect
A37 so

center
Slightly retouch
amplitude

crossover lines. Continue with

step

22.

Adjust

be no

higher than necessary

Adjust

nately load
dary

windings
formers with
site

side

is

being aligned.

Adjust

Adjust

steps

24 and 25.

AM IF

Amps.

frequency

for

for

negative reading will be
on

setting.

If

A37

for

side

is

being adjusted.

voltage

stabilizer

crossover

of

pattern
and

for

end of

necessary

two

resistors

dial.

of

than

these

REMARKS

maximum deflection.

zero

reading. A posi-

either side

required

maximum deflection.

with

of the

In

REMARKS

stabilizer

stralghtness

REMARKS

of the

Repeat steps

much

the

primary

of the IF

680ffl

while

same

trans-

scope

for

C7.

Adjust

and

symmetry

cap C7.

point occurs

as per Fig 6.

A36 for

maximum

of

maximum deflection.

ii

REMARKS

for

maximum output. Alter-

the

primary

of the AM IF

47KS2

of the

for

maximum output.

for

maximum output. Repeat

and
the

trans-

while

same transformer

to

19

ad-

and
the

Adjust

at

to

secon-

oppo-

PAGE

8

FIG.5

FIG.

6

RF

TUNER-RIGHT

SIDE

PAGE

10

RF

TUNER-LEFT

SIDE

CHASSIS

BOTTOM

VIEW-CAI

PAGE

18

APACITOR

IDENTIFICATION

PAGE

I

Zl

Id-MBA

IAIO11O8

SISSVHO

RESISTOR

IDENTIFICATION

PAGE

17

ITEM

No.

VI

RF

V2

Mixer

V3

Oscillator

V4

1st

V5

2nd

V6

Srd

V7

Video

V8

Video

V9

1st

V10

Limlter

VI

1

Discriminator

V12

Bias
Sync.

VIS

V14

Vert.
Dlsch.-Vert.

Hor.

V15
V16

Hor. Output

V17

Damper

V18

HV

V19

LV

V20

FM

V21

AM

V22

1st IF

V23

2nd IF

V24

Ratio

V25

Det.-AVC-Phase

V26

AF

V27

Power Output

V28

Power Output

.V29

Rectifier

V30

Picture

TEM

No.

CAP.

CIA

40

B

10

C2A

40

40

B
C

130

03A

80

B

10

C4A

250

B

1000

C5A

30

10

B

30

C

C6A

30

B

30

C

40

07

5

C8

10

09

10

CIO

270

Oil

270

012

1.5

CIS

1.5

C14

1500

015

1500

016

2.2

017

4.7

C18

.68

019

1500

C20

22

C21

1500

022

62

C23

1500

024

10

C25

4.7

026

4.7

C27

270

028

.25

C29

1500

030

1500

031

270

C32

1500

CSS

1500

034

56

035

270

C36

75

C37

100

CSS

1500

039

270
10

C40
C41

.05

C42

.05

043

.25

044

1500

C45

1500

046

.01

047

1500

C48

1500

C49

270

S50

.05

051

100.

C52

390

USE

Amp.

Video

IF Amp

Video

IF Amp

Video

IF Amp

Det.-

Clamper

Amp.

Sound

IF

Clamper

Amp.

Sep.

Os

c.

Output

Osc.-AFO

Rectifier
Rectifier

Conv.

Conv.

Amp.
Amp.

Det.

Amp.

Tube

RATING

VOLT

450
350
450
150
50
450
450
10
6
350
400
250
450
350
25
50

500
200

1000

1000

1000
500
400
400

200

400

1000
400

500

1000

PARTS

PART

6J6
6J6
6J6

6AGS
6AQ5
6AG5

6AL5
12AU7

Amp

.

6BA6
6AU6
6ALb
6AT6

-Sync.
6SN7GT

and

6SN7GT
6SN7GT
6BG6G
5V4G
1B3GT
5U4G
6BE6
6BE6
6BA6
6AU6
6AL5
6SQ7

Inv.

6SQ7
6K6GT
6K6GT
5Y3GT
10BP4

Capacity values
and

Paper

RCA

PART

No.

71782

71781

71780
71436
72736

72052

72121

71540
71540
71500
71500

71501
71501

7150S
71520
71504

71501
33101
71501

71501

45466
71520
71520
65401
70618

71501
71501

73091

71501
71501

73091
45469

71501

73091

72615
70615
70615
70618

71501

71501

70610

71501

71501

73091
70615
39628

73094

LIST

TUBES

REPLACEMENT

RCA

No.

given

Capacitors,

AEROVOX
PART

No.

AF82J2HI
AF88J26B

AF164J
AF50R200S
AF862J4A*

AF66J4A

PRS150/4

1468-00025
P488-25
1467-0015

1467-0015
1468-00025
1467-0015
1467-0015

1468-00025

1469-000075

1468-0001
1467-0015
1468-00025
1468-00001
P488-05
P488-05
P488-25
1467-0015
1467-0015
P488-01
1467-0015
1467-0015
1468-00025
P488-05
1468-0001
1468-0004

AND

DESCRIPTIONS

(SYLVANIA

DATA

STANDARD

REPLACEMENT

6J6
6J6
6J6

6AG5
6AG5
6AG5

6AL5
12AU7

6BA6
6AU6
6AL5
6AT6

6SN7GT

6SN7GT
6SN7GT
6BG6G
5V4G
1B3GT
5U4G
6BE6

6BE6

6BA6

6AU6
6AL5

6SQ7
6SQ7

6K6GT
6K6GT
5Y3GT

10BP4

CAPACITORS

in the

rating

and in

mmfd.

REPLACEMENT

CORNELL-

DUBILIER

PART

No.

UP7BJ

920

UP9CJ

887

UP9BJ

857

UP7BJ

808

UP8CJ

898

UP2245

CO

BBR5-

50T

NPOK-10
NPOK-10
GP2K-250
GP2K-250
NPOK-1.5

NPOK-1.5
GP2L-0015

GP2L-0015

GP2L-0015

GP2L-0015

GP2L-0015

GP1K-10

5W5T25

GP2K-250
GT2P25
1W5D15

GP2L-0015
1W5D15

GP2L-0015

GP2K-250

5W5T25
1W5D15

GP2L-0015
1W5D15

GP2L-0015
5W5T25

GP2K-250

NPOM-75

GP1K-100

5W5T1
1W5D15

GP2L-0015
5W5T25

GP2K-250
5W5Q1

GP1K-10
GT4S5
GT4S5
GT2P25
1W5D15

GP2L-0015
1W5D15

GP2L-0015
GT4S1

GP2-335-01
1W5D15

GP2L-0015
1W5D15

GP2L-0015
5W5T25

GP2K-250
GT4S5

OP1K-100

5W5T1
5W5T4

column

for

DATA

ERIE

PART

or

Equivalent)

RMA

BASE
TYPE

7BF
7BF
7BF
7BD
7BD
7BD

6BT
9A

7BK
7BK
6BT
7BT

BED

8BD
8BD
5BT
5L
3C
5T
7CH
7CH
7BK
7BK
6BT
8Q

80,
7S
7S
5T

are in

Mica

No.

r
I

mfd.

and

SPRAGUE
PART

TVL-69
D-12647

TVL-47
TVL-66
TVL-56

EL330

TVA-6

TVA-13

1FM-325

TC-2

1FM-815
1FM-215
1FM-325
1FM-215
1FM-215

1FM-325
1FM-31

1FM-215
1FM-325
Jfi-41

TM-15
TM-15
TC-2

1FM-215
1FM-215

TM-11

1FM-215
1FM-215
1FM-325

TM-15

1FM-S1
1FM-34

for

Ceramic Capacitors.

IDENTIFICATION

No.

INSTALLATION

Filter
Vert.
Filter
Filter
Vert.
Filter
Vert. Osc. Decoupling
Hor. Cent. Cont. Byp.
Vert.
Filter
Filter
Decoupling
Filter
Filter
Output Cath. Bypass

Stabilizing
Fixed

Fixed Trimmer
RF

Coupling

Neutralizing
Bias

RF

Plate Decoupling

RF

Coupling

II

M

n

u

Filament Bypass
Fixed
Conv. Plate Dec.
Fixed
Osc. Plate Decoupling

Osc.

Feedback

IF

Coupling

Bias

Filter

Bias

1st V. IF
IF

Coupling

Bias
2nd V. IF
Fixed

IF

Coupling

Fixed
Srd

V. IF

Srd

V. IF

IF

Coupling

V.

Diode Filter

Video

Video
Pic.

Tube Cath. Dec.

1st

S. IF
1st S. IF
Llmiter
Limlter Screen Bypass
Limlter

RF

Bypass

Video

Sync.
Sync.

NOTES

Electrolytic

AND

Output

Output

Cent.

Cap.

Trimmer

Filter

Trimmer
Trimmer

Filter

Decoupling

Filter

Decoupling

Trimmer
Trimmer

Cath.

Decoupling

Coupling
Coupling

Cath.

Decoupling

Grid
Plate Dec.

Coupling

Coupling

Amp.

Cath.

CODES

NOTES

Dec.

Oath.

Byp.

Cont. Byp.

*
*

»

Bypass

Bypass

Filter

Bypass

o

o

m

O

PAGE

13

ITEM

No.
R1A
R2A

R2A
R3A

R4
R5
R6
R7
R8A

ITEM

No.

R9
RIO
Rll
R12
R13
R14
R1S
R16
R17
R18
R19
R20
R21

ITEM

No.
053

C

C
C
C
C

C
C

C

C62
CC63

C65
C66
C
C
C
C

C
C
C
C
C75
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C90
C
C
C
C94
C
C96
C
C
C

Cl
Cl
C102
C103
Cl
C105
C106
Cl
Cl
Cl
Cl

cm

Cl
C113

B
B

B

B

B

§

*

54
55
56
57
58

60
61

64

37
38
39
70
71
72
73
74

76
77
78

30
31
32
33
34
35
36
37
38
09

31
32
33

35
37

38
39
00
31

34

37
38
39
LO

\S.

Used

Used

RATING

CAP.

.002
.005
.005

4700

.1

.25
120
120

.002
5

.25

.02

180

2200
390
47

.25
.05
.035
.1
.05

500

.01
.01

°7
330

.01
1000

56
120
120
56

390

.01
.05

47

.005
.005
.005
.005
.005

.01
330
330

.005

.005

.005

.005

.005

.015

.015
.003
.003
.01

120

.01
.005
.02
.0035
.0035
.003

* Not

t

When

4-

Omit

#

Omit

RATING

RESIST-

ANCE

50K2
1

Meg.

lOKffl
500K2
10K2
500K2

50002
Shaft

2.5 Meg
202
202
22502

1.5 Meg
Switch

only

only

RESISTANCE
1502
1502

47002
47002
10002
10K2
1

Meg.
10002
100K2

100K2
47ffl
47002
1502

VOLT
600

40
40
5CX
10
20
50
50
40

1500

20403

1000
500
IOC
50C
20C
60C
60C
IOC

40C

100

400
40C

sex

40C

50

4«

20
40

400
20
40
40

400
50
500
20
20(
20(
20
20
200
200
40C
400
400

40C
20C
40C
1000
IOC
600

used

either
bypass
one

WATTS

4

\

4

2

2

1

4

4

when
when

RATING

3
3
3
30

3
3

3

3

0

)
)

)0
)
00

)
)

)

3
3
3

3
3

3
3

3
3

3
3
3
3

)
)

0

In

all
item
section.

10MFD

]

}

J

•J

}

WATTS

\

4

4
4

RCA

PART

70601

7oe

506

70f

)06

72!

;24

73

L01

70(

i!8

330

39

39

330

70

322

72809

7070318

311

73102

39660
73C

94
20

39£

18

70f

36

70f
731

00
01

731
70C-

15

50

714
71770
71"

70

72E

70

72n

93
25

71£
71£

24

71(

14

71f

14

24

71£
72£

75

71E

25

71E

51

)42

39C
71E

53
71553
72'

190

71!

>53

71;

)53
71925
72"

93
72793
72'

190

72'

190

72'

190

72'

190

72'

190
72120
72120
72E

73
72573
71S

25
716

14
71S

25

90

724

11

7oe

70646

46

7oe

72874

models.

section.

Tin

PART
72734
71784
73193

71441
Not

Rea.

71'

140
71443
71443
72735
72851
Not

Req.

Decal.

seal.

D

AEROVOX

No.

PART

P688-002
P688­P688-

1084
P488-

P688

P488-

P488

1469­1468­P488­P688-

1084­P488-

P488-01
P488-

1468-C

1468­P488­1468­1468-

1468-

1468­1469­P483­P288­1468­P688­P688-005

.

P688­P688­P688­P488-01
1468- 0003
1468-0003
P688­P688­P688­P688­P688­P288-015

P288-015
P688­P688-003
P48S-01

1468­P488-

P688­P488-

P1088-0033
F108E
P6

88-003

C95 or C96

REPLACEMENT

A

No.

PART

*

§
CJ11-114

Qll-S
W-20X10
W-20X10

Q18-139XX
76-1

Part

173196

Part

#73028

REPLACEMENT

RCA

PART

No.

CAPACITORS

REPLACEMENT

CORNELL-

DUBILIER

No.

PART
GT6D2

-005

GT6D5
GT6D5

-005

-1

-25

GT2P25

-002

GT6D2

-25

GT2P25

-02

GT4S2

0004

5R5T4

00005

5W5Q5

25

GT2P25

05

GT6S5

1

GT4S5

05

GT4S1

01

GT4S1
5W5Q25

00025

5W5T4

00035

GT4S1

01

1W5D1

001
00005

5W545

00015

5W5T15

00005

5W5Q5

5R5T4

-0004
GT4S1

01
05

GT2S5

00005

5W5Q5
GT6D5

005

GT6D5

005

GT6D5

005

GT6D5

005

GT6D5
GT4S1
5W5T3
5W5T3

005

GT6D5

005

GT6D5

005

GT6D5

005

GT6D5

005

GT6D5
GT6S15

GT6S1S
GT6D3

003

GT6D3
GT4S1

00015

5W5T15

GT4S1

01

GT6D5

005

GT4S2

02

GT16D3
GT16D3

-0033
GT6D3

are

replaced,

CONTROLS

DATA

|

D/~

No.

PART

970111-24

970111-18

970111-18

M-19-S
Not.

43-20CT
43-20
P-10-2500
T-95
SW-A

or

73197

or

73045

Req.

,37

RESISTORS

DATA

IRC

PART

No.

No.

No.

is

is

ALL

CCONT.J

DATA

ERIE

PART

GP2M-002

2M-005

GP,

JM-005

GP,

2M-002

GP,

op:

41C

GP3

GPi
GPi
GPi
GPI

QPi

GP]

,-335-01

GPi

GP,

,M-005

GPi

GP2M-005

GPi

,M-005

GPi

,M-005

GPi

,-335-01

GPi

,K-300

GPi

GP2K-300

,M-005

GPi

,M-005

GPi

,M-005

GPi

,M-005

GPi

GPt

GPi

GP2M-003
GP2-335-01

GPi

GPi

GPi

replace

used.
used.

RF
RF
RF

Plate

Mixer

Mi)

cer
Mixer
Osc.

Osc.
Osc.
Decoupling

SPRAGUE

No.

PART

TM-22
TM-25
TM-25

TC-2

TM-22
TC-2

TM-12

MS

K-50

-500

K-25
K-300

-335-01
L-001
K-50

K-150
K-50

K-50

M-005

M-005

M-003

K-150

-335-01
M-005

Horlz.
Vert.

Contrast
Brightness

Contract

Brightness
Vert.

Attach
Height
Vert.
Horiz.
Focus
Volume
Attach

1FM-45
TC-2
TM-15

TM-15
TM-11

TM-11
MS

1FM-335
TM-11

1FM-21
1FM-45

1FM-315

1FM-45
MS-34
TM-11
TM-15
1FM-45
TM-25
TM-25
TM-25
TM-25
TM-25
TM-11
1FM-325
1FM-325
TM-25
TM-25
TM-25
TM-25
TM-25

TM-23
TM-23
TM-11
1FM-315
TM-11
TM-25
TM-12
MB-23
MB-23
TM-23

both with

Hold

Hold

Control

Control

Control

Control

Control

Linearity

to R3A Per

Control

Centering

Centering

Control,

Control
to R8A Per

RESISTORS
Grid

Plate

ARE t

20%

i'

20%

20%

Decoupling
Grid Shunt
Grid

20%

Plate

Decoupling

Grid

20%

"

20%

Cathode

20%

Plate

20%
Network

IDENTIFICATION

No.

INSTALLATION

Integrator

Vert.
Vert.
Vert.
Hor. Sync. Coupling
Voltage
Hor.

Sync. Coupling

AFC

Feedback

AFC

Filter

" "

Hor.

Osc.

Hor,

-34

-425

Discharge

Hor.

Sweep
Voltage Divider
Hor. Output
Hor.

Output Screen Byp.
Damper

ii

n

AFC

Plate

HV

Filter

Line

Filter

ii ii

Osc.

Grid Cap.
FM

Osc.

FM

Osc.
Voltage Divider
Ant. Coupling
Fixed
RF

Coupling
Osc. Grid Cap.
Fixed Padder
AM

Osc.
AVC

Filter

AM

Conv.
1st IF
1st IF
2nd

IF

2nd

IF

2nd

IF

RF

Bypass

Diode

"

" " T

RF

Bypass

n n

De-emphasis

AVC

Filter

Audio

Tone

Compensation

Tone

Compensation

H

n

n

n

Audio
AF

Plate

Audio

n

ti

II

t!

Output

II II N

Line

Filter

capacitors

INSTALLATION

Control

,„

(Dual

(Dual

*

ninal

(Dual

Control

Instructions

Control,

Control,

Wire

Wound

Instructions

IDENTIFICATION

1C*

UNLESS

20%

.20%

20%

CODES

AND

NOTES

Net.

ii ii
ii

ti

Osc.

Grid
Discharge
Sweep

Filter

Trimmer

Screen

Decoupling
Cath. Bypass
Screen Bypass

Plate

Load

Coupling

Coupling
Coupling

Plate

Cap.

Coupling

Divider

Grid

Cap..

Coupling

*

Cath.

Bypass

Anode

Bypass

Plate

Dec.

*

Anode

Bypass

Fll.

Bypass
Bypass

Dec.

Cap.

T

Bypass

Bypass

of

equal

NOTES

,

rrmf.pntrlp)

Concentric)

Concentrlc)

fnnrpntri

Wncentric)

,

CODES

„

<Dual

Tapped © 102

Wire

Wound

OTHERWISE

Byp.

value.

r]

t

Concentric

Wire

STATED.

,

Woun

R22
R23
R24
R25
R26
R27
R28

R29
R30
R31

R32

R33

R34
R35
R36
R37
R38
R39
R40
R41
R42
R43
R44
R45
R46
R47
R48
R49
R50
R51
R52
R53
R54
R55
R56
R57
R58
R59
R60
R61
R62
R63
R64
R65
R66
R67
R68
R69
R70
R71
R72
R73

R74

R75

R76

R77

R78

R79
R80
R81
R82
R83
R84
R85
R86
R87
R88
R89
R90
R91
R92
R93
R94A

R95A

R96

R97
R98
R99
R100
R101
R102
R103

R104
R105
R106
R107
R10£

R110

p

-I

nlll
R112
R113
R114
R115
R116
R117
R118
R119
R120
R121
R122

R123

R124

R125
R126
R127

ITEM
No.

-1

"I

B
B

C

PARTS

RESISTANCE

10002
82K2

6.8

Meg.
lOKffl
12K2
10002
15K2
392
10002
5600S2

392

10002
lOOOffl
ISKffl
1502
68002
10002

47002
33002
1

Meg.

33002

1

Meg.

472
33002
10002
100K2
822
12002
470K2
22K2

10002

5.12
100K2
100K2

I

Meg.

15K2

3.9

Meg.
68002
22Kffl
8200S2
82002
1

Meg.

1.5

Meg.

6.8

Meg.
100K2

2.2

Meg.

5602
33002

lOOOffl

560Kffl
180K2
100K2

270KS2
8200ffl

3.3

Meg.

150K2

30K2

120K2
100K2
10K2
120KS2

472

1

Meg.

822
47002
56K2
10K2
560K2

3.32
1

Meg.
6802
6802
5102
7002
852
302
28302

392

1

Meg.

L0002
22Kffl
82002
6800ffl

2.2

Meg.
22K2
18K2
472
22K2

2200S2

2 . 2

Meg

S70K2

270K2

)8S
33K2
lOOOffl
1002

5K2

102

202

OKS2

C

Mpr-

. o J

leg

22

Meg.

7KS2
20KS2
70K2
0

Meg.

70K2

0

Meff.

RATING

.

.

LIST

WATT

4
4
4
4
4
4
4
i

i

±

|
X

\

T£

\

£
1
4

X
4

4

4

^

4
4
1

£

^

1

4
4

4
4
4
4

l

l
i

^
4

4
4

4
1
4

1
1

i

1

1

1

1

10

12

2

1
7

1

4
4

i
l

2

4

l
l

4
4

1
4

1

J

4

4
^

4

PART

72067

72928
72893

71513

72848

•

72849

AND

REPLACEMENT

RCA

No.

<

L.

BTS-1000-5%

DES

RESISTO

DATA

IRC

PART

No.

BTS-1000
BTS-82K
BTS-6.8

Me
BTS-10K
BTS-12K
BTS-1000

BTS-1000

BTS-4700-5'
BTS-3300-5'
BTS-1 Meg.
BTS-3300
BTS-1

Meg.
BW-4-47
BTA-3300

BTS-1000
BTS-100K

BW-4-4.7
BTS-100K-5'
BTS-100K-55
BTS-1 Meg.
3TA-15K
BTS-3.9

Mej
BTS-6800
BTS-22K
BTS-8200
BTS-8200
BTS-1

Meg-!
BTS-1. 5 Kef
BTS-6.8

Me(
BTA-100K
BTS-2.2

M6£
BTS-560
BTS-3300
BTS-1000

BTS-560K-59
BTS-180K

BTA-270K
BTS-8200
BTA-3.3Meg

BTS-150K
BTS-120K

BTS-10K
BTA-120K

BTS-1 Meg.
BW-1-82
BTA-4700
BTS-56K
BTS-10K
BTS-560K

BTA-680
BTA-680
AB-500
DG-700
BW-2-82
BW-1-30
AB-3000
BW-1-39
BTS-1 Meg.
BTS-1000

3TS-22K

BTA-8200
BTA-6800

3TS-2.2

Me£

3TS—

22K
BTS-18K
BW-4-47
BTA-22K
BTA-2200
BTS-2.2

Meg
BTS-270K
BTS-270K
BW-4-68
BTS-33K
BTS-1000
BW-4-100
BTS-15K

)TS-820-5%

TS-10K

TS-1.5

Meg

TS-22

Meg.
TS-27K
TS-27K
TS-220K

TS-470K

<TIQ

-i

f]

TvTp

10—

_LU i ieg
TS-270K
TS-10

MeR.

5%

0.

.

PAGE

14

IDENTIFICATION

AND

INSTALLATION

ntegrator Net.

ert.

Osc.
ert. Discharge
ert.

.or.

oltage

or.
FC
FC

lor.

or.
or.
oltage
or„
or.
amper

FC

V

ine

ii

sc.
M
M
oltage
nt.
ixed
F
sc.

ixed
M
vc
M
st
st
nd
nd
nd

F

lode
F

e-emphasis
VC

udio
one

one

udlo
F
udio

utput
ine

.pacitors

ALLATION

I

L

Grid

Sweep Coupling

Sync.

Coupling

Divider

Sync.

Coupling
Feedback
Filter

Osc.

Grid

Discharge
Sweep Coupling

Divider

Output

Cath.

Output Screen

Filter

Plate Bypass

Filter

Filter

ii

Grid Cap.

Osc.

Anode Bypass

Osc.

Plate

Divider

Coupling

Trimmer

Coupling

Grid Cap.

Padder

Osc.

Anode Bypass

Filter

Conv.

Fil.

IF

Screen Bypass

IF

Decoupling

IF

Cath. Bypass

IF

Screen Bypass

IF

Plate

Bypass

Bypass

Filter

Plate Bypass

Dec.

Load Cap.

11

Coupling

Compensation
Compensation

Coupling
Coupling

Plate

Filter

of

NOTES

(Dual

Concentric)

(Dual

Concentric)

(Dual

Concentric)

"Suctions

mtrol,

Tapped

Control,

Wire

*e

Wound

Instructions

ICATION

CODES

UNLESS

OTHKBWTRK

CODES

NOTES

Cap.

Cap..

«

Byp.

Byp.

Dec.

*

Bypass

T

T

equal

value.

<Dual

© 102

Wound

Concentric

Wire

Woun

RTATRH.

20*
20%
20%

20*

20%

R22
R23
R24
R85
R26

R27

R28
R29
R30

R31

R32
R33
R34

R35

R36

R37

R38

R39

R40
R41
R42
R43
R44
R4S

R46

R47
R48

R49

R50
R51

R52
R53
R54
R55

R56
RS7
R58
R59
R60
R61
R62
R63
R64
R65
R66
R67
R68
R69
R70
R71
R72
R73

R74
R75
R76

R77

R78

R79
R80
R81
R82
R83

R34
R85
R86
R87
R88
R89

R90
R91
R92
R93

R94A

R95A

R96

R97
R98
R99
R100
R101
R102
R103
R104
R105
R106

R107

R108
R109
R110

Rill

R112

R113
R114
R115
R116
R117
R118
R119
R120
R121
R122
R123
R124
R125

R126
R127

PARTS

10002
82K2

6.8

Meg.
10K2
12K2

10002

15K2

392

10002
56002

392

10002
10002

15K8
1508

68002
10002

47002
33002

1

Meg.

33002

1

Meg.

472

33002

10008
100K2

828

12002

470K2
22K2

10002

S.12

100K2

100K2

1

Meg.

1SK2

3.9

Meg.

68002
22K2
82002
82002

1

Meg.

1.5

Meg.

6.8

Meg.

100K2

2.2

Meg.

5608
33002

10002
560K8
180K2
100K2

270K2

82002

3.3

150K2

30K2

120K8
100K8

10K2

120K2

478
1

Meg.

822

47002
56K2

10K8

560K2

3.32
1

Meg.

6802

6808

5102

B

7002

852

B

302

C

.8302

392
1

Meg.

10002
22K2
82002
63002

2.2

Meg.

22K2

18K2
472

22K2

22002

2.2 :

270K2
270K2

682

33K2
10002

1002
15K2
9102

8208

10K8

1.5

Meg.

22

Meg.

27K2
27K8
220K2
470K2

10

Meg.

270K2

10

Meg.

Meg.

_

LIST

PART

72893

71513

J

72848

AND

REPLACEMENT

RCA

No.

DESCRIPTIONS

RESISTORS

DATA

PART

BTS-1000
BTS-82K
BTS-6.8
BTS-10K
BTS-12K

BTS-1000

BTS-4700-5%
BTS-3300-5%

BTS-1

BTS-3300

BTS-1 Meg.

BW-i-47
BTA-3300
BTS-1000
BTS-100K

BW-i-4.7
BTS-100K-5%
BTS-100K-5%

BTS-1 Meg.

BTA-15K
BTS-3.9
BTS-6800
BTS-22K
BTS-8200
BTS-8200
BTS-1

Meg-5%
BTS-1.5
BTS-6.8
BTA-100K
BTS-2.2
BTS-560
BTS-3300
BTS-1000
BTS-560K-5%
BTS-180K

BTA-270K
BTS-8200
BTA-3.3Meg-

BTS-150K
BTS-120K
BTS-10K

BTA-120K

BTS-1 Meg.

BW-1-82
BTA-4700
BTS-56K
BTS-10K
BTS-560K

BTA-680

BTA-680

AB-500

DG-700

BW-2-82
BW-1-30
AB-3000
BW-1-39

BTS-1 Meg.

BTS-1000
BTS-22K
BTA-8200
BTA-6800
BTS-2.2
BTS-22K
BTS-18K
BW-i-47

BTA-22K

BTA-2200

BTS-2.2
BTS-270K
BTS-270K
BW-i-68
BTS-33K
BTS-1000
BW-i-100
BTS-15K
BTS-1000-5%
BTS-820-5%
BTS-10K
BTS-1.5
BTS-22
BTS-27K
BTS-27K
BTS-220K
BTS-470K
BTS-10
BTS-270K
BTS-10

IRC

No.

Meg

Meg.

Meg.

Meg.
Meg.

Meg.

Meg

'

Meg.

Meg.

Meg.

Meg.

Meg.

CCONTO

Bias

Network

1st

Video
1st
1st
2nd
2nd
2nd
Voltage
3rd
3rd
3rd
3rd
Video

Video Amp. Grid

Video
Video
Video
Video Output

Voltage Divider
1st
1st
2nd
2nd
2nd
Disc.
Disc.

Sync. Amp.
Sync.
Sync.
Sync.
Integrator

Vert. Osc. Grid
Vert. Osc. Plate
Voltage Divider

Vert.
Vert. Output Cathode
Vert.
Filter
Horlz.
Horiz.

Horiz.
Horlz.
Voltage Divider

5%

Feedback

Voltage Divider Temp. Comp.
Horiz. Osc. Grid Carbon Film Type

Horiz. Osc.
Horlz. Osc. Plate
Parasitic Suppressor
Horlz. Output Grid
Horiz. Output Cathode
Horlz.
Feedback
Filter
Feedback.
HV
HV
Focus

Bias Network
Filter wire Wound
Bias Network
Voltage
Bleeder
Bias
FM

FM
FM
FM
FM
AM
AM
AM

1st IF

1st IF

1st IF

AVC

ti

ii

Diode
2nd FM IF
2nd FM IF
2nd FM IF

Balancing

De-emphasis
Balancing

Ratio Det. Diode Load
AVC
Delayed
Tone Compensation

Phase
Phase

AF

Grid

IF

Video

IF
IF

Video
Video

IF

Video

IF
IF

Video

Di

vider

Video

IF

Video

IF

Video

IF

Video

IF

Det.

Amp. Plate
Output
Output Cathode

Sound

IF

Sound

IF

Sound

IF

Sound

IF

Sound

IF
Filament Wire Wound
Diode

Grid

Arnp.

Plate

Sep.

Grid

Sep. Cathode

ii

ii

Output

Peaking

AFC

Grid

AFC

Cathode

" " "

AFC

Plate

AFC

Filter Network

Output Screen

Rect. Filament
Filter

Coll

Shunt

M

ii

ti

Divider
Wire Wound

Network

Ant. Isolation
Conv. Decoupling
Osc.

Grid
Osc. Plate
Osc.

Plate
Conv.

Grid

Osc.

Grid

Osc. Plate

Cathode
Screen

Decoupling

Network

Load

Cathode
Screen Decoupling
Plate

Network

AVC

Inv.

Grid

Inv. Plate

(Continued)

IDENTIFICATION

Grid
Cathode
Decoupling
Grid
Cathode
Decoupling

Orid
Oabhode
Plate
Decoupling

Diode

Load

Grid

Plate

Cathode
Decoupling

Grid

Screen Decoupling
Plate

Decoupling

Load

Grid

Temp.

Comp.

Transformer

Wire

wire

See

Shunt

wire

Wound

'wound

Wound

Wire Wound

Note

Decoupling

CODES

20*

20%

5%

20%

5%

20%

20%

5%
20%
20%
20%
20%
20%

20%
20%

20%
20%

20%
20%

20%
20*

20%

20%

ITEM

No.

RESISTANCE I WATTS

R123

270K2

R129

470K2

R130

82002

R131

470K8

R132

5602

R133

1002

R134

33002

R135

33002

Note.

ITEM

No.

PRI.

117VAC

T1A

®

1.84A

B

T2

117VAC

®

.60A

TT

Add

#

Drill

44

5CXY;

ITEM

No.

DC

PRI.

T3

1172

©852

T4

1652
4102

T5

®

1702

T6

5902

T7A

142

B

632

T8

2552

ITEM

IMPEDANCE

No.

PRI.

T9

12K2

ITEM

No.

FIELD RES.

SP1

CONE

SP2

ITEM

TOTAL
DIRECT

No.

CURRENT

LI

.240A

ITEM

No.

L2

Ant . Input

L3

Inter-

ference

Inter-

L4

ference
Fil.

L5
L6

Mixer
1st

L7

IF

and

Sound

2nd

LB

3rd

L9

Sound Trap

L10

4th

Lll
L12

Peaking
Peaking

L13

RATING

Used only when

RATING

SEC.

1

___

720VCT

5VAC

@

.24A

g>3A

DC

SEC.

SEC.

4

6.3VAC

6.3VAC

®

®

7.1A

680VCT

5VAC

®2A

®

.073

ADC

series

resistor

new

mounting holes.

transformer.

RATING

RESISTANCE

SEC.

Tap

13102
SEC.

SEC.

2.62

PM

DIA.

Chit.

Grid

Trap

Trap

IF
IF

10.62
Tap

a

.62

SEC.
02
72

RATING

RATING

RESISTANCE

642

IF

1

2

DC

PRI.

6302

CT

V. C.

IMP.

2.62

V. C.

DIA.

1"

RATINGS

D. C.

DC

PRI.

OS

OS

02
02

02

.22
.18
.12

02

.12

2.22
62

Tap

CT

12"

USE

Trap

Trap

Video

Video
Video

Video

PART

72865

Ion '

SEC.

2

5-

.6A

to r

__

PART

72770
71775

71416

71774
71420

73233

RES.

SEC.

.22

RES.

OS

OS

RCA

RCA

INDL

2.5

SEC.

I

I

tv

h

Tl

—

10

C

1C

TIONS

(Continued)

JTJ

IDENTIFICATION

Network

ideo

IF

Grid

'ideo

IF

Cathode

'ideo

IF

Decoupling

Ideo

IF

Grid

'ideo

IF

Cathode

Ideo

IF

Decoupling

.ge

Divider

'ideo

IF

Grid

'ideo

IF

Cathode

Ideo

IF

Plate

ideo

IF

Decoupling

Det.

Diode

Load

Amp.

Grid
Amp. Plate
Output Grid
Output Cathode
Output Plate

ge

Divider

ound

IF

Cathode

ound

IF

Decoupling

ound

IF

Grid

ound

IF

Screen
Plate

Decoupling

Wire

Load

Cathode

Temp.

Network

Transformer
Plate

Wire

wire

Wire Wound

See

Note

Decoupling

Decoupling

Load

Decoupling

Wound

Wound

ound

IF
Filament
Diode

Amp.

Grid

Amp.

Plate
Sep. Grid
Sep. Cathode

rator

Osc.

Grid
Osc.

Plate

ge

Divider

Output Grid
Output Cathode
Peaking

r

. AFC

Grid

. AFC

" "

;.

AFC

Plate

;.

AFC

Filter

.ge

Divider

iack

-ge

Divider Temp. Comp.

.

Osc. Grid Carbon

.

Osc.

.

Osc.

itic

Suppressor

.

Output Grid

.

Output Cathode

.

Output Screen

ack
r
ack,

ct.

Filament

Iter

Coil Shunt

Network Wire Wound
r

Wire Wound

Network
^;e

Divider

er

Wire Wound
Network
t.

Isolation

iv.

Decoupling

c.

Grid

c.

Plate

c.

Plate

nv.

Grid

•:.

Grid

:.

Plate

'"

Cathode

r

Screen

r

Decoupling

3twork

Load

1

IF

Cathode

•1

IF

Screen

1 IF

Plate

;ing

)hasis

;ing

Det.

Diode

itwork

id

AVC

lompensation

Inv.

Grid

Inv.

Plate

d

Comp.

Film

Shunt

Wound

CODES

Type

5%

20%

80%
20%

80%

20%
20%

20*

2058,
2056

5%

5%

20%
20%
20*

2056

20%

5%

20%
20%

20%
5%

20%

20%

20%

20%

20%
20%

20%

20%

ITEM

No.

RESISTANCE I WATTS

270K2

470KB

R131
R132

5602

33002
33002

Note.

ITEM

No.

T1A

117VAC

®

1.84A

B

T2

117VAG

®

.60A

TT

Add

I

Drill

44

50%

ITEM

No.

DC

1172

T3

® 852

T4

1652

T5

4102

®

1702

T6

5902

T7A

148

B

632

T8

25SS2

ITEM

IMPEDANCE

No.

PRI.

T9

12K2

ITEM

No.

FIELD

SP1

CONE

SP2

ITEM

TOTAL

No.

DIRECT

CURRENT

.240A

LI

ITEM

No.

L2

Ant.

L3

Inter­ference

L4

Inter-

ference

Fil.

L5
L6

Mixer

L7

1st

IF

Sound

L8

2nd

L9

3rd

L10

Sound

Lll

4th

L12

Peaking

L13

Peaking

RATING

Used

only

PRI.

SEC.

720VCT

©

.24A

SEC.

6

.3VAC

®

7.1A

6BOVCT

©

.073

ADC

series

resistor

new

mounting

transformer.

RATING

RESISTANCE

Tap

Tap

CT

12"

2.62

RES.

PM

DIA.

13102

SEC.

10.

S>

.62

SEC.

02
72

RATING

SEC.

RATING

RESISTANCE

642

SEC.

PRI.

USE

Input

Trap

Trap

Chk.

Grid

Trap

Video

and

Trap

Video

IF

Video

IF

Trap

Video

IF

when

RATING

1

DC

4

1

6Si

Tap

2

PRI.

6302

CT

V.

C.

2.62

V. C.

1"

RATINGS

D. C.

PRI.

02

02

02

Offi

OS!

.22
.12
.IS

02

.12

2.2ffi

62

REPLACEMENT

RCA

PAST

No.

72865

Ion

trap

SEC.

2

»

.6A

to

holes,

SEC.

5VAC

S)2A

6

.3VAC

©3.9A

reduce

5VAC

g>3A

SEC.

6.3VAC

©

5VAC

® 2A

TRANSFORMER

RCA

PART

No.

72770
71775

71416

71774
71420

73233

TRANSFORMER

DC

RES.

SEC.

.22

IMP.

71961

DIA.

INDUCTANCE

10

CURRENT

1000

2.5Henries

DC

RES.

SEC.

02

OS

RESISTORS

DATA

IRC

PART

No.

BTS-270K
BTS-470K
BTS-8200
BTS-470K

BW-2-S60

magnet

coil

TRANSFORMER

RCA

PART

3

71772

73150

4-

71975

plate

voltage.

REPLACEMENT

STANCOR

PART

No.

A-8121

A-8117

A-8115

DY-1
FC-10

REPLACEMENT

No.

No.

STANCOR
PART

A-3823

SPEAKER

REPLACEMENT

ST-102
MOD.P12-S

RCA

PART

37899

RCA

PART

FILTER

RCA

PART

71970

REPLACEMENT

RCA

PART

No.

No.

COILS

f}

71507

71505
71506

72811

71426

73708

71778
71426

71793

CCONT.J

AF
Output

Output
Parasitic
Filter

Is

not

No.

*

(SWEEP

(AUDIO

No.

DATA

JENSEN

PART

No.

§

CHOKE

REPLACEMENT

STANCOR

C-2325

(RF-IF)

DATA

MEISSNER

PART

Plate

Grid

Cathode

Suppressor

used.

(POWER)

REPLACEMENT

STANCOR
PART

No.

P-8153

P-6012

CIRCUITS)

DATA

CHICAGO
PART

No.

TBO-1
TFB-1

TSO-1

OUTPUT)

DATA

CHICAGO

PART

No.

RO-111

QUAM

PART

12A4A

PART

No.

No.

Part

n

n n

ii n n

II

M It

n

n

Includes

Trap
Includes

Includes

36

Microhenries

180

Not

IDENTIFICATION

Wire

Wound

DATA

TP-392

f Tt

A-2901

No.

DATA

CHICAGO

PART

TR-4225

of

winding

Microhenries.
used

PH-70B

MERIT

PART

No.

A-40QO

A-3035

MERIT

PART

No.

§

Replace output transformer

to

match

No.

C-2991

Tuner

ii

62MMF

capacitor.

not

56MMF

capacitor.

75MMF

capacitor.

in all

CODES

CHICAGO

PART

No.

t tt

Hor.
Vert.

Hor . Output

Vert.
Hor.
Vert.
Focus

INSTALLATION

6-82

MERIT

PART

No.

NOTES

used

in all

Wound

receivers.

PART

P-3059

P-2951

NOTES

Osc. Coil

Block.

Osc.
Trans

Output

Deflection

Deflection

Coll

NOTES

NOTES

voice

INSTALLATION

NOTES

Part

receivers.

on

39KS2

MERIT

No.

t

Trans

.

Trans.

Coll

Coil

coil.

of

tuner.

resistor

i

o

o

m

N§

K)

PAGE

15

ITEM

L14

Lie

L17

LIB
L19
L20

L21
L22
L23
L24
L25
L26
L27
L28

129
ISO

TEM
No.

M6
MS

No.

L15

ITEM

No.

Ml
M2
M3
M4

MS
M7
M9

mo

PARTS

USE

Peaking
Peaking
Peaking

Sound

IF

Disc.

Trans

Width

Cont.

Hor.

Line-

arity

FM

Ant.

FM

Osc.

AM

Ant.

AM

Osc.

FM

1st IF

AM

1st IF

FM

2nd IF

AM

2nd IF

Ratio

Det.

Trans

.

Fll.

Chk.

BASE

TYPE

Bayonet
Bayonet
Bayonet

Bayonet

PART

NAME

Band Switch
Tone Switch

Fuse
Tuning

Cap

Ion

Trap
Tuner
Safety Glass

Dial

Scale

Dial

Scale

Knob
Knob
Knob

Knob
Knob
Knob
Knob
Knob
Knob

4.5S2

2.2S

4.52

Offl
Offl

02

362

Offl

Offl

26ffl
4ffl

.52
122

1.29
82

.12

Offl

PRI.

DC

VOLTS

7.5

7.5

7.5

7.5

LIST

RES.

SEC.

02
02

02

1.52
.82

122

.52

82

,12

AND

71529
71793
71529
71424
71427
71439

71449
72335
72336
72071
72333

72887
71625

72888

71631

72889
72574

AMPS.

.2
.2
.2

.2

RCA

PART

72852
71603

72059
71792
KRK2B-1
73027
73070
72682

71821

72800
71533

71534
71535
71536
72565
72566
72567

DESCRIPTIONS

COILS

CRF-IF)CONT.

REPLACEMENT

RCA

PART

No.

COLOR

White
White
White
White

MISCELLANEOUS

No.

DIAL

BEAD

DATA

MEISSNER

PART

No.

14-1060
16-6658
16-6660

LIGHTS

REPLACEMENT

ROA

PART

No.

11765
11765
11765
11765

Includes

TV

Not

used

in all
26-568MMF,
Electo-Magnet

For

model
For
For
switch
For

switch
For
For

instruments
For
mahogany
For

Instruments.
For

instruments
For

instruments
For

730TV1

model

730TV2

radio tuning, band switch, off-volume,

for

radio

tuning, band switch, off-volume

for

fine

tuning

station selector
brightness

instruments

contrast
brightness
contrast

fine

tuning

(Continued)

NOTES

120

Microhenries.

36

Microhenries.

120

Microhenries

Includes

10MMF

Includes

2-56MMF

DATA

i

Power Switch

sets

13-368MMF

walnut
toasted mahogany instruments.

.

.
.

W/T

or

mahongany

for

walnut

for

and

vertical hold

.

or

horizontal hold

and

vertical hold

and

Hor.

hold

for

toasted mahogany instruments.

Wound

on

capacitor

capacitor

Type

#51

Type

*51

Type

151

Type

#51

NOTES

Instruments.

or

mahogany instruments.

walnut

or

mahogany

for

walnut

for

walnut

for

toasted mahogany

for

toasted mahogany

and

NOTES

22K2

33MMF

and

and

or

resistor.

47MMF

and

tone

tone

or

mahogany

cap.

cap.

1.

Remove 3 push-on type knobs from

2.

Remove 4 push-on

3.

Remove 9 screws holding rear cover.

4.

Remove picture tube base socket

5.

Remove

6.

7.

8.

9.

10.

11.

12.

13.

14.

15.

16.

17.

18.

19.

20.

21.

22.

23.

PAGE

HV
Remove 2 phlllips-head
Loosen 4 screws holding clamps

Remove

TV

Remove

TV

Remove

TV

Remove

7 hex

Remove

TV

Remove speaker plug
Remove phono

Remove receiver antenna plug from rear

Disconnect phono power plug.
Remove panel lamp from Inside bottom front center
Remove panel lamp from phono section.
Remove

two hex

Remove

two hex
Remove receiver chassis.
Remove four
Remove speaker.

16

type

cap

from picture tube.

power plug from
audio plug from rear
antenna plug from rear

head bolts holding

chassis.

audio

nuts holding receiver chassis

hex

DISASSEMBLY

TV

knobs from receiver controls.

screws from upper

rear

at

speaker.

plug from rear

head bolts from rear

nuts

holding

controls.

and Ion

at
of

of

TV

speaker.

trap.

corners

large

end of
receiver
receiver

of

receiver chassis.

chassis.

of

receiver

of

of

chassis.

chassis.

receiver

receiver mounting board.

INSTRUCTIONS

of

picture tube front

picture tube. Remove tube,

chassis.

chassis.

of

cabinet.

to

mounting board. Remove hooked studs

plate.

slide

Remove front plate.

forward.

by

pushing

up and

turn

A

PHOTOFACT STANDARD

©Howard

W.

NOTATION

Sams & Co., Inc. 1949

SCHEMATIC

PAGE

26

@

6AL5

•

330

•MMF

820.

D

ji)

10

®.

K

6SQ7

^1 5 >

®"

+

MFD

>

«g

=•

rtlTft

6K6GT

POWER

OUTPUT

r

THE

COOPERATION

RECEIVER

r~a

A

^f

MAKES

OF THE

IT

POSSIBLE

I

®i

\SW.ON

o^

VOLUME

T

CONTROL

MANUFACTURER

TO

BRING

YOU

SW.

ON

O

BAND

SW.

L

V—^-T"-,

OF

THIS

THIS SERVICE

PAGE

19

IDENTIFICATION

VIEW-CAPACITOR

CHASSIS-BOTTOM

n

ru

RADIO

o

S1300W

V32I

VIEW-RESISTOR IDENTIFICATION

CHASSIS-BOTTOM

RADIO

'lAlOeZ

M01DIA

'CA10CZ

I

hJ

Ln

730TV1
RCA

V27

V28

1/2 V25

OUTPUT

INV.

1/2 V14

PHASE

AF AMP V26

IF V9

VI0

SOUND
1st

LMITER

POWER

POWER OUTPUT

VERT. OUTPUT

siaaow

VDU

'LAIOCZ

BLOCK DIAGRAM

'CAIOCZ

V13

1/2 V 7

IF

IF

IF

VIDEO

VIDEO

VIDEO
1st

2nd

3rd

1/2

SEP 1/2 V13

CLAMPER

SYNC. AMP,

SYNC.

SYNC.

AFC 1/2 V15

HOR.

TUNER

V21, V22, V23,

V29

V20,

V24,

AM-FM

V19

RECT
L.V.

ro

m

I

VIEW

CHASSIS-TOP

RADIO

VIEW

CHASSIS-BOTTOM

RADIO

siaaow

V3M

'LAIOCZ

iJOlDIA

m

ro

HORIZ. LIN.

VERT.

LIN.

HEIGHT

VERT.

CENT.

CABINET-REAR

HORIZONTAL

HORIZONTAL OSCILLATOR

Tune

In

test pattern

to

extreme counter-clockwise position. Picture should

main

In

synchronization.

channel

and

then back

the

picture should
control clockwise
synchronize
the
clockwise
nization
the
should again drop

bars should
receiver
with
position

60*
drops
zontal oscillator
(A)

position.

picture

downward
range,

and

and

control

Is

position.

for

another

control.

In

HORIZONTAL OSCILLATOR

Turn

adjust slug

At the

be

falls

the

hold control
or

falls

the

clockwise

Into

"sync"

horizontal hold control

Tune

is out of

to the

set it to

ALIGNMENT

and

Turn

to the

be out of

and the

picture should slowly begin

finally lock-In,

approximately

The

picture should remain

90'

In

extreme clockwise position

out of

synchronization
seen sloping
to

hold synchronization during

at the

to

hold.synchronization
direction

It

will

be

circuit

in

right.

its

B2

as

ALIGNMENT:

test pattern

sync,

and

If the

mid-position

until bars appear.

OSCILLATOR

CHECK:

turn horizontal hold control

channel

switch

to
original channel. Normally,
synchronization.

This

90"

from

the

clockwise direction

downard

to the

extreme

counter-clockwise

from

the

necessary

follows:

to

extreme clockwise

and

adjust trimmer

shown

3£

to

trimmer

(one

Turn

should occur when

the

extreme counter-

In

the

and

3i

to

right.

this

for at

point

when

to

align

the

4i

bars sloping

has

Insufficient

turn from tight)

another

the

to

synchro-

of

picture

4i

If the

check

least

It

hori-

Bl

until

re-

VIEW

AND

LINEARITY

(B)

HORIZONTAL

Turn

wise

position.

original

Slowly turn horizontal hold control clockwise

the

least number
ture syncs.
picture

clockwise.
ly

counter-clockwise

channel

In"

point. Repeat

present.

Repeat

lined

under "Horizontal Oscillator Alignment Check".

WIDTH,

Turn
Adjust
and

linearity. Adjust horizontal linearity
linearity
control
HEIGHT & VERTICAL LINEARITY

Adjust
vertically.

test

pattern

Due
essary
tering

LOCKING ALIGNMENT:

the

horizontal hold control

Switch

again.

of

diagonal bars present Just before

If

more

than

sync,

adjust

"horizontal lock" trimmer

If

less than

and

and

back again. Recount bars present

this

Steps

(A) & (B)

DRIVE & HORIZONTAL

width control

"horizontal

In

until picture

the

to

IntractioB

to

repeat

control

drive"

the

right half

height control until picture

Adjust

the

is

symmetrical from

the

to

align

ADJUSTMENTS

to

another channel

4i

bars

3i

bars

switch

channel

procedure until

until

conditions exist

LINEARITY

B4 to

maximum clockwise

trimmer

of the

fills

the

mask.

ADJUSTMENTS:

vertical linearity control until

between

thes«

adjustment.

the

picture

HORIZ.

HORIZ,

HORIZ. FREO.

to

are

are

present adjust

ADJUSTMENTS:

B5 for

picture. Readjust width

top to

two

Adjust

with

LOCK

DRIVE

full

counter-clock-

and

back

to the

and

note

present Just before

B3

slightly

B3

selector

3i

bottom.

controls

to

another

at the

"lock-

to

4£

bars

as

out-

position.

maximum brightness

B6 for

best

fills

mask

it

Is

the

vertical

the

mask.

pic-

slight-

are

the

nec-

cen-

PAGE

24

9
Pin

8
Pin

7
Pin

6
Pin

V17.

V29.

V14.

02

• 472

Meg.
1

1502

Offl

Offl

Meg.

100K2

1

39B

472

39ffl

T2K2

T2KB

100K2

•

2K2

T2K2

t5.5KB

02

100KB

Inf.

02

822

2KB

T23K2

12.

02

100KB

02

02

02

.12

.12

.12

6.8K2

»5Kffl

45002

«oa

TUP CAP

TOP CAP

-2002

-4508

T5.5K2

Inf.

4.5K2

200K2

Inf.

02

Inf.

Inf.

Inf.

T70ffl

02

682

4.5 Meg

Inf.

660B

120KB

128KB

fLSKffi

02

02

5602

560B

.12

.12

Inf.

682

#33K2

02

.12

02

I270K2

I270K2

Inf.

8.2K2

V19.

8 Of

8 Of

3 Of

8 Of

Pin

Pin

Pin

Pin

800K2

From

From

Inf.

Measured From

Measured From

Measured

Measured

T

»

t

-

260B

MEASUREMENTS

RESISTANCE

AND

5
Pin

Meg.

T2KB

T2K2

lOOKffl

100K2

1

4
Pin

READINGS

02

3
Pir

RESISTANCE

.12

2
Pin

T6.5KS2

1
Pin

I6.5K2

Tube

6J6

1

Item

V

9
Pin

8
Pin

7
Pin

OV

6
Pin

-8.9VDC

02

02

.Iffl

t5.5K2

T5.5KS

6J6

V 3V4

.3VDC

5-6.4

02

.12

.12

39B

392

20K2

12K2

6AG5

6AG5

5
V

OV

OV

VDC
145

145VDC

VDC

02

.18

t2K2

t2Kffl

6J6

2
V

OV

-3.9VDC

.12

T8.5K2

02

.12

1502

T2.2KB

OB

.12

02

Meg.
4

T2Kffl

.12

.12

.12

02

Offl

02

Meg.
1

Offl

OB

T300B

OB

Inf.

Meg.

.12

2.12

4

.12

OS!

02

T15K2

100K2

02

Meg.

.2B

T4.5KB

15K2

6AG5

6
V

1.3VDC

140VDC

02

470KB

6AL5

6BA6

6AU6

12AU7

V 8V9.

02

•.7VDC

»OV

•150VDC

10
V

OV

1.5VDC

85VDC

125VDC

V7

-.1VDC

OV

1

Inf.

»

200KB

6AL5

6AT6

6SN7GT

12V 13

Vll

V

OV

-.1VDC

OV

6.3VAC

-9VDC

9.4VDC

OV

Meg.

T2K2

»1

-140K2

Meg.

200KS2

•

Inf.

2.2

02

82B

»

»280K2

•

Meg

Meg

.12

»1.2

»2.3

-320KB

Meg.

850K2

•

• 1

Inf.

6BG6

6SN7GT

6SN7GT

14

V15

V16

V

*

OV

175VDC

OV

6.3VAC

6.3VAC

OV

85VDC

»25VDC

»OV

«

OV

Inf.

Inf.

Inf.

*702

200KB

200K2

#3Kffl

702

.12

Inf.

6

Inf.

Inf.

02

Inf.

4.5K2

02

#3K2

#2Kffl

iHKB

Inf.

270K2

Offl

480K2

.12

.12

.12

02

02

Offl

.12

oa

oa

11K2

Offl

OB

I2K2

2.5 Meg

OB

13308

02

OB

Meg.

Meg.

02

10

10

Meg.

Inf.

Inf.

Inf.

5V4G

17
V

320VDC

OV

260VDC

22K2

22KB

1B3QT

V18

6BE6

5U4G

4-6BE6

19
V

V20

V21

275VDC

OV

OV

OV

130VDC

95VDC

380VAC

9202

IB

02

OB

2.5

4-6AU6

*6AL5

6BA6

V23

V24

V22

.7VDC

.8VDC

2.9VDC

120VDC

150VDC

OV

02

6S0.7

6K6GT

6SQ7

V27

V25

V26

OV

OV

20VDC

VAC
3

6.

6.3VAC

6.3VAC

105VDC

OV

105VDC

12

Inf.

T10002

470K2

PIN

11

#2K8

t2802

2502

PIN

10

13002

800KB

PIN

-56K2

volt-

to the

for

.12

t5K2

800K2

OB

02

6K6GT

5Y3GT

V28

V29

20VDC

310VDC

OV

OV

OV

320VAC

volts
17

1
at

T1000B

maintained

10BP4

voltage

V30

readings,

Line

4.

age

1,000
at

20,000

are at

measured

Voltage
AC

measurements

volt;
per

Voltage

ohms

DC

1.

minimum.

vary according

set at

may

controls

readings

panels

Front

Where

direc-

clockwise
a

6.

. 5.

in

socket.

counted

of

are

.

bottom
on

numbers

.

.

ohms.

tion

Pin

2.

minimum
both

given.
are

controls,

readings

service

of the

maximum

SlldOW

VD3

setting

com-

and

pin to

stated.

socket
from

otherwise

are

unless

negative
mon

Measured values

3.

'IMOCZ

UO1DIA

VOLTAGE

5
Pin

-2.2VDC

§-4.8

145VDC

145VDC

-8.8VDC

VDC

4
Pin

OV

ov

OV

3
Pin

VOLTAGE READINGS

2
Pin

1
Pin

Tube

Item

6.3VAC

145VDC

145VDC

6J6

V 1

VAC
3

6.3VAC

6.

VDC
140

75VDC

VDC
75

140VDC

6J6

6J6

V 2V 3V4

95VDCOV6.3VAC

ov

ov

ov

6.3VAC

6.3VAC

6.3VAC

1.3VDC

OV

OV

OV

-8.5VDC

-8.8VDC

6AG5

6AG5

6AG5

V5

V6

VAC
3

6.3VAC

6.

OVOVOV

-.5VDC

-.2VDC

DC

OV

127V

6AL5

12AU7

V7

V8

125VDC

140VDC

OV

AC
3V

6.3VAC

1.8VDC

6.

OV

6.3VAC

OV

-.1VDC

OV

-.5VDC

OV

OV

6AU6

6AL5

6BA6

10
V

V 1 1

V9

»290VDC

OV

6.3VAC

OV

OV

OV

6AT6

V12

•137VDC

232VDC

-.2VDC

OV

150VDC

-.6VDC

6SN7GT

13
V

»OV

OV

»-.lVDC

»-31VDC

OV

260VDC

DC

OV

•

•9.2VDC

-65VDC

320V

•137VDC

»72VDC

•95VDC

6.3VAC

320VDC

»-6VDC

»OV

OV

OV

6SN7GT

6BG6

6SN7GT

5V4G

14

15V 16
V

V

V17

260VDC

250VDC

OV

6.3VAC

6.3VAC

380VAC

OVOVOV

OV

OV

-.1VDC

210VDC

240VDC

-.4VDC

OV

OV

6.3VAC

6.3VAC

-.3VDC

OV

OV

240VDC

VAC
3

6.

OV

OV

310VDC

MEASURE.

OV

OV

275VDC

* DO NOT

5-8.6

VDC

$-.2

OV

VDC

1B3GT

V18

6BE6

5U4G

6BE6

V19

V21

tV20

-.1VDC

OV

OV

-.2VDC

-.3VDC

OV

VDC

-.3

OV

2.5VDC

OVOVOVOVOV

6BA6

6AU6

6AL5

V22

4-V23

*V24

SK6QT

6SQ7

6SQ7

V27

V25

V26

12

OV

OV

140VDC

PIN

11

240VDC

320VAC

PIN

220VDC

VDC

10

310VDC

240

PIN

290VDC

AC
3V

6.

6K6GT

V28

V14.

75VDC

310VDC

3 of

.

Pin

140VDC

from

Measure

5Y3GT

10BP4

Do Not

Measured

»

V29

V30

*

rn

ro

I