Roberts 192-FT Service Manual

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ROBERTS

MODET

I92FT

TRADE

MANUFACTIIRER

TYPE SET

powER

The listing

constitute

by Howard W. Sams & Co.,

such replacement

of

compiled from information

Inc., cQ5i4

of any available

case a recommendation,

in any

part.

the manufacturers of the

by

NAME

suppl,y

replacement

Inc., as

The

numbers of these

furnished

Roberts

Roberts AC Operated

(Units

I05-I20volts AC,

W.

SAlYlS

part

warranty or

quality

to

the

to Howard W.

particular

type

192FT

Model

Inc.

Electronics,

STube-lTranslstor, Single

available for

are

does not

herein

guaranty

and suitability

parts

have

Sams & Co.,

replacement

of

5920 Bowcroft

,

60Cycles RATING

(G

O.,

&

been

Los

Street,

Monaural

2-track monaural operation)

Track

60watts,

35Watts, .33Amp

I N G.

part

listed. Reproduction or use, without express

editorial

patent

contained

tion

Indianapolis

pictorial

or

liability is

6, Indiana.

.58Amp'oUTVAC

tndianapotis

content, in

assumed

herein.

Angeles,

California

Recorder

Tape

(With

Deck)

(Amp

@ll7vAc

Only)

€i, tndianaHCDWARD

manner,

any

with

respect to the use of the informa-

Howard

01963

W. Sams & Co.,

Printed

in U.S. of America

DATE 3-63 SET

permission,

prohibited.

is

Inc.,

622 FOLDER

No

3

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SPECIFICATIONS

FRtrOUENCY

40

cps

SIGNAL-

55

WOW AND

Les s

HEADS:

FuIl-track

housing.

Remove lid from carrying

l.

t

Remove microphone and

storage

case.

RESPONSE:

to 15,000

at

3 3/4

TO.

NOIS E RATIO:

db

below

FLUTTER:

than

0. 1B7o rms.

erase

compartment

cps ips

recorded

at ? l/2tps

db.

+ 3

Ievel.

"0"

record/playback

and

case.

AC

left side of earrying

on

db; 40 to 9,b00

*2

supply

cord

in shielded

PREPA

RING

from

OUTPUT:

REEL

POWER

SIZE:

WEIGHT:

FOR

3. Make

6 watts undistorted.

SIZE:

?"

maximum

REQI]IREMENTS:

95

to 120

15

3/4" xt4 t/2"

Approx.

OPERATION

certain

sition.

(up

to 2400

volts

AC, 60 cvcles,

t/2".

xI

28 lbs.

all controls are in

ft. of tape).

50

watts.

ttre

neutral

po-

0n-Off

tion,

When

applied the

Volume

Switch

When

power

the

to the

power

the switch is

isturned

switch

tape deck

to

off

Turning

volume

recording.

Tone

during

This control functions

ing

theeontrol

responae

attenuates

PIay-Record

Record.

This

Turning

and

the

and

is

a 3-position

pushed

onto

isin

theamplilier and

the Amp-Off

only. The

the entire unit.

this

control

playback

clockwise increases

turning

high frequency

Record

this

control

elockwise

and

the recording

playback

in

the control

response.

Lock

eontrol:

elocknrise

FUNCTION

to the All-On

position,

Of{

tapedeck.

power

position

increases

level when

only. Turn-

thehigh

counterclockwise

frequency

Stop, Piay, and

from

the Stop

posi-

is

turns

the

OF CONTROLS

position,

Record

position

N0TE:

Rewind-Forward

the

ward

Rewind-Forward

Turning

in

the Rewind

Forward

NOTE:

Play-Record

Stop

trol

Pause

When

from the

permits

This

places

Lock

at

the

This

Stop

control

mode

This

control

position

can

be

this lever

eapstan,

spot

the

and

same

unit in play.

turning

time,

control is

control.

position

this

model of operation.

before

can

be

control

to

is interlocked

control.

before

operated.

is raised,

and

the take-up

editing

the

control

places

the

interlocked

It

the

operated.

to

the

the right

the

and

left

It

must

play-Record

pressure

momentary

Depressing

to the

unit in

must

Rewind-For-

places

be in

reel

with

be

places

the

with

con-

is

disengaged.

stops.

Record"

the

removed

the

Record

in

the unit

unit in

PAGE

2

Threading the

1. Place

2.

3. Insert

a

(27),

dle

protrusions

the

on

take-up

the

slots engage

Unwind

reel.

HoId a

the

tape

faces

the rear

the

slots in

ing

the

tape and

To Make

Recording

a

Tape

full

reel

of

tape

making certain

on the

spindle

protrusions

the

about

inches

14

section

slot, making

of the recorder.

free

place,

in

take

end

of the

up

any

thehub

end

on the

the

pan.

(67),

tape from

of

tape

of

sure the

the

of

take-up

rotate

slack.

l.

Fig.

Place an

again

TopVieur

PERATI

O

reel

supply

reel

slots

empty

makingcertain

on the

the

and

taut

insert into

dtrll-coated

into

tape

one

reel. While hold-

the reel

to secure

engage

pan.

supply

of

NG

spin-

reel

side

the

Tape

Transport

I

NSTRUCTIONS

CAUTION:

To

red

low

making a

Play

Thread

1.

the Tape".

Turn

2.

to

Turn

3.

Adjust

4.

ening

Mechanism.

portion

Do not

impedance

recording.

Back

a

Tape

the

tape as

the

unit

warm

up.

the

Play-Record

the

volume

level.

.:, {?'

of the

except

eonnect

load

and

on

ttf

i

()

scale

on

loud

a

to the

described

allow

control

and

tone

but

does not

passages.

speaker

Output

under

a

few

to

the desired

or other

jack

while

"Threading

seconds

play.

enter

for it

the

list-

3

Op

E9

'tr

tp

sd

tt

{

PIug

I.

Place

proper

microphone.

Plaee

2.

press

time

Record Preset

3.

ume

a microphone

the High Z iiltric-

position

the

the Record

rotate the

position.

therecording

control until

to match

Pause lever in

Loek

Play-Record

the

into

the

Low Z Mic

the

button and at

level

by

indicator

Microphone

switch

impedance

positionl

Up

the same

control

adjusting

goes

the

up to

jack.

in

the

of

de-

to the

Vol-

the

Speed Change

To

ips,

capstan.

it

on

lndex

change

remove

When

the

bushing

Counter

Aftera

index

counter

the tape

the

thumbscrew

the

post.

is

tape

to

"000".

speed from 7

The

is

index

bushing

threadedon

and

bushing

not

being used,

recorder,

the

numbers

Z

L/

to B B/

from

ean

PAGE

the

store

set the

then

4

at

o

F

(f

m

7

J

(lr

3

------.r

-

noted at the begindng

be

reference'

EXtefnal

"B

connected

To

Speakef

An external

ohm out"

Remove Tape Transprt

Remove the

l.

ln

Remove the tno acrews

2.

Removeone screwon

3.

jack.

r hen using

pan).

each

and remove the dress

cheon and lhe

elde'

4. Remove the

Fig.

of each

speaker

ihe

two

may be

inte"nai speat e-r-vitl

an external apeaker.

f rom Case

in

acren,a

the splndle

holding the dreas

plate.

the rlght side of the

tps

7 r/2

pressure

bustrlng

roller.

2.

Bottom

selection

plugged

-

from the

View of Tape Transport

future

for

into

the

be dis-

D ISASSEM BLY

Efasing a Tape

it' turn

on

Play-Record

Record

To

plug the

Record llom

t.

(one

paDs

8. Unplw

plate

9.

eacut-

left

To

I.

Mechanisfn.

To eraae

a tape

the Volume control to minlmum

control to

from a High Signal

To record

the signal

recordlng

same

from a radio, TV

aource

procedure

a Microphone".

lour acreq's

ffil:l""S:

all connectlona

lift the tranaport

spealrer

Toereasaemble,

Remove

Remove four screwa

cutcheon

and

the

Amplifier

to the ease.

wlthout

Record"

lnto

the

reverae

from

holdlng

putting

to the tape

a nev recording

Level Source

receiver, or

Rad-Phono

aB

de8cribed

holdins the transport

from the case'

the foregoing

Case

amplifier

jack.

under

transport

and the

tuner,

Use

"To

and

pro€ed-

and es-

Remove the

5.

Play-Record

knoba'

Remove the eacutcheon'

6'

PAGE

4

and

Rewind-Forward

2. Unplug

Lut the

3.

4. To

reassemble,

!e.

all connecting

ampllfier

from the caae.

revelse

cablea.

the foregoing

proced-