BK Precision 1476A, 1466A User Manual

F

1466A
1476A

Model 1466A-Single
Model

10

MHz

1476A-Dual

Oscilloscope

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Trace

Trace

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TEST INSTRUMENT

WARNINC

SAFETY

Normcl use of lest equipment exposes
shock becouse tesling musl oflen be
electricol shock cousing l0milliomps
humon heorlbeots.
hozordorrs
on even
normol work hobits
exposed high voltoge, ond tho+ will
conloci wilh o high voltoge.
observe the

2.

3.

4.

q

since it con

greoter

following sofety

Don'l expose high volloge needlessly in the equipment under test. Remove houslngs ond
covers
voltoge circui+s.

lf
high
points

Use on insuloted floor moieriol or q lorge, insuloted floor mot to slond on, ond on
insulqled work surfoce on which 1o
oomp

Use the time-proven
probe,
provide o good ground

When
porlaon.

When
some
time the equipmenf is connected lo on oc ouilef, even if the equipment is turned off.

only when

possible,

voltoge

in defective equipmeni.

ol weT.

using o

iesfing

power

Voltoge

threot becouse such volloge con more eosily

should include oll occepted

fomiliorize

poinls.

porticulorly

Be

probe,

oc

inpuf circuits such os the on-off switch, fuses,

os low os 35 volts dc or oc rms should be considered dongerous ond

produce

necessory.

Dischorge

powered

o lelhol current under certoin condiiions. Higher voltoge

s+eer

will

You

precoulions:

Turn off

high-voltoge

yourself

However, remember thot high voltoge moy oppeor ol unexpecled

"one

hond

coreful

return

+ouch only the

pqth,

equipmenf, remember fhot

you

to o cerloin omounf of donger from elecfricol

performed

of

current to

currenl owoy

significontly reduce the

wiih ihe equipmeni being tested ond the locolion of its

ploce

in ihe

ovoid

io

where exposed high

poss

through the heorf will

produce

proctices

equipment while

copocifors

eqrJipmeni; moke cerioin such surfoces

pockef"

confocting o neorby metol object thot could

insuloted

lechnique

por+ion.

ihoi will
your

from

moking

ofter removing

while hondling on inslrument

Never louch the exposed iip

oc

line

voltoge

a lelhol current, Your

prevent

heorf in cose of occidentol

risk

foctor if

lest

connections

power.

voltoge
power

is

tronsformer, efc. ony

present.

is

contoct with

you

usuolly

An

s+op most

poses

know

presenl

ond

in high-

cre nof

on

7.

Some equipmenl wilh o lwo-wire oc
plugs,
equipmenl. A
When ihe
touched.
instrumenfs or the equipmenf under iest moy result from
mosf iesi inslrumenls
ments in
oc ouile+ ond
Tronsformer, or
To be on the sofe side, treqf oll fwo-wire oc
you

8. Never work olone.
CPR

is the

ore sure it hos on isololed chossis or on eorth

(cordio-pulmonory

"hot

chossisrriype. This includes

ploslic

cobinet

Not only does ihis

iihot

chossisr equipmenl, olwoys conneci dn isololion lronsformer

lhe eouiDment under fest. TheB&K-PrecisionModel TR-l!0 lsolotion

Model 1653

or wooden cqbinef insuloles the chossis lo

is removed for servicing, o serious shock

present

(including

or

1655 AC Power Supply

Someone

resuscitoiion)

should be neorby to render oid if necessory. Troining in

power

this oscilloscope) lo o

first

cord, including some with

most

o dongerous shock hozord,

powered

oid is highly recommendeo,

polorize{ power

recenl felevision receivers

prolecl

lhot

eqr.ripment

ground

hozord

connecling

chossisr!. To moke mecsure-

is suifoble

chossis.

exisfs if the chossis

but domoge fo

lhe

for mos+

"hot

qs

qnd

oudio

the customer.

is

tesi

ground

between

opplicotions,

chossisr'unless

leod

of

the

lnstruction

Manual

for

Model 1466A-Single
Model

10

ThiE sylnbol oD oscilloscope
Il1anual fo! furthe!
syEbol
inforEatiod

appears ir the Danual

1476A-Dual Trace

MHz

given.

is

OscilloscoPe

meaas

precautionaty

ntefet

iofolbation".

\there the corre8ponding

Trace

to iD8truction

This

DYNASCAN

COF|PORATION

West Cortland Street

6460

Chicago,

Illinois 60635

TAsLE

OF CONTENTS

page

TEST INSTRUMENT SAFETY
FEATURES

bPrru.Lt luA ltuN b .
CoNTROLS AND INDICATORS.

OPERATING INSTRUCTIONS .

Safety Precautions

EquiphentPlotectionPrecautions.,,......,13

Opelating Tips
Initial
Single
Dual Trace Display,
Tliggeling
Magnified Sweep Operation,
X-Y OpelatioD
Video Sigrral Obselvation.,,.

APPLICATTONS

SINGLE-TRACE APPLICATIONS..

DUAL-TRACE

x-Y MODE APPLTCATIONS

Statting Procedure . . .
Tlace Display,.

DC Voltage
Peak-to-PeakVoltageMeasureErents
TitDe MeasureDents
Flequency MeasuteEents
Pulse Width MeasureDents
Relative

Tirle Diffelence
Elimination
Phase Difference

Phase Measurements..

Flequency

MeasulerDents ...

MeasuleEerts.

APPLICATIONS.

Meaaurements.

of an

Undesiled Signal CoEponent
MeasulemeBts

Response Measrferients

. . . . inside front

.............1

. . .. ...,......2

.... ..........5

...... 13

........,,,..13

..,.,...14

........,,,,.15

,.......,.15

........,...15

,,,,.......16

......18

....... . 19

,,,,.........19

,,....... 20

......... 20

.......... Z0

......21

. ......... 21

....

. ,

. , . . .

., .......,,,

. .,..

, .........22

,.,.,......23

.. , ....... 24

....,......27

.,,..,...27

.,,,,,,21

.,,. .. . ,. 28

...........

....... 31

cove!

o

,, 30

30

OPTIONAL ACCESSORIES

MAINTENANCE

Fuse ReplaceEent
Case Ren:oval
Pedodic

Calibration
InstruEent
Additional Servichg

WARRANTY
LIMITED

ONE-YEAR \IIARRANTY

.

Adjustmeats ......

Cbeck ..,

Repair Selvice. .

SERVICE

,. ,

Informatio

INSTRUCTIONS

...... 32

33
33
34

.

34
34

.,,,,, . . . . . . .

inside
inside back

back cover

cover

FEATURES

c

FEATURES

AND DUAI-TRACE MODELS

CRT FEATURES

Rectangula!

mete! viewing alea. High blighttess, Z kV
accelelation voltage. Internal 8 x 10 divi-

glaticule

sion
Trace lotation electrically adjustable flol!

panel.

front

10

MHz BANDWIDTH/3s ns RISE
Conselvatieely rated
to 10 MHz. Tliggeling beyond 10 MHz.

HIGH SENSITIVTIY

width. Selectable I ov/die sensitivity to
7 MHz, Pellrlits the low capacitance,
iEpedance 10:1

all DeasuleDents, thus assuring minimuD

ci!cuit

CALIBRATED

Acculate tiroe
on 19

0.5

fo!

Sweep
b!ated !anges.

X1O

AUows closel examination of waveforms,
increases baximurr sweep rate to

loading.

caliblated ranges from 0.5 s/div to

tb/div,

viewing wavefolms from dc

SWEEP MAGNII"ICATION

plovides

ti[|e fully adjustable between cali-

OF SINGLE-TRACE

CRT with large 8

elihinates

-3

dB

probe

TlME MEASUREMENTS

(pe!iod)

to be used fo! neally

measuleroents

evely sweep rate needed

x 10

pa-lallax

TIME

bandwidth is dc

to

10

50

centi-

euor.

high

(j3%)

M}Iz.

ns/div.

1TRSATILE TRIGGERING

Selectable INTernaI, LINE
ExTernal tliggelirg. Fully variable trigger
LE\EL control.

VIDEO SYNC

Selectable FRAME o! LINE tliggering for
observing composite video wavefolms.

X-Y OPERATION

Extelnal trigge! input
trace Inodel)
(X-axis)
(charnel

vertical deflection

Z

AXIS INPUT

Intensity modulation capability. Tlace
blightens with
patible.

BUILT-IN PROBE ADJUST SQUARE

A 0,5 V
pelrDits probe

DUAL TRACE

Two identical veltical
rnit sihultaneous viewing of two wave­forms. Alternate or
at all

deflectior while the vertical input

ADDITIONAL FEATURES

sweep rates,

can be applied as holizontal

1on dual-tlace

(Y-axis).

positive

p-p,

1 kHz

compersation ailjustment.

DUAL.TRACE

square wave

chop sweep selectable

(50/60

(channel

sigrali TTL com-

MODEL

input cha]nlels

2

model)

OF

on

plovides

WAVE
generator

Hz),

dual-

or

pe!-

CALIBRATED VOLTAGE MEASUREMENTS

Acculate voltage measueDents

12 calibrated langes Irot! 1 rnv/div to 5 V/
div. Vertical

calibrated

AUTO SWEEP

Selectable AUTO sweep

witlout tligger input, automatically

to tliggered sweep operation when adequate

trigger is applied.

gain

!anges.

fully adjustable betpeen

plovides

{J370)

sweep

levetts

otr

SUM

AND DIFFERENCE CAPABILITY
Permits algebraic addition
chanDel 1 alld channel 2 waveforms, dis-

played
ential voltage and distoltion measurements.

EXPANDED

Selectable CH 1. CH Z. or V. MODE
Ir V. MODE, each wavefolm displayed
becomes its
ing

as

a single trace. Useful fo! diffeF

INTERNAL TRIGGERING

own trigger

in ALT dual-sweep mode).

or subtraction of

(alteltrate

triggeF

source.

PECIFICAIIONS

)

MODEL 14?6A
DUAI-TRACE

CRT
Type

150GTM31.

graticule, graticule.

Accel€ratioa Voltage

Rectan8ular

with internal

2 kv.

Dtsplay Area

8 x 10 divisions;

i2%

AXIS

shunted

VERTICAL
Sensitivity

1 rDv/div to 5

Attesuato!

12 steps, 1 mv/div
sequence.
able sensitivity between steps,

Lnput Ibp€dance

1

Mn

Frequency Re6porBe

2 Dvlti? to 5

Dc: DC to 10
AC: 5 Hz to 10 MHz,

I

mV/div

DC: DC to ? MHz,
AC! 5 Hz to 7

Rise fiEe

2 bV/diy to 5 V/div

35 ns or less.

I DV/diY

50 rs o! less.

I div = 10 mm.

(CII

I and CI{ 2} VERTICAL AXIS

!/?\a,

Vemier contlol fo!

v/dtv

t3%.

to 5 V/div in

by applox, 35

MI{z,

-3

-3

-3

dB.

-3

dB.

dB.

Mltz,

1-z-5 12 steps, I mv/div to 5

fully adjust- sequence. verIrier control fo! fully adjust_

pF.

dB. AC: 5

CRT
TYpe

150GTM31, Rectangular with irrternal

Acceletation Voltage

2 kv.

Display Atea

8!

SeDsitivity

t hv/div to 5 V/dia'

Atteluatoa

able sensitivity

Lq'lrt ImPedance

1 MO

Ftequency

z hv/div to 5 v/diY

l mv/div

Rise TiEe

2 EV/div to 5 V/diY

l mv/div

MODEL 14664

SINGLE-TRACE

10 divisionsi l div= l0 ncm.

t3%.

V/div

between stePs.

shunted

Jz%

Re4onse

DCr DC

Hz to 10 MHz'

DC: DC to ? MHz'
AC: 5 Hz to ? MHz,

ns or less.

35

50 ns or less.

by aPprox.

10 MHz'

to

-3

-3

-3

dB.

-3
dB.

dB.

in

35

dB.

1-2-5

PF.

0

,

OyetBhoot

57o or less, 100 kH? squale

MariErb

500 V

Lqrut

p-p

Voltage

or 250

v

(dc

Ovelshoot

wave. 57o ot less, 100 kHz

Mati|bub IrFrt Voltage

+

peak).

ac

500 V

Fp

or 250

square wave.

{dc

+

ac

V

peak).

fr

SPECIFICATIONS

MODEL 1,{?6A
DUAI.-TRACE

MariDuD Nc-Distolted AElrfitude

Mole tha! 6 divisions, dc to 10 MHz.

OpeatiDg Modes

CH 1:

CH 2r Single tlace.
ADDI CH

ALT: Dual tlace, alternate
CHOPI

Chop Frcquercy

Applox. 250 kllz.

CIl 2

Potaity

Nolrnal o! invelted.

Crosstall

-40

HORZONTAL AXIS

xlo

Op€latirg

X-Y
switch, CH

Single trace.

+

1

Dual tracel choppeil sweep.

dB

minif|um.

MAG Dot includeo

Mode

mode selectable

1=Y axiE, CH2

2 single trace.

CH

(IDput

with TRIG MODE

thu

sweep.

cE z'

=X

axis.

MODEL 1466A

SIIIGLE-TRACE

Majrimurn Nd-Dbtolted ADplitude

Mole than 6 divisions. dc to l0 MHz.

EOR.ZONTAI AXIS

(Xlo

MAG Dot iaduited)

Op€tr.ting Mode

switch. VERT INPUT = Y axis,
INPUT = X

axis.

MODE

EXT TRIG

SeDsitivity

Sa!!e as vertical axis.

InFrt IEIr€daDce

Same as veltical

Frequelcy R€slroDse

X-Y

DC:
AC:

Phaae

DC to 500
5 Hz

Differ€dce

axis.

500 kHz,

to

30 o! less at 50 kHz.

Mariorrln

l4rtt

Voltege

Same as vertical a:is,

SWEEP
Tt?e

NORM: Triggeled sweep.
AUTO: Sweep

free runs

trigge!.

kgz,

-3

dB.

-3

dB.

absence

in

ot

ScDsitivity

100

Dv/div.

hput

IDpeilarcc

1 MA

,ZVo,

applox. 35

pF.

Freq|rescy R€6Pdse

DCI DC to 500 kHz,

-3

dB.

X-Y Phare Differeoce

30 o! less at 50 kHz.

Maxirrnb

50 V dc + ac

l4nrt

Voltege

peak.

SYEEP
TyPe

NORM: Tliggeled sweep,

AUTO: Sweep free lrlns in absence

tligge!.

of

SPECIFICATIONS

MODEL

DUA-L-TRACE

1476A

0

MODEL 1466A

SINGLE-'TRACE

Sveep

SPeep MagnificatioE

Linearity

TRIGGERING
htefltal

ExteEnel

E:terdal

Ma:iDnb

Coupling

Ttigget

TiEe

0.5

lb/div

1-2-5

fully adjustable

X10

f3%

V. MODE:

CH 1l

cH

LINE:

ExT:

1 MQ

v

50

AC, VIDEO FRAME,

AUTO!

to 0.5 s/div,

sequence.

(ten

tihes)' *5%.

all rances.

SFc

z:

SFc

SFc lq'|tt

approx.

tzvo,

E:ternal

(dc

+

ac

Seltsitivity

Tligger
MODE switch.
Tliggeled
Triggered
Triggered

Triggered
EXT

peak).

20 Hz
o! 0.1

NORM: 5 Hz

o! 0,1

VIDEO:

FRAME ot LINE:
or 0.1 V

13%

Vemie!

s\oeeP

time

selecteil

TRIG

IEPedance

pF.

35

1ligger

VIDEO

to 10 MHz:
V

P-P

to 10

V

P-P
p-p

in 19 ranges'

control

between steps.

by Yeltical

by CH
by CH
by line

by signal

jack.

1 signal.

Z signal.

voltage.

Voltage

LINE,

1 div

extelnal.

MHz: 1 div

external.

1 div

extetnal.

plovides

aPPlied

internal

internal

intemal

to

in

Sideep

Seeelr

Lin€aiity

TRIGGERING
htetlal SFc

Eternal

TiEe

0.5

l-b/div

1-2-5 sequence.
Jully

Xl0

t3%

INT:

LINE:

to 0.5 s/div,

adjustable swee? time

Magdfication

(ten

times),

all langes.

Tliggered by veltical
signal.
Triggered

SFc

EXT!

Triggeled

EXT

Erteraal SFc hlirt

1 Mn

Maxinu.E

50 v

(dc

!2%,

E

+

(tetnal

approx. 35

ac

coqrliDg

AC, \,TDEO

FRAME,

Ttigg€t SeDsitivity

AUTO:

Z0 Hz to
o! 0,1

NORM:

5 Hz to
or 0.1

VIDEO!

FRAME
or 0.1

t3va

vernie! contlol

15%.

by

by signal aPPlied

TRIG

jack.

lDpedance

pF.

TrigS€t Voltage

peak).

VIDEO LINE.

10 MHz: 1 div

p-p

v

10 MHz: 1 div

p-p

v

or LINE: I div
p-p

V

19 langes, in

in

plotides

bet\aeen stePs.

input

voltage.

line

external.

internal

et ternal.

extetnal.

to

internal

intemal

J6%

VOLTAGE
square

PROBE ADJI'ST

p?

v

0.5

polality. Applox.

TRACE ROTATION

Electrical,

adjustable

wave,

I kHz.

frorn front

Positive

Panel

PROBE

0.5

polarity.

TRACE

Electlical,

ADJUST

p-p

v

!6%
Approx.

ROTATION

VOLTAGE
squate

1 kHz.

adjustable

\taver

positive

froDl flont

panel.

SPECIFICATIONS

c

MODEL 14?6A
DUAI-TRACE

INTENSIIY

SeDsitivity

TTL compatible.
brightness,
blightness.

IrFt

IEp€dance

Approx.

Usable FlequeDcy

DC to 1MHz.

MaritDuo lq'lt

50 V

POWER REQI]IREMENTS

MODUI.ATION

Positive voltage

n€gative voltage decleases

10 kO. Applox. 10 kQ.

RaDge

Voltage

(dc

+

peak).

ac

1oo/1Zo/ZZ0/240 v AC
applox. 41 w.

tro%,

INTENSITY MODULATION

S€lritivity

incleases TTL comPatible.

brightness, negative voltage decreases
brightness.

lrFrt ImPedance

Usable Frequency Range

DC to lMHz.

Marimuh lrFtt Voltage

V

50

POWER REQI'IREMENTS

50/60 llz,

100/720/220/240 VAC
apprcx.36 w.

(dc

UODEL 1466A

SINGLE.TRACE

Positive voltage increases

peak).

+ ac

!10%'

50/60 Hz'

DTENSIoNS

(wJIxD)

10-1/4 x 6-3/8 x 15-3/4"

4oo mm).

10-1/477-1/8x 18-1/8"

460 mlr|) including all

WEIGFT

Approx. 18-1/2 lb

(8.4

ENVIRONMENTA'-

Within SpecilicatioD.s

to

+40o

85% Elax. lelative

C,

0o

Full ODetatioa

oo io

+5Oo

C,90%

max. relative bumidity.

ACCBSSORIES SUPPIJED

Two lo:1/direct

Spare fusesi one 0.8

plobes.

A,
Instruction roanual.
ScheEatic diag?am

&

(260

(260

x 180

projections.

kg).

0.5 A.

one

parts

list.

x 160 x

x

huhidity.

DIMENSIoNS

10-1/4 x 6-3/8 x 15-314"

(wrl{tD)

(260

4oo mm).

10-1/4

z?'7/8

460 mm) including all

r 18-1/8'(260 x 180 x

plojections.

WEIGET

(8,1

Applox. 18 lb

kg).

EIOVIRONMENTAL

Yithin Specilicationa

++oo

O" to

C, 85%

max. relativ€ humidity.

Fnll OpetatioD

+5Oo

Oo to

c, 9O7o hax. lelative huEidity.

ACCESSORIES SUPPLIED

One

lo:1/direct

probe.
spare fuses: one 0.8 Ar one 0.5 A.
Instruction
Schematic diaS"arD &

flanual.

patts

x 160 x

lisi.

COIITROLS AND INDICATORS

MODEL 1,176A'

DUAL-TRACE

MODEL I,166A

SINGLE-TRACE

Fip. 1. Front Panel

MODEL

DUAI-TRACE

Charrel 1 i POSIIION C@trol. Rota-

adjusts vertical

tion
tiace. IJI X-Y operation, lotation adjusts
veltical

Chalrel l.LTS/DMcrDttoL Vertical
attenuator Io!
adjustEent
chajlnel MRIABLE
CAL,
12 steps tfolt| 1 nv/div to 5 V/div, For
X-Y operation,
of

vertical

position

of veltical sensitivity, Igle,l

vertical

(Y

14?6A

position

of display.

channel 1. Plovides step

sensitivity is calibrated in

provides

axis) sensitivity,

of clannel 1

cortrol is set to

step adjustoent

Contlols

l.

and

Iirdicators.

MODEL li166A

SINGLE-TRACE

V€ctical
adjusts vertical
operation, lotation

position

VOLTS/DW C.dbol.
uator. Ploviiles
vertical sensitivity.

contlol is set to CAL,

is calibrated in 12

to 5 V/div.

step adjustoert of vertical
sensitivity.

POSIrION

i

position

of display.

step adjustbent of

steps from 1 rhv/div

t-or X-Y operation,

Coltrot- RotatioD

of tface. In X-Y

adj$ts

Veltical atten-

V/hen VARIABLE

vertical sensitivity

ve.tical

plovides

(Y

axis)

CONTROLS AND INDICATORS

(

MODEL 1,176A
DUAL-TRACE

MODEL 1466A

SINGLE-TRACE

3.

CharDel
plovides
cal sensitivity. In fuUy clockwise
position,
brated. For X-Y operation, this contlol
selves as fine vertical
adjustment.

Charre! 1 AC-GNIFDC S*itcb­position

AC;

I.RIABLE
fine control of chadrel 1velti-

vertical attenuator is cali-

leve! s\ditch selects channel

Channel 1 input capacitively

C@t

oL Rotation

{Y

coupledi dc component blocked.

GND:

Opens
glounds

lifie!. This
signal, zero-volt dc base line
for refelence.

channel 1 signal

input to vertical

provides

DC: Channel 1 input ditect coupled;

both ac arld dc component of
waveform displayed.

ChaDDel I INPUT Jach- Channel 1 ve!-

tical input conn€ctol; Y axis input
nector for X-Y
input voltage is 500 volts
250 volts dc + ac

opelation. Maximum

peak-to-peak;

peak.

axis)

path

a zero-

(CAL)

gain

Three

and

amp-

con-

3.

VARIABI.E

fine

contlol of vertica-l sensitivity. In
fully
attenuato!

ation, this control serves as fine veltical

(Y

4.4.

AC-GND-DC Svitcb- Tbree-position

1

Ieve!
Iing:

AC: Input

GND: Opens signal

clockwise

axis)

switch selects veltical input coup-

Control. Rotation

(CAL)

is calibrated. For X-Y opeF

gain

adjustment.

capacitively coupled! dc

component blocked.

input to vertica.I amFlifie!.
This
zelo-volt dc base line for ref-

plovides

position,

path

a zero-sigtral,

and

provides

veltical

grounds

DC: Iflput direct coupled; both ac

and dc component oI wavefou
displayed.

VERT INPITT
necto!; Y axis
opelation. Maxirnum input
volts
peak.

peak-to-peab

JacL

Vertical input

input connecto! for

voltage is 500

250 volts dc +

con-

X-Y

ac

6.

ChaDlel Z VOLTS/DM@IIoL
attenuato!
adjustment of veltical sensitivity. V/hen
chanrel 2 VARIABLE cortrol is set to
CAL,
12 steps from 1 mv/div to 5 V/div. Fo!
X-Y opelatio& this contlol
adjustment
tivity.

CbaDnel

ptovides

cal sensitivity.
position,
brated.
serves as fine horizontal
adiustment.

fo! chan[el 2. Plovides step

veltical sensitivity is caliblated in

plovides

horizontal

of

Z VARIABLE Coltrol. Rotation

fine contlol of

In fuUy clockwise

channel

Fo! X-Y opelation, this control

2 attenuato! is cali-

(X

axis) sensi-

channel

(X

vertical

2 verti-

axis)

step

(CAL)

eain

COIfIROLS AND

INDICATORS

MODEL 1476A
DI'AL-TRACE

8. Chanel
position

Z

AC-GNI>DC

lever switch

Channel
coupledi

GND:

Opens
grounds
lifie!.
signal, zelo_volt
fo! !efe!ence.

DC: Channel

both ac
wavefolrrr

Chrnlel 2INPltT Jact­tical input

/f\

necto! fo!

l!\

input voltage is 500 volts
250 volts dc

conrecto?;

X-Y operatioD.

+

ac

Swit(i-

selects channel

2 input

capacitively

dc component

channel 2 signal

input to

This

2 input

and dc component

displayed.

peak.

vertical

plovides a zelo-

dc base

direct coupled;

Channel

X axis input con-

peak-to-peak;

Three'

blocked.

path

and

amP-

Iine

of

2 ver-

Maxilr|um

MODEL 1466A

SINGLE-:IRACE

Z

Cg Z IN'g Purhbutton

10.

signal invelted with
inverted
subtraction of CH I
with

ADD mode.

11.

1?,.

CleDnd

Rotation

channel

lotation

dbplay.
MODE S*itch

pushbutton

operating
a button leleases

cH l: Only

Zt Only the input

CII

ADD:

SwitcL Channel

butto! engaged;

with button leleased.

2 i POSIION/

adjusts veltical

Z trace. In

adjusts

switch assembly

mode of oscilloscope;

-

CH 2 when

<>

X-Y Cortol.

X-Y opelationt

horizonta.I

Arsebbly. Interlocking

selects

previous

the

the input to

displayed

displayed
Enabled

plessing
tors; the inputs

anil c}lannel
added and the sum is

a single tlace.

as

as a single tface.

to channel

as a single tlace.

by simultaneously

1 and CH

CH

flotr| chat']tel I

Z are a.lgeblaically

Eon-

Provides

used

position

position

pressing

selection:

of
of

basic

channel I is

2 is

z but-

displayed

2