Tektronix 453A Manuale utente

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

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Num

ber

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n ix,

Inc



Box500

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Oregon

97005



Phone

644-0161



Cables

tronix

070-1089-00

171

.WARRANTY

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Tektronix

nstru

are

warrante

agai

efective

aterials

and

manship

one

Any

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uestions

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respect,

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resentati

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ests

repairq

and

replacement

parts

directed

Tektronix

Office

resentati

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area_

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ass

you'

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fastest

possible

'service

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include

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(

Par

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ery

and

Serial

Model

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ber

with

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and

rice

cha

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tronix,

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rinte

nite

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erica

All

ghts reserved

Contents

this

publication

may

not

uced

any

form

wit

hout

permission

t h e

copyrig

owner

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foreig

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prod

ucts

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atents,

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

BLE

CTIO



453

453A

ICATIO



age



CTIO



PER

ATI

CTIO

(cont)

Introd uction



1-1



pli



2-17

Table

1-1 E

lectrical



1-1



Deflectio

n F

actor



2-17

ertical

Deflection

Syste

1-1



al-Trace

eratio

2-17

Triggeri

(

Sweep)



1-3



Channel

tpu

Cascade

orizontal

Deflectio

System



1-4



eratio

2-18

Calibrator



1-6



Algebraic

ditio

2-19

Axis

Input



1-7



Trigger

Source



2-19

Signals



1-7



Trigger



2-20

Dis

play



1-8



Trigger

Slope



2-21

ower

upp



1-8



Trigger

evel



2-21

Table

1-2

nviro

mental

aracteristics



1-9

ency

Sta

ility



2-21

Table

1-3

ysical



1-9



Swee

Triggere



2-21

Sta

Accessories



1-10

Swee

ode



2-21

Horizontal

Sweep

ate



2-23

Swee

ificatio

2-23

ixed

Delaye

Sweep



2-24

Operation



2-27

CTIO



PER

ATI

CTIO



dΒ

Gate



2-27

Intensity

ulatio

2-27

Calibrator



2-27

eral



2_1

ront

Cover



2_7



lications

Operati

oltage



2_1



eral



2-20

erating

Temperat



2-2



oltage

ati

ositio

2-2



eas

reme

ts-AC



2-28



2-2



stantaneo

oltage

trols

Conn

ectors



2-3



easu

rements-DC



2-29

First-Time

eration



2-7



Comparison

eas

reme



2-30

Test

Set-up

art



2-11



Time-D

ratio

eas

reme



2-31

General

erati

Informatio

Determining

quen



2-32

lifie

erati

formation



2-11



isetime

easu

reme



2-32

ntensity

Control



2-14



Time-Differe

eas

rements



2-33

Astigmatism

stme



2-14



Delaye

Swee

Time

easurements



2-34

Graticule



2-14



Delaye

Swee

agnificatio

2-35

Trace

Alignme

dju

stment



2-15

ht F

ilter



2_15 Displaye

Com

lex

Sig

als

eam



2-15



Delaye

Swee

2-36

ertical

Selectio

2-15



Pulse

itter

eas

rements



2-37

ertical

Gai

stme



2-15



Delaye

Trigger

Generator



2-38

Ste

Atte

ator

alance



2-16

ormal

Trigger

Generator



2-39

Signal

nections



2-16



lti-Trace

ase Differe

gEffect of t



easureme



2-39

Type

453

453A



2-16



esol

tio

ase

eas

rements



2-40

Coaxial

Consi

erations



2-16



ase

easu

reme



2-40

Ground

Consideratio



2-17



odeRe

ectio

2-42

(co

CTIO

3 CI

TIO



CTIO

ATIO

trod

ction



3-1



Intro

ction



5-1

Block

Diag

3-1



tro

Fiel d

Service



5-1

Circ

eration



3-3



n g

Proce



5-1

h a

ertical

reamp



3-4



Test

ipme

ire

5-1

Vertical

reamp

3-6



relimi

ary

Control

Settings



5-3

ertical

Switc

ing



3-7



art

1-P

forma

ertical

u t

lifier



3-9



Intro

ctio

5-4

Trigger

rea

3-10



Part

erforma

5-4

Trigger

Generator



3-12

Swee

p Generato

3-16



relimi

ary

Proce

for

erformance

5-5

Trigge

erator



3-19

Sweep

Generator



3-21



Part

I[-Adjustment

Horizo

tal

lifier



3-23



Intro

ction



5-26



Axis

Amplifier



3-2



Ind

ex to

art

II-Adjustment



5-26

Circ



3-27



reliminary

roced

ure

for

ow-

oltage

ower



3-28



stme



5-26

Voltage

Distrib

u tio

3-31

Calibrator



3-31

CTIO

RAC

CTIO

I

tro

ction



6-1

str u

ensio



6-1

tro

ctio

4-1



k Di

sio



6-1

Cover

emoval



4-1



Sli

e-O

Track



6-1

u nti

roce

u re



6-1

Preventive

aintenance



Alter

ative

ear

oun

hods



6-2

General



4-1



emovi

n g

stalling

str



6-3

Sli

e-O

Trac

Lub

ricatio

6-3

Cleaning



4-1

brication



4-2

Visual

Ins

ection



4-2

Tra

sistor

k s



4-2



CTIO



ELE

ICA

L P

IST

ecali

ration



4-2



breviatio

ns a n

d Sy

bols

Tro

bles

ooting



arts

eri

for

atio

Intro

ction



4-2



dex

Electrical

arts

ist

Trou

bles

ooti

d s



4-2



Electrical

Parts

ist

Tro

les

ooting

Equ

ment



4-4

Trou

les

ooting

Tec



4-4

Corrective

n a



CTIO



DIAG

eral



4-7



ILLUSTRATIONS

tai

ing

eplacement

Parts



4-7

Sol

ering

Tec

h ni



4-7



Sym

ols a

eference Desig

ators



8-1

Com

n e

lacement



4-10



Voltage

avefor

Test

Con

itio



8-2

ecalibratio

After

epair



4-13



Diagrams

str

ent

epack

agi n g



4-13



Circ

Board

Ill

strations

CTIO



NICA

IST



INF

ATIO

ιι

(co

453

453A

ical

arts

ist

formation



reviations

symbols

man

are

ase

Index

anical

arts

ist

ken d

irectly

from IEEE

Sta

260

"Sta

d ar

Sym

ols

for

Ill

stratio



its",

MIL-STD-12B

sta

electronics

ndu

stry

ange

for

atio

, if

any,

locate

at t

rear

h a

ical

arts

ist



ual

453

453A

1-1

Top

;

453

Oscillosco

ottom

;

453A

Oscillosco

CTIO

453AIR4S3A

SPECIFICATION

hange

information,

any,

affecting

this

section

will

found

at the

rear

this

manual

453

453A

Intro

uct



switc

set

-Y)

regulate

ower

lies

main-

tronix

453

Oscillosco

transistorized



tain

constant

out

put

over

variation

line

voltages

ortable

oscillosco

edesignedto o

erate

wide

range



and

fre

quencies

Total

ower

consum

tion

instru-

environmental

con

itions

lig

weig

453



ment

app

roximately

watts

allows

easily

trans

orte

ile

rovi

ing

t h e

per-

formance

necessary for accurate h

-fre

uency

meas

ments

he du

al-c

hannel

DC-to-60

vertical

system

pro-



Informatio

give

instruction

manual

lies

vides

cali

rate

d d

eflection

factors

from

millivolts



the

R453A

also

unless

herwise

noted

R453A

volts/

ivision

hannels

and

can

cascadedusing



electrically

identical

453

but

mec

anically

external cable to

provide

one

millivolt

minimum

deflec-



ada

ted for

mounting

in α

stan

19-inc

rac

Rac

tion

factor

(

both

TS/DI

switc

set

to 5

) .



Mounting

structions

and

imensional

rawing

for

R453A

are

rovi

ded

Section

6 of

man

trigger

circuits

rovi

stable

triggering

over

t h e

full

range

vertical

fre

uency

res

onse

parate

trigger

con-

trols

are

provi

select

desired

triggeri

for

t h

and

sweeps

One

t h

ree

sweep

modes

can

selecte



instrument

will

meet

electrical

aracteristics

for

swee

;

automatic,

normal,

gle

swee



liste

Table

1-1

following

com

lete

calibration

given

horizon

tal

swee

p p

rovides

maximum

swee

rate



Section

he p

erformance

heck procedure

Section

microseco

d/division

(10 nan

oseconds/

ivisio

usi



rovides

convenient

met

hodof check

ing

instrument

magnifier)

along

with

elaye

sweep

feat

for

accurate



erforma

nce with

out

inter

al c

heck

or ad

ust-

relative-time

measurements

Accurate

measurements



ments

following

electrical

aracteristics

apply

over α

can be

with

hannel 2 p

rovi

ing

vertical

deflec-



calibration

interval

1000

hou

andan

ient

temper-

tion,

and

hannel

provi

ing

horizon

tal

eflection



ature range of 0°

+50

°C,

exce

as oth

erwise

icated

(

ΙΝΤT

switc

set

-Y,

DIS



Warm

time

for

given

accuracy

minutes

Deflection Factor

Deflection

Accuracy

Variab

Deflection

Factor



Continuo

sly

varia

etwee

cali-

xten

maximum

eflection

factor

rate

settings



least

volts/

ivision

BLE

1-1

ELE

RICA

aracteristic



erformance

Req

uirement



plemental

Information

VER

TICA

EFLE

CTIO

SYST

millivolts/

ivision

volts/

ivi-



Selected

TS/DI

switch

sion

cali

rate

ste

for

each

Ste

s in

1-2-5

quence

annel

ess

t h

one

millivolt/

ivi-

sion

hannel

and2

are

cas-

cad

Wit

h in

icate

d d

eflection

Wit

GAIN

correctly ad

usted

Casca

ded

deflectio

factor

ncali-

and

TS/DI

control

set

rate



cali

rate

Specification-453

R453A

mV/DIV

Without

probe

pacitance

Cha

acteristic

hat

-3

oints

(with

without

6061

Probe)

VOLTS/DIV

Channels

d2 cascaded

ow-Fre

uency Response

(lower

-3

point)

With

6061

robe

Characteristics

Resistance

aximum

Safe

put

Voltage

put

Cou

ling

Vertical

Disp

lay

Cho

etition

Rate

lifier

Crosstalk

CommonM

ode

Rejection

Ratio

(all

deflection

factors)

Polarity

Inversion

Signal

Delay

ine

to at

least

megahertz

least

megahertz

least

megahertz

to at

least

megahertz

ertz

less

all

eflection

factors

.16

ertz

less

all

eflection

factors

BLE

1-1

(cont)

erformance

equirement

Channel

only

Channel

only

Dual-trace,

alternate

between

channels

Dual-trace,

cho

d b

etween

channels

dded

algebraically

roximately

500

kilohertz

100

greater,

megahertz

least

one

kilohertz

for

signals

less

than

eight

times

the

VOLTS/DIV

switch

setting

Dis

laye

signal

from

Channel

can

inverted

Permits

viewing

lea

ing

dge

triggering

signal

(internal

triggering

only)

lemental

Information

Driven

from

25-o

source

OLTS/DIV

control

set

calibrated

osition

Cou

ling

switch

set

One

megohm

±2%

roximately

icofara

600

volts

eak

(one

kilohertz

less)

Selected

Coupling

switch

Sou

rce

ling

olarity

Internal

Trigger

Sensitivity

LF REJ

FREJ

xternal

Trigger

Sensitivity

LF REJ

REJ

aracteristic

BLE

1-1

(cont)

erformance

uirement



Sup

lemental

Information

IGG

(

WEEP)

Internal

from

laye

channel or



Selecte

switc

from

annel

only

Internal

from

ower

source

xternal

ivi

eby

low-frequency

ect

-fre

ency

ect

Swee

triggered

from

ositive-



Selecte

SLO

switc

going

negative-going

portion

trigger

signal

ivision

of d

eflection,

minimum,

ertz

mega

ertz

;

increasing

ivision

60mega

ertz

ivision

eflection,

minim

kilo

ertz

mega

ertz

;

in-

creasing

1 .5

division

mega-

ertz

ivision

eflection,

minimum,

ertz

kilo

ertz

ivision

eflection,

minimum,

mega

ertz

;

increasing

ivision

60mega

ertz

millivolts,

minimum,

ertz



switc

set

EXT

Triggering

mega

ertz

;

increasing

200

millivolts



signal



irements

increase

10

times

mega

ertz



for

ΕΧΤ

10 p

osition

millivolts,

minimum,30

kilo

ertz

to 10

mega

ertz

;

increasing

200

millivolts

mega

ertz

millivolts,

minimum,30

hertz

kilo

ertz

millivolts,

minimum,

mega

ertz

;

increasing

200

millivolts

60mega

ertz

Specification-453

453A

Selecte

UPL

switch

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