Tektronix 7L5 Manuel utilisateur

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5

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Te

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tro

n

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Inc

.

Ρ

.

Ο

.

Box

500

B

eaverton,

Orego

n

97077



Serial

N

umber

070-2184-01

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ARN

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CTIO

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197

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Copyrig

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'1976,1978

Te

k tro n

ix,

Inc

.

Al

Ι

rights

reserved

.

Co

nte n ts of

t

h

is

publicatio

n

may

not

be

repro

d

uce

d

in

a n

y

form

wit h

out

t

h e

written

p

ermissio

nof

Te

k

tro

n

ix,

Inc

.

Pr

od

ucts

of

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k tro n

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Inc

.

an

d

its s u

bsidiaries are

cove

r

ed by

U

.S,

a

nd

foreig

n

p

ate

n

ts

and/or p

e n

d

ing

patents

.

TEKT

R

O

N

IX,

ΤΕΚ

,

SCOPE-MOBILE,

and

~

.

are

r

egistered

tra

d

emar

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Te

k

tronix,

I

n

c

.

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ELE

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imite

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P

ri

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p

ecification

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price

c

h

ange

p

rivileges

a

r

e

reserve

d

.

S

E

CTION

1



G

ENER

A

LI

NF

ORM

ATIO

N



S

ECTION

4



CA

L

I

BRATION PR

OC

E

D

URE

I

n

tr

o

du

ctio

n

a

nd

Descriptio

n

1-1



Co

mp

lete

o

r

P

artial

Calibratio

n

4-1

Manual

Organization



1-2



H

istory

Information



4-1

Electrical

Characteristics



1-2



Interaction



4-1

Frequency



1-2



Equipment

Required



4-1

Input



1-3



Short

Form

Procedure

and

Record



4-2

Amplitude



1-3



Preliminary

Procedure



4-3

Sweep



1-4



1

.

Check/Adjust

the

Reference

Output

Connectors



1-4



Oscillator

Frequency



4-6

Environmental

Characteristics



1-5



2

.

Check/Adjust

the

Calibrator

Physical Characteristics



1-5



Output

L

evel



4-6

Accessories

and

Options



1-5



3

.

Frequency

Span/Div

Calibration



4-7

Installation



1-5



4

.

Sweep

Timing



4-9

R

epackaging

for

Shipment



1-6



5

.

1st

L

O

and

1st

L

O

Phase

L

ock

Calibration



4-10

SECTION

2



CIRCUIT

DESCRIPTION



6

.

Function

I

F

Calibration



4-11

B

lock

Diagrams



2-1



7

.

Calibrate

the

250

kHz,

2nd

I

F

Processing

Chain



2-1



M

ixer,

and

10

.7

MHz

Input

F

ilter



4-12

Sweep

Control

and

Frequency



8

.

V

ariable

Resolution

Calibration



4-13

R

eference



2-2



9

.

Digital

Storage

Calibration

Frequency

Control

Circuits



2-3



(SN

Β

069999

a

nd

below)



4-16

Readout



2-5



9

Α

.

Digital

Storage

Calibration

Display

Processing



2-6



(SN

Β

070000

a

nd

up)



4-18

Detailed

Circuit

Description



2-7

Sweep

Control



2-7



SECTION

5



M

AINTENANCE

Trigger

Logic

and

Sweep



Introduction



5-1

Control



2-11



Preventive

M

aintenance



5-1

Frequency

Span

and

Readout



2-13



Cleaning



5-1

Tune

Reference

=

Ν

L

oops



2-13



Lubrication



5-2

Α&Β

Oscillator

and

Control



2-14



V

isual

Inspection



5-2

1st

LO/1st L

O

L

ock



2-15



Transistor

and

I

ntegrated

Reference

L

evel,

R

eadout,

and



Circuit

Checks



5-2

Timeslot



2-15



Troubleshooting



5-2

R

eadoutand

Timeslot

Decode



2-18



Troubleshooting

Aids



5-2

IF

Processing

Chain



2-19



Finding

F

aulty

Semiconductors



5-3

V

ariable

R

esolution



2-20



General Troubleshooting

10

kHz

&

30

kHz

F

ilters

and



Techniques



5-5

P

ost

VR

Amplifier



2-22



Corrective

M

aintenance



5-5

L

og/Lin

Amplifier



2-22



Disassembly

of

the

7L5

and

Detector

and

Video

Amplifier



2-22



Replacing

Assemblies



5-7

Display

Processing



2-23



Removing

the

Front

P

anel



5-7

H

orizontal

and

Vertical

Display

Removing

the

IF

Module

Processing



2-23



Assembly



5-7

Average

Calculator

(SN

Β

069999



R

emoving

the

Sweep

Board



5-8

and

below)



2-24



Removing

the

RF Module



5-9

Digital

Storage

(SN

Β

069999



Reassembling

the

71-5



5-9

and

below)



2-25

Digital

Storage

and

Averaging



Internal

Operational

Adjustments



5-9

(SN

Β

070000and

up)



2-30



SECTION

6



OPTION

INFORMATION

S

ECTION

3



PERFORMANCE

C

HECK

REV

.

Α

ΜΑΥ

197

8

TA

BLE

O

F

CO

N

T

EN

TS

Introduction



3-1



SECTION

7



REPLACEABLE

ELECTRICAL

Equipment

Required

o

r



PARTS

R

ecommended



3-1

1

.

Sweep

Triggering



3-2



SECTION

8



DIAGRAMS

AND

CIRCUIT

2

.

Dot Frequency

Range

and



BOARD

ILLUSTRATIONS

Accuracy



3-2

3

.

Display F

latness



3-3



SECTION

9



REPLACEABLE

MECHANICAL

4

.

Frequency

Span

Accuracy

&



PARTS

AND

EXPLODED

L

inearity



3-4



DRAWINGS

5

.

Sweep

Rate

Accuracy



3-5



CHANGE

INFORMATION

6

.

Intermodulation

Distortion



3-6

7

.

Display

Frequency

Stability



3-7

71-5

Service

F

ig

.

1-1

.

71-5

Sp

ect

r

u

m

Analyze

r

.

REV

Α

,

ΜΑΥ

1978

G

ENER

A

L

I

NF

O

RM

ATIO

N

I

N

T

R

OD

U

CTIO

N

A

N

D

D

E

SC

R

I

P

TIO

N



To

accommo

d

ate

α

wi

d

e

variety

of

im

p

eda

n

ce

so

ur

ces,

To

effectively

use

t

h

e

71-5

Spect

r

um

A

n

alyzer,

t

h

e



the

71-5

uses q

uic

k

disconnect

p

lug-in

i

npu

t

im

p

e

d

a

n

ce

op

eratio

n

and

ca

p

abilities

of

t

h

e

instrume

n

t

m

u

st

be



mo

d

ules

of

50

Ω

,

75

Ω

,

600

Ω

,

1

ΜΩ

/28

p

F

and

customiz-

kn

ow

n

.

T

h

is

instructio

n

ma

nu

al

covers ge

n

eral

se

r

vice



ed

u

nits

to

meet

s

p

ecial

re

qu

ireme

n

ts

.

i

n

formation

for

t

h

e

i

n

strume

n

t

.

It

contai

n

s

t

h

es

p

ecifica-

tion, test

an

d

cali

b

ratio

n

procedure,

circ

u

it

descriptio

n

,



When

t

h

e

71_5's

digital

storage

ca

p

ab

ility

is

em

p

loye

d

,

a

n

d

mai

n

te

n

ance

p

rocedu

r

e

fo

r

t

h

e

71-5

.

one

or

two

com

p

lete

dis

p

lays

ca

n b

e

h

eld

in

memory

for

subsequent

viewi

n

g,

com

p

ariso

n

,

or

grap

h

ic

r

e

pr

o

d

uc-

T

h

e

71-5

is

α

5

MH

z

spectrum

an

alyzer wit

h d

igital



tion

.

T

h

is

capability

co

n

verts

α

n

o

n

storage,

7000-Se

r

ies

sto

r

age

.

Fr

eque

n

cy

stability

is

wit

h

i

n

5H

z/

h

r

and center



oscilloscope

d

isplay

into

α

stored

dis

p

lay

.

T

he small

d

ot

fre

q

uency

(dot)

ca

n

be

r

ea

d

wit

h

six

d

igit

accuracy



size

(of

t

h

e

conve

n

tional

oscillosco

p

e)

used

wit

h

t

he 7

Ι

-5

imme

d

iately

after

turn-on

;

t

h

erefore

t

h

ere

is

no

n

ee

d

to



e

nh

a

n

ces

t

h

e

resol

u

tio

n

of

low

am

p

litu

d

e

sig

n

als

an

d

fi

ne

tu

n

e

t

h

e

dis

p

lay

.

Com

p

lex

measu

r

eme

n

ts

an

d

ot

h

er

fi

n

e

d

etails

t

h

at

are

often

lost

wit

h

α

variable

a

n

alysis

ca

n

be

made

wit

hrelative

ease

.

B

uilt-in



p

ersistence

oscillosco

p

e

.

In

storage

mo

d

e,

t

h

e

vertical

micro

p

rocessi

n

g

circuits

d

eco

d

e

co

n

trol setti

n

gs,

p

rocess



dis

p

lay

m

ay

be

bisected

byan

averagi

n

g

t

h

res

h

old,

a

b

ove

freque

n

cy a

n

d

refere

n

ce

level

i

n

formatio

n

,

a

n

d

o

p

timize



w

h

ic

h

vi

d

eo

p

ea

k d

etectio

n

occurs

(p

r

ior

to

storage)

and

swee

p

time a

n

d

resolutio

n

for

t

h

e

selecte

d

f

r

equency



below

w

h

ic

h

vi

d

eo

signal

averagi

n

g

occurs

(

p

rior

to

s

p

a

n

.

At

turn-on,

t

h

e

71-5

is

p

reset

to

α

refe

r

en

ce

level

of



storage)

.

De

n

ote

d

by α

cursor,

t

h

e

ave

r

aging

t

h

res

h

old

is

+17

d

B

m

(50

Ω

in

p

ut)

a

nd

ce

n

ter fre

q

ue

n

cy

of

00

.0

kH

z

.



co

n

ti

n

uo

u

sly

a

dj

ustable

wit

h

α

f

r

o

n

t

p

an

el

co

n

t

r

ol

.

T

he

T

h

is

provides

i

n

put

atte

n

uation

to

pr

otect

t

h

e

fro

n

t-e

n

d



storage

circ

u

itry

inclu

d

es

α

maximum

h

ol

d

capability

.

circuitry

a

n

dα

mar

k

er to

verify

correct

ope

r

ation

.



T

h

is

feature

allows

mo

n

ito

r

i

n

g

of

sig

n

als

t

h

at

may

c

h

a

n

ge

wit

h

time

to

p

rovi

d

eαgra

ph

ic

r

ecor

d

of

amplitu

d

e/f

r

e-

T

h

e

71-5

wit

h

80 d

B

or

more

of

s

p

urious

free

dy

n

amic



q

ue

n

cy

excu

r

sio

n

.

ra

n

ge

p

rovides

t

h

e

ability

to

measure

wide

relative

amplitu

d

es

.

N

a

n

ovolt

se

n

sitivity

provides

ve

r

y

low-level

signal

a

n

d noise

requireme

n

ts

.

T

h

e

71-5

dis

p

lay

is

fully

calibrated

in

dBm, dBV,

or

volts/div

.

T

h

e

reference

level

ca

n

be

accurately

set

i

n

1

dB

i

n

creme

n

ts

.

Α

front

p

a

n

el

i

np

ut

buffer

co

n

t

r

ol

i

n

creases

fro

n

t-end

imm

un

ity

to

intermod

u

latio

n d

istortio

n

w

h

ile

mai

n

tai

n

i

n

g

αconsta

n

t

reference

level

.

W

A

RN

I

NG

7L

5

Service

T

he

following

se

r

vice

i

n

structions

are

for

p

e

r

so

nn

el

qu

alified

to

se

r

vice

elect

ronic

circuits

.

P

ersonnel

n

ot

familiar

wit

h

elect

r

ical

ci

r

cuit

op

eratio

n

s

hou

ld

n

ot

p

e

r

fo

r

m

an

y

se

r

vice ot

h

er

t

h

a

n

t

h

at

co

n

taine

d

in

t

h

e

Operating

I

n

stuctio

n

ma

n

ual

.

Gene

r

al

I

n

fo

r

matio

n

-

7

L

5

Service

M

A

NU

A

L

O

R

GA

N

IZATIO

N

A

N

D



Sectio

n

8-Diagrams

:

Fu

n

ctio

n

al

bloc

k

diagrams

and

CO

N

T

EN

T



d

etaile

d

circuit

sc

h

ematics

are

p

rovided

.

L

ocate

da

dj

a-

ce

n

t

to

t

h

ed

iagram

(usually

on

t

h

e

bac

k

of

t

h

epreceding

d

iagram)

are

p

ictorial

layo

u

t

drawings

t

h

at

s

h

ow

sub-

T

h

e

abbreviations,

grap

h

ic

symbols,

and

logic

sym-



assem

b

ly

an

d

com

p

onent

locatio

n

s

. I

n

tegrate

d

circ

u

it

bology

u

sed

i

n

t

h

e

text

a

n

d

diagrams

of

t

h

is

manual

are

in



d

iagrams,



wavefo

r

ms



a

n

d



voltage



data



for

accord

wit

h

a

n

d

based

on

A

N

SI

Υ

1

.1-1972,

A

N

SI

Υ

32

.3-



troubles

h

ooting

or

ci

r

cuit

an

alysis

are

also

p

r

ovi

d

e

d

1975,

a

nd

A

N

SI

Υ

32

.14-1973

(America

n

N

atio

n

al

Sta

n

dar

d



ad

j

ace

n

t

to

or

on

t

h

e

diagram

.

I

n

stitute,

345

E

ast

47

Street

;

N

ew

Yor

k

,

Ν

.

Υ

.

10017)

.

C

h

a

n

ge

information

is

co

n

tai

n

ed

on

i

n

sert

p

ages

att

h

e

bac

k

of

t

h

e

ma

nu

al

.

Origi

n

al

p

ages

are

i

d

e

n

tifie

d

by

t

h

e

sy

mb

ol

@

a

nd

revise

d

p

ages

a

r

e

i

d

entifed

by α

revisio

n

d

ate

i

n

t

h

e

lowe

r

i

n

si

d

e

cor

ne

r

of

t

he

page

.

If

t

h

e

se

r

ial

n

um

b

er of

your

instr

u

me

n

t

is

lowe

r

th

an

t

h

e

o

n

e

on

t

h

e

title

p

age,

t

h

e

man

u

al

con

tai

n

s

r

evisio

ns

t

h

at

may

not

apply

to

yo

ur

i

n

strume

n

t

.

H

istory

i

n

fo

r

matio

n

,

a

p

plicable

to

p

revio

u

s pro

d

ucts,

wit

h

t

h

e u

p

date

d d

ata,

is

integ

r

ate

d

w

h

en

t

h

e

p

age

or

d

iagram

is

revised

.

T

h

e

followi

n

g

d

esc

r

i

b

es

t

h

e

sectio

n

s

a

nd

i

n

fo

r

matio

n

provi

d

e

d

in t

h

is

m

a

n

ual

.

Sectio

n

1-Ge

n

eral

I

nformation

:

Co

n

tai

n

s

t

h

e

i

n

st

ru

-

m

en

t

d

escri

p

tio

n

a

nd

specification

.

Sectio

n

2-Ci

r

cuit

Descri

p

tio

n

:

P

rovi

d

es

b

asic

and

ge

n

eral circ

u

it

t

h

eory

.

T

h

is

i

n

fo

r

matio

n

may

be

u

sef

u

l

w

h

en se

r

vici

n

gor

o

p

erati

n

g

t

h

e

i

n

strument

.

Sectio

n

3-

Pe

r

forma

n

ce

C

h

ec

k

:

P

rocedu

res

to

verify

t

h

at

t

h

e

i

n

str

u

me

n

t

is

p

erformi

n

g

wit

h

i

n

its

sp

ecifie

d

limits

.

Sectio

n

4-Calibratio

n

Proce

d

ure

:

Test equ

ipme

n

t

set

up a

n

d

ad

ju

stme

n

t

p

rocedures

r

e

q

uire

d

to

calibrate

t

h

e

i

n

st

r

ument

.

Sectio

n

5-

M

ai

n

tena

n

ce

:

Descri

bes

ro

u

ti

n

e a

n

d

cor-



Accuracy

rective

maintena

n

ce

procedures

wit

h d

etailed

i

n

st

r

uctio

n

s

for

r

eplaci

n

g

assemblies,

s

ub

-assemblies,

or

i

nd

ivi

du

al



20°C

to

30°C

:

±(5

Hz

+

2χ10

-6

of

d

ot

r

eadout)

.

com

p

o

n

ents

.

An

ex

p

loded

dr

awing

is

pa

r

t

of

Section

9

.

Troubles

h

ooting

p

roced

u

res

p

l

us

general

i

n

formatio

n

0°C

to

50°C

:

±(20Hz

+

10

-5

of

d

ot

r

eado

u

t)

.

t

h

at

may

ai

d

i

n

servici

n

g

t

h

e

i

n

st

r

ument

are

also

pr

ovided

.

Sectio

n

6-Options

Informatio

n

:

Describes

optio

n

s

to

t

h

e

i

n

st

ru

me

n

t

or

directs

t

h

e

reader

to

w

h

ere

t

h

e

o

p

tio

n

s

are

d

oc

u

me

n

ted

.

Sectio

n

7-

Replaceable

E

lectrical

P

arts

:

P

rovi

des

in-



50 Ητ

/d

iv

to

2

kH

z/

d

iv

:

1

H

z

(p-p)

or

less

.

formatio

n n

ecessary

to

o

rd

er re

p

laceable

parts

a

n

d

assemblies

.



5

kH

z/

d

iv

to

500

kH

z/

d

iv

:

40

Hz

(p-p)

or

less

.

Sectio

n

9-

Rep

laceable

M

ec

ha

n

ical

P

arts,

E

xplo

ded

D

r

awings

a

n

d

Accessories

:

P

rovi

d

es

info

r

matio

n

n

ecessa

r

y

to

ord

e

r

re

p

laceable

parts

.

T

h

e

Re

p

lacea

b

le

P

arts

list is

c

r

oss-

r

efere

n

ced

to

t

h

eR

ep

lacea

b

le

E

lect

r

ical

P

arts

list

.

T

h

e

explode

d

drawing

i

d

e

n

tifies

assemblies

a

n

d

m

ech

a

n

ical

com

p

o

n

e

n

ts

.

C

h

a

n

ge

I

n

formation

:

P

rovi

d

es up

dati

n

g

info

r

matio

n

in

t

h

e form

of

i

n

serts

for

t

h

e

ma

n

ual

.

T

h

ese

i

n

serts

are

later

i

n

cor

p

orate

d

i

n

to

t

h

e

ma

nu

al

text

and

d

iagrams

w

h

en

t

h

e

ma

n

ual

is

r

epri

n

ted

.

ELE

CT

R

ICA

L

CHA

R

ACT

ER

ISTICS

T

h

e

followi

n

g

elect

r

ical

c

h

aracterstics

apply

w

h

e

n th

e

71_5

S

p

ectr

u

m

A

n

alyzer,

i

n

combinatio

n

wit

h

a

Plug-in

M

odule,

are

n

ormally

i

n

stalled

i

n

α

7000-Series

os-

cillosco

p

e a

n

d

after

α

warm-up

of

ten

mi

nu

tes

or

more

.

Fr

e

q

ue

n

cy

Characteristics

R

ange

I

np

ut

F

re

que

n

cy

:

10 Hz

t

hr

oug

h

5

.0

MHz

.

Dot

F

reque

n

cy

:

0

H

z

t

h

ro

u

gh

4999

.75

kHz

.

Drift

5

Hz/hour

o

r

less

.

Residual

(inci

den

tal)

FM

R

esolution

B

a

n

dwidt

h

Amplitude

C

ha

r

acteristics

Acc

u

racy

NOTE

30

kH

z-30

Hz

:

Within

20%

of

selected

resolution

(6

dB

dow

n

)

.



If

digital

storage

is

use

d

,

an

additional

quantization

e

rr

o

r

of

0

.5

ο/ο

of

full

sc

r

een

s

h

oul

d

be a

dd

e

d

to

t

h

e

10

H

z

:

W

it

h

i

n

100

H

z

±20

Hz

(70

d

B

down)

.



amplitude

c

ha

r

acte

r

istics

.

T

h

e

CO

UPLE

D

setti

n

g

electronically selects

t

he

best

resolution

b

a

nd

widt

h

fo

r

eac

h

setti

n

g

of

t

he

FRE

Q

UEN

CY

SP

AN

/DI

V

co

n

trol

.

S

h

ape

F

actor

30

kH

z-3

kH

z

:

5

:1

o

r

b

ette

r

(60

:6

dB

ratio)

.

1

kH

z-10

Hz

:

10

:1

o

r

b

ette

r

(60

:6

dB

ratio)

.

Amplitu

d

e

Deviatio

n

30

kH

z-100

Hz

:

0

.5

dB

or

less

.

30

kH

z-10

Hz

:

2

.0

dB

o

r

less

.

Input

C

ha

r

acteristics

CA

U

TIO

N

The

application

of

αdo

voltage

to

t

h

e

I

NPU

T

of

t

h

e

L

1

or

L

2

Plug-In

M

od

ules

may

cause

p

ermane

n

t

damage

to

t

h

e

mixe

r

circuit

.

I

n

put

Impe

d

ance

(

N

omi

n

al)

:

L

1



50

Ω

L2

75

-

0

L

3



Selectable

(50

Ω

,

600

Ω

,

an

d

1

ΜΩ

/28

pF)

.

R

esi

d

ual

R

esponse

I

n

te

rn

ally

ge

n

erate

d

spurious

signals

are-130

dB

m

o

r

less

r

eferred

to

t

h

e

i

nput

(

h

armonics

of

t

h

e

calib

r

ato

r

are

-125

d

B

m)

wit

h

L

1

o

r

L2

p

l

u

g-in

mo

dule an

d

-143

d

BV

wit

h

t

he L

3

p

l

u

g-i

n

mo

du

le

.

Se

n

sitivity

General

I

n

formatio

n

-71-5

Service

Th

e

followi

n

g

tabulatio

n

of

eq

uivale

n

t

in

p

ut

n

oise

fo

r

eac

h

resolutio

nban

dwidt

h

is

meas

ured

wit

h

;

t

h

e

I

NPU

T

BUFFER

off,

t

h

e

V

ID

E

O

ΡΕΑΚ

/A

VG

at

max

cw,

a

nd

t

he

ΤΙΜΕ

/DI

V

set

to

10

seco

nds

.

Eq

uivale

n

t

I

np

ut

N

oise

R

esol

u

tio

n

(e

q

ual

to

o

r

better

t

ha

n

)

B

a

nd

wi

d

t

h L

1

L2L

3

10

Hz



-135

dB

m



-

l

35

dB

m

30

Hz



-133

dB

m



-133

dB

m

100

H

z



-130

d

B

m



-130

dB

m

300

Hz



-125

dB

m



-125dB

m

1

kH

z



-120

dB

m



-120dB

m

3

kH

z



-115

d

B

m



-115dB

m

10

kH

z



-

l

10

d

B

m



-110dB

m

30

kH

z



-105

dB

m



-105

d

B

m

ΝΟΤΕ

-

l

48

d

BV

-146

d

BV

-143

d

BV

-138

d

BV

-133

d

BV

-128

d

BV

-123

dBV

-118

dBV

Se

n

sitivity

is

deg

r

a

d

edan

additional

8

dB

w

h

en

t

h

e

I

NPU

T

BUFFER

is

on

;

e

.g

.,

at

3

kH

z,

t

h

e

equivale

n

t

input



noise



wo

u

ld



be



-107

d

Bm



instea

d

of

-115

dBm

.



N

oise

level

will

inc

r

ease

by

ap-

proximately

10

dB

w

h

en

operation

is in vi

d

eo

pea

k

mode

.

L

1



21 d

B

m

o

r

2

.5

V

r

ms

L

2



21

dB

m

or

3

.07

V

rms

L

3



21

d

B

m-i

npu

t

te

r

min

ate

d

50

Ω

or

600

Ω

;



Intermodulatio

n Disto

r

tio

n

100

V

(

peak ac

+

d

c)

i

nput

1

ΜΩ

/28

pF

.

I

ntermodulation

pr

o

du

cts

f

r

om

two

on-screen

Inpu

t

P

owe

r

(maximum

i

np

ut

level

for

refere

nce

levels

of

0

dB

m

o

r

greater)

:

sig

n

als,

wit

h

i

n

any

frequency sp

a

n are

>75

dB

d

ow

n

I

n

put

P

owe

r

(maximum

i

n

put

level

fo

r

refere

nce

levels



for

t

h

ir

d

o

r

der p

ro

du

cts

and

at

least

72

dB

d

ow

n

fo

r

b

elow

0 d

Bm)

:



seco

nd

o

rd

er

p

r

oducts

.

L

1



+10

dB

m

L

2



+10

d

Bm



Seco

nd

and

t

h

i

r

d

or

d

er

intermodulatio

n p

ro

d

ucts

L

3



+10

d

Bm

-i

np

ut

termi

nated 50

Ω

o

r

600

Ω

,



from

two

on-screen

-53

dBV

or

less

sig

n

als

wit

h

i

n

any

and 100

V

(pea

k ac

+

dc)

wit

h

i

np

ut of

1

ΜΩ

/28

pF

.



freq

uency spa

n

a

r

e

at

least

80

dB

d

ow

n

.

Gene

r

al

Informatio

n

-71-

5

Service

W

it

h

t

he

I

NPU

T

BUFFER

switc

h on,

t

he

t

h

ird

order



Sweep

C

h

aracte

r

istics

i

n

termo

d

ulatio

n

pro

d

ucts,

for

any

two

on-screen



Freque

ncy

S

pan

.

P

rovides

calibrated

frequency

spans

sig

n

als,

wit

h

i

n

any

fre

q

uency

span

,

a

r

e

at

least

80

dB

from

50

Ητ

/div

to

maximum

500

kH

z/

d

iv,

wit

h

i

n 4

ο

/

ο

, i

n

1-2-

dow

n

.



5 se

q

uence

.

Dis

p

lay

F

lat

n

ess

P

eak

to

p

eak

deviatio

n

,

over

any

selected

fre

q

ue

ncy

sp

an

:

Qua

n

tizatio

n

error

must

be

a

dd

e

d

(see

N

ote un

der

Am

p

litu

d

e

C

h

aracteristics)

if

d

igital

storage

is

use

d

.

H

orizontal

linearity

is

wit

h

i

n 4

ο/ο

over

t

h

ee

n

tire

10

div

d

isplay

.

L

1



0

.5

dB

;



Α

0-

H

z/Div

p

ositio

n

is

p

rovi

d

ed

for

time

d

omain

L

2



0

.5

dB

;



operation

.

L3



0

.5

dB

;

R

efere

nce

L

evel



Swee

pR

ate

.

Time

per

div

is

selecta

b

le

from

10

s/

d

iv

to

0

.1

ms/div

i

n

α

1-2-5

seque

nce

.

An

AU

TO

p

ositio

n permits

R

efers

to

to

p

g

r

aticule

li

ne

i

n

L

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rated

i

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automatic

selection

of

o

p

timum

time/

d

iv

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t

he

selecte

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1

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10

dB

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ps

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1

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L2

modules

a

nd

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esolution

an

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/

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iv

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a

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L

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L2L

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B

/Div

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to

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m

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139 d

BV

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Ω

),

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ng

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urces,

1

Ν

7

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+21

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

-139

dB

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ηα

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i

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h

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s)

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BV

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B

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BV

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en

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i

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e

n

calibrated

at

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BV

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1,

L

2 an

d

L

3

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0

.2d

B

/d

B

wit

h

c

u

mulative

error

of

0

.25

d

B

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L

i

n

M

od

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Ra

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ge

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20

m

V

/Divto

200

mV

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h

in

5

ο/ο

i

n

1-2-5

se

q

uence

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Α

>s

ί

gn

is

dis

p

laye

dad

jacent

to

t

h

e r

efe

r

ence

level

r

eadout

wh

en

t

h

e

refe

r

ence

level

is

not

calib

r

ate

d

due

to

an incompatible

selection

of

co

n

t

r

ols

.

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lay

Dy

n

amic

R

an

ge/Accu

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acy

Swee

p

rate

accuracy

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h

in

5

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t

he

rate

selecte

d

.

T

h

ree

triggeri

ng

modes

are

;

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O

RM

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SG

L

S

WP

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RE

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nu

al

swee

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)

.

Trigger

level

is

>1

.0

d

iv

of

i

n

ternal

sig

n

al

for

bot

h

N

O

RM

and

SG

L S

WP

modes

over

t

h

e a

pp roximate

fre

que

n

cy

range

of

30 Hz

to

500

kH

z

.

Out

p

ut

Co

n

nectors

V

ideo

Out

.

F

ro

n

t-panel

pi

n

j

ac

k

conn

ector

sup

p

lies

t

he

vi

deo

(vertical)

out

pu

t

sig

n

al at

an

amplitude

of

50

mV

/

d

iv

±5

ο/ο

(about

t

he c

rt

vertical

cen

ter)

wit

h sou

rce

impe

d

ance

of

1

k

Ω

.

L

og

10

dB

/Div

M

ode

:

Dynamic

wi

nd

ow

is

80

dB

.

Acc

u

racy

is

wit

h

i

n 0

.05

d

B

/d

B

to

2

dB

maximum

.



H

oriz

Out

.

Α

front-panel

pi

n

j

ack

conn

ecto

r

s

upp

lies

h

orizontal

output

signal

(

n

egative-goi

n

g

sawtoot

h

t

h

at

L

og

2 d

B

/Div

M

ode

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wind

ow

is

16

d

B

.

Ac-



varies

from

0

.0

V d

o

to

approximately

-6

V

dc) wit

h

α

curacy

is

wit

h

in

0

.1

dB

/

dB

to

1

d

B

maximum

.



source

im

p

ed

ance

of

5 k

Ω

.

REV

.

Α

ΜΑΥ

1978

Calibrator

.

F

ro

n

t

panel

BNC

co

nn

ector s

u

pplies

α



I

N

STA

LL

ATIO

N

cali

b

rate

d

500

kH

z

s

q

uarewave

o

u

tput

sig

n

al

(

d

e

r

ive

d

from

t

he an

alyzer's

time b

ase)

.

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pu

t

am

p

lit

ude

is

wit

h

i

n

±0

.15

dB

of

-40

d

BV

i

n

to

t

he

im

ped

a

nce

of

t

he

p

lug-i

n



I

n

itial

I

nsp

ectio

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mo

d

ule

.



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is

i

n

strume

n

t

was

i

n

s

p

ecte

d

both

mec

h

a

n

ically

and

electrically

before

sh

ipment

.

It

should be

f

r

ee

of

mars

o

r

En

vi

r

on

mental

C

h

aracteristics



scratc

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elect

r

ically

meet

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t

h

e

s

p

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71_5

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ect

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n

alyzer

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meet

t

h

e

foregoi

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g



tio

n

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I

nspect

t

h

e

i

n

strume

n

t

fo

r

ph

ysical

damage

an

d

electrical

ch

aracte

r

istics

wit

h

in

t

he

enviro

n

me

n

tal

limits



chec

k

t

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electrical

p

erfo

r

mance

b

y

t

h

e

O

p

e

r

atio

n

al

of

α

7000-Se

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pe

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Com

p

lete

details

on

en

-



C

heck procedure

p

rovided

wit

h

i

n

t

he

O

pe

r

ators

I

n

struc-

vironmental

test

proce

d

ures,

i

n

clu

d

ing

failure

criteria

etc

.,



tio

n

Manual

.

T

h

is

proce

dur

e

will

ve

r

ify

t

h

at

t

he

i

n

str

u

me

n

t

can

b

e

o

b

tained

from

α

local

Te

k

tronix

F

iel

d

Office

or



is

op

erati

ng

co

r

rectly

an

d

it

will

satisfy

most

r

eceivi

n

g or

re

p

rese

n

tative

.



incomi ng

i

nspection

re

q

uireme

n

ts

.

If

t

h

e

instr

u

me

n

t

s

p

ecification

is

to

b

e

ve

r

ified,

refer

to

t

h

eP

erforma

nce

C

heck

p

roced

u

re

i

n

t

h

is

man

u

al

.

Ph

ysical

C

ha

r

acte

r

istics

N

et

weig

h

t

(i

n

str

u

me

n

t

only)

:

8

pou

n

ds,

12

oun

ces

.

ACC

E

SSO

R

I

E

S

A

N

D

O

P

TIO

N

S

R

efer to

t

he

R

e

p

lacea

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le

M

ech

a

n

ical

P

arts

L

ist

for

α

com

p

lete

listi

n

g

of

t

he

stan

d

ard

an

d

op

tional

accessories

.

Options

Ge

n

eral

Information-71-5

Service

If

t

h

ere

is

p

h

ysical

d

amage

or p

erforma

n

ce

d

eficie

n

cy,

co

n

tact

your

local

Te

k

tro

n

ix

F

ield

Office

or

r

e

p

rese

n

-

tative

.

71_5

O

p

tion

21-(

L

og

Dis

p

lay)

71_5

Optio

n

25-(Trac

k

i

ng

Ge

n

e

r

ator)



Installatio

n

71_5

O

p

tion

28-(

R

ead

o

u

t)



Install

i

n

α

7000-Series main

frame

an

d

afte

r

α

10 mi

nu

te

71_5

Optio

n

30-(O

p

tio

n

21/25)



or

more

warm-up,

ch

eck p

erfo

r

ma

nce

.

To

cali

b

rate or

71_5Option

31-(Optio

n

21/28)



service

t

h

e

71-5,

co

nn

ect

it

to

t

he

7000-Se

r

ies

mai

n

fr

ame

71_5Option

32-(Optio

n

25/28)



i

n

terface

t

hroug h

flexible

p

lug-i

n

exten

d

ers

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Eq

ui

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71_5

O

p

tio

n

33-(Optio

ns

21/25/28)



me

n

t

R

equire

d

;

Calibratio

n

sectio

n

)

.

REV

.

Α

ΜΑΥ

1978

Gene

r

al

I

nfo

r

mation-71-5

Service

REP

AC

K

AGI

N

G

F

O

R

S

H

I

PMEN

T

If

you

r

Te

k

tronix

i

n

st

ru

me

n

t

is

to

b

e

s

h

i

ppe

d

to

α

Te

k

tro

n

ix

Se

r

vice

Ce

n

ter

for

service

or

re

p

laceme

n

t

attac

h

α

tag

s

h

owi

n

g

;

ow

n

er

(wit

h

add

r

ess)

an

d

t

h

e

n

ame

of

an

i

n

divi

du

al

at

your

firm

t

hatca

n

be

contacted

.

Include

com

p

lete

i

n

strume

n

t

serial

n

um

b

er

a

n

dα

d

escriptio

n

of

t

h

e

service

r

e

q

uired

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Save

a

n

d

re-

u

se

t

h

e

p

ac

k

age you

r

instrume

n

t

was



G

r

oss

W

eig

h

t

(Ib)

s

h

i

pp

ed

i

n

.

If

t

h

e

origi

n

al

pac

k

agi

n

g

is

n

ot

available

or

is

u

n

fit

for

use,

repac

k

age

as

follows

:



0-10

10-30

1.

O

b

tai

n

αsh

i

pp

i

n

g

co

n

tai

n

er

of

h

eavy

co

r

r

u

gate

d

30-120

ca

rdb

oard or

woo

d

wit

h

i

n

si

d

e

d

ime

n

sio

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s

at

least

six



120-140

i

n

c

h

es g

r

eater

t

h

an

t

he

i

n

st

r

ume

n

t

d

ime

n

sio

n

s

.

T

h

is

will



140-160

allow

r

oom

for

cus

h

io

n

ing

.

R

efer to

Table

1-1 for

carto

n

test

stre

n

gt

h

re

qu ireme

n

ts

.

2

.

Wr

a

p

t

h

e

i

n

strument

i

n h

eavy

pap

e

r

o

r

p

olyet

h

ylene

s

h

eeti

n

g

to

protect

t

h

e

inst

ru

me

n

t

fi

n

is

h

.

P

rotect

t

h

e

fro

n

t

p

a

n

el

wit

h u

r

et

h

ane

foam

or

car

d

boar

d

strips

.

3

.

Cus

h

io

n

t

he

i

n

str

u

me

n

t

on

all

sides

b

yp

ac

k

i

ng

dunn

age

o

r

u

ret

h

ane

foam betwee

n

t

h

e

ca

r

to

n

and

t

h

e

i

n

strume

n

t,

allowi

n

g

t

h

ree inc

h

es

on

all

si

d

es

.

4

.

Seal

t

he s

h

i

p

pi

n

g carto

n

wit

h

s

h

i

pp

i

n

g

ta

p

e

or

an

industrial

sta

p

le

r

.

TA

BLE

1-1

Ca

r

to

nTest

St

r

e

n

gt

h

(l

b

)

200

275

375

500

600

If

you

h

aveany

qu

estio

n

s,

co

n

tact

your

local

Te

k

tronix

F

ield

Office

o

r

r

e

p

rese

n

tative

.