Tektronix 7T11 User manual

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1

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in

CUMN

Ι

Ν

E5

Τ

'

F

R

U

C

-

Γ

10

Ν

υ

1

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υΑ

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s~

c

°ε

P-0

.-ti



(

ρ

!

μ

9

.-

Ρ

4

ε

ε



ι

-

ι

3-

ίί

Serial

Nu

mber

ι

2

F3

Te

k

t

r

onix, Inc

.

0

Ρ

.

Ο

.

Box

500

"

B

eaverton,

Oregon

97005

"

Ph on

e

644-0161

"

Cables

:

Te

k

tronix

070-0986-00



570

WARRANTY

All

Tektronix instruments are

warranted

against

defective

materials

and

workman

s

h

p

for

one

year

.

Any

questions with

respect

to

the

war-

ranty

men6

ο

ne

d

above

should

be

taken

up

with

your

Tektronix

Field

Engineer

.

Tektronix



repair



and



replacement-

part

ser

ν

ice

i

s

geared

directly

t

ο

f

h

e

field,

there-

fore

α

!!

requests

for

repairs

and

replace-

ment

parts

should

be

directed

to

the

Tek-

tronix

Field

Office

or

representative

in

your

area

.

This

procedure

will

assure

you

the

fastest

possible

sor

ν

ico

.

Ρ

!e

ase

inc!

υ

cl

e

the

instrument

Type

and

Serial

or

Model

Num-

ber with

all

requests

for

parts

or

service

.

Specifications

and

price

change

privi-

leges

reserved

.

C

σ

pyrigh

t ,

'P)

1970

6

by

Tektronix,

Inc

.,

Bo

σν

er

t

υ

n,

Oregon

.

Printed

in

th

e

Uni

t

ed

States

of

America

.

All rights

reserved

.

Contents

of

this

publication

may

not

be

reproduced

in

any

form

without

permission

of the

copyright

owner

.

S

ECTION

1



SPECIFICATION

TA

BLE

O

F

CO

NT

EN

TS

General Information



1-1

Instrument

F

eatures



1-1

E

lectrical

Characteristics



1-1

M

echanical

Characteristics



1-4

S

ECTION

2



OPERATING

INSTRUCTIONS

General

Information



2-1

Installing

the



7T11



2-1

ΤΙΜΕ

/DIV

Rea

d

out



2-2

Controls and

Connectors



2-3

F

irst-Time

O

p

eration



2-4

Setu p

Information



2-5

A

d

justing

SWEEPCAL



2-5

Observing

α

F

astrise

P

ulse



2-6

Triggering

Consid

erations



2-7

Trigger

R

ate



2-8

SWEEP

RANGE

Control



2-8

ΤΙΜΕ

/DIV

Settings



2-9

TIME

POSITION

Control



2-9

SCAN

Control



2-10

T

RIG

LEVEL

and

STABILITY

Controls



2-10

Trigger

P

ushbutton

Switches



2-11

PULSE

O

UT

Connector



2-11

U

se of

R

eal

Time

M

od

e



2-11

U

sing

the



7M11

Delay

L

ine



2-11

SECTION

3



CIRCUIT

DESCRIPTION

T

HEORY

OF

O

PERATION

P

age

R

eal-Time

Sam

p

ling

Theory



3-1

General



3-1

Staircase

R

am

p

3-2

Lead

Time



3-3

Sam

p

les/Division



3-3

Summary



3-3

Add

itional

R

eal-Time

Circuits



3-4

Controls

Affecting

Timing

and

Delay



3-5

Im

p

ortant

W

aveforms



3-6

Se

q

uential

Sam

p

ling

Theory



3-9

Ad

d

itional

Circuits

R

e

q

uire

d

3-9

Constructing

The

Dis

p

lay



3-11

W

aveform

R

elationshi

p

s



3-11

F

actors

Affecting

Dot

Density



3-13

B

lanking

Circuits



3-14

U

navoi

d

able

Delay



3-15

TA

BLEO

F

CO

NT

EN

TS

(co

n

t)

R

and

om

Sam

p

ling

T

h

eory



3-16

Intro

d

uction



3-16

R

and

om

B

loc

k

Diagram



3-16

R

and

om

O

p

eration



3-18

W

aveform

R

elations

h

i

p

s



3-18

CI R

C

UIT

A

N

A

L

YSIS

R

elations

h

i

p

to

V

ertical

U

nit



3-20

Triggering

Circuits



3-22

Internal

Triggering



3-22

E

xternal

Triggering



3-23

Trigger

Slo

p

e

Am

p

lifier



3-24

Trigger

(

Χ

10)

Am

p

lifier



3-24

Sc

h

mitt

Trigger



3-24

HF

SY

N

C



3-26

Arming

and

Outp

ut

Tunnel

Dio

d

es



3-26

Out

p

ut

Tunnel

Diode

Circuits



3-28

R

eal

an

d

E

q

uivalent-Time

L

ogic



3-29

Start

M

ultivibrator



3-29

ΤΤΗ

Circuit



3-30

H

orizontal

Am

p

lifier



3-33

R

eal-Time

M

ultivibrator



3-34

H

orizontal

M

emory



3-35

Out

put

Am

p

lifiers



3-35

H

ol

d

-off

M

ultivibrator

(H

O

MV)



3-35

Slewing

R

am

p

3-39

Strobe

Drivers



3-41

Slow

R

am

p

Generator



3-41

Slow

R

am

p

Inverter

and

Time

P

osition

Am

p

3-43

Dot

P

osition

M

emory



3-44

R

atemeter



3-45

R

atemeter

Start

Correction

Circuits



3-47

Timing

Switc

h

es



3-47

R

ea

d

out

L

ogic



3-48

S

E

CTIO

N

4



M

AI

N

T

EN

A

N

C

E

P

reventive

M

aintenance



4-1

Troubles

h

ooting



4-1

Transistor

and IC

P

in

Arrangement



4-3

7T11

Troubles

h

ooting

P

rocedure



4-5

Sol

d

ering

Tec

h

ni

q

ues



4-7

Com

p

onent

R

e

p

lacement



4-7

Circuit

Board

s



4-8

P

in

Soc

k

ets

and

Connectors



4-8

Tunnel Dio

de

C

R

28



4-8

Switc

h

Rep

lacement



4-9

Instrument

R

ep

ac

k

aging



4-11

Circuit

B

oard

Connections

and

Com

p

onent

L

ocations



4-12

to

4-18

TA

BLE

O

F

CO

N

T

EN

TS

(co

n

t)

S

E

CTIO

N

5



PERF

O

RM

A

NCEC

HE

CK

/CA

L

I

BR

ATIO

N

Introduction



5-1

Test

Eq

ui

p

ment

R

e

q

uire

d

5-1

Sh

ort

F

orm

P

roce

d

ure



5-2

Calibration

an

d

P

erformance

C

h

eck

5-4

A

d

j

ust

+10

V

olts



5-7

C

h

ec

k

Manual

Scan

and

Ad

j

ust

Swee

p

Cal

and

P

osition



5-7

Timing

Accuracy



5-7

Time

P

osition

R

ange



5-9

A

d

j

ust

Timing



5-9

A

d

j

ust

R

an d

om

Timing



5-11

A

d

j

ust

Trig

L

evel



5-12

A

d

j

ust

Stability



5-12

A

d

j

ust

E

xternal Trigger

Zero



5-13

A

d

j

ust

Ν

F

Sync



5-13

A

d

j

ust

Out

p

ut

B

ias



5-14

C

heck

Triggering



5-15

C

heck

Dis

p

lay

J

itter



5-16

C

heck P

ulse

Out

into

50

St



5-19

C

heck

Trigger

K

ic

k

out



5-19

Trigger

H

oldoff



5-20

Strobe

K

ic

kback

into

Trigger



5-20

M

inimum

Trigger

R

ate

in

R

and

om



5-21

R

ep

etition

Scan

R

ate



5-21

Swee

p

OutR

ange



5-21

E

xternal

In

p

ut



5-21

S

E

CTIO

N

6



ELE

CT

R

ICA

L P

A

R

TS

L

IST

Abbreviations and

Symbols

P

arts

Or

d

ering

Information

In

d

ex

of

E

lectrical

P

arts

L

ist

E

lectrical

P

arts

L

ist

SECTION

7



DIAG

R

AM

S

AN

D

ME

CH

A

N

ICA

L P

A

RTS

I

LLU

ST

R

ATIO

N

S

Diagrams

M

ech

anical

P

arts

Illustrations

Accessories

R

e

pac

k

aging

Instructions

S

E

CTIO

N

8



ME

C

H

A

NICA

L P

A

R

TS

L

IST

CH

A

N

G

E

I

N

F

O

RM

ATIO

N

M

ech

anical

P

arts

L

ist

Information

In

dex of

M

ech

anical

P

arts

Illustrations

M

ec

h

anical

P

arts

L

ist

Abbreviations and

symbols

use

d

in t

h

is

manual

are

based

on

or

ta

ken d

irectly

from IEEE

Stand

ar

d

260

"Stan

d

ar

d

Symbols

for

U

nits",

MIL-STD-12B

and

ot

her

stan

d

ar

d

s

of

t

h

e

electronics

in

d

ustry

.

C

h

ange

information,

if

any,

is

locate

d

at t

h

e

rear of

t

h

is

manual

.

Fig

.

1-1

.



M1

Sampling

Sweep

Unit

.

S

E

CTIO

N

1

SPECIFICATION

Ch

ange

information,

if

any,

affecting

t

h

is

sectio

n

will

be

fo

u

nd

at

t

h

e

rear

of

t

h

e

manual

.

General

Information



free

of

trigger

j

itter

or

double

triggering,

even

at

low

trigger

T

he



7T11

Sam

p

ling

un

it is

designe

d

for

use

in

Te

k

tro

n

ix



re

p

etitio

n

rates

or

w

h

en

using

α

sq

uare

wave

as

t

he

i

n

put

7000-series



oscillosco

p

es

.



Several



p

lug-in



combinations,



trigger

signal

.

Α

recovery

time con

trol

is

not

n

eeded

.

i

n

clu

d

i

n

gα

7T1

1,

are

sh

ow

n

in

F

ig

.

1-2

.

Α

7511

must

be

in

t

h

e

compartment

to

t

he

left

of,

and

ad

j

acent

to,

t

he

com-

pa

r

tment

in

w

h

ic

h

t

he 7

Τ

11

is

operate

d

.

T

h

erefore,

two



Selecting

ΕΧΤ

HF SY

NC

p

ermits

using

fr

eq

uencies

of

1

GH

z

to

ap

pr

oximately 12

GH

z

as

t

h

e

trigger

i

np

ut

source

.

7T1

11's

are

not used

in

t

he

same

mainframe

.



W

it

h

HF SY

N

C

selecte

d

,

the

signal

connecte

d

to

t

he

T

R

IG

I

NPU

T

connector

is

route

d

to

αb

uilt-in

synch

ronizer,

thus

In

F

ig

.

1-2

Α

t

h

e 7

Τ

11

is

s

h

ow

n

in

t

he "

Α

"

H

orizontal



p

ermitting

Χ

band

signals

to be viewe

d

.

com

p

artme

n

t

of

t

he

oscillosco

pe

.

T

he

V

ertical

M

od

e and

H

orizo

n

tal

M

ode

p

us

h

button

s,

provi

d

ing

useful

presenta-



Excelle

nt

swee

p

li

n

earity

is

p

rovided

w

hen

using

t

he

tions,

are

d

esignate

d

for

p

lug-in

configurations

Α

,

Β

,

and

C

.



7

Τ

11

.



The



timi

ng



circuitry



in



t

h

e



7

Τ

11



uses

α

time

F

or

t

he

configuratio

n

of

F

ig

.

1-2

Α

,

fo

u

r

combinations

are

meas

u

reme

n

t

rat

h

er

t

han α

time

p

rogramming

p

rocess

for

s

h

own

.

P

lug-in

arra

n

gements

ot

h

er

t

h

an

t

h

ose

sh

own

i

n F

ig

.



horizontal

sam

p

le

positio

n

ing

on

all

e

q

uivalent-time

swee

p

1-2 are

p

ossible

.



r

anges

.

Duri

ng both

ran

d

om

and

Seq

uential

op

eration

t

he

h

o

r

izo

n

tal

p

ositio

n

of

t

he

d

ot

on

t

h

e

screen

is

d

etermine

d

_



An

alte

r

nate

to

t

h

e

con

figuration

s

h

own

in

F

ig

.

11-213

is



by

measuring

the time

interval b

etween

strobe

and

trigger

.

wit

h

t

h

e

"LEF

T"

or "

Β"

or both

of

t

h

ese

mainframe

com-



This

met

hod

results

in

improve

d

timing

linea

r

ity

and

α

empty

.

T

h

e

7

Μ

11

may

be

use

d

in

any

available



re

d

uction

in

d

is

p

lay

j

itter

.

T

he

accuracy

of

sweep

timing

p

artments

mai

n

frame

com

p

a r

tment

o

r

o

p

erate

d

out

of

t

h

e

main

frame

.



and

linearity

ma

ke

it

unnecessary,

d

uri

ng e

q

uivalent

time

F

or

furt

h

er

information,

see

t

he

O

p

erating

I

n

structions



sam

p

li

n

g,

to

exclu

de

t

h

e

swee

p

start

from

accuracy

s

p

ecifi-

section

of

t

h

is

ma

n

ual

un

d

er

the

h

eading

of

General



r

ations

.

O

p

erating

I

nformation

.

Internal

triggeri

n

g,

or

a

ny of

t

h

ree

modes

of extern

al

triggering

can be

selecte

d by

using

t

he

front panel

p

us

hbuttons

.

Α

Sc

h

mitt

trigger circuit

is

used exce

p

t

w

hen

HF SY

N

C

is

selecte

d

.

W

it

h

ΕΧΤ

50

Ω

i

nput

selecte

d

,

t

h

e

Sch

mitt

ci

r

cuit

p

rovi

d

es

j

itter

free

triggering

from

in

p

ut

trigger

signals

from

DC

to

1

G

H

z

.

T

he

dis

p

lay

is

Α

C

h

aracteristics

Instrument

F

eatures



T

h

e

followi

ng c

h

aracteristics

apply

over

an

ambient

tem-

p

erature range

of

0

°

C

to

+50

°

C

at altitu

d

es

up

to

15,000

T

h

e 7

Τ

11

feat

u

res

α

wide

range

of

swee

p

rates

using



feet

an

d

after

α

five-mi

n

ute

warm

u

p,

p

roviding

t

he

instru-

real-ti

m

e

and

e

q

uivalent-ti

m

e

sam

p

ling

.

Conce

n

tric

switc

h

es



°C

and

select

t

h

e

sweep

range

and

time

p

osition

r

ange

in

d

ifferent



me

nt

was

calibrated

at

α

tem

p

erature

b

etwee

n

+20

+30

°

C

.

D

u

ring

non-operation,

donot

su bj

ect

t

he

7

Τ

11

to

com

b

i

n

atio

n

s

for

t

h

e

time/div

desired

.

On

eq

uivalent

time



altitudes

a

b

ove

50,000

f

eet

or to

tem

p

eratures

below

ranges,

eit

h

er se

quen

tial

or

ra

nd

om

sam

p

ling

is

availa

b

le

.



_

ς

5°C

.

U

se

of

random

sam

p

li

ng p

ermits

d

is

p

lay

of

t

he

lea

d

ing

e

d

ge

of

fast-rise

i

n

p

ut

signals

wit

h

ou

t t

h

e

use

of

α

signal

d

elay

line

(suc

h

as

t

he

7M1

1)

or

α

p

retrigger

p

ulse

from

t

h

e

sig

n

al



ELE

CT

R

ICA

LC

HA

R

ACT

ER

ISTICS

source

.

Ch

aracte

r

istic



P

erforma

n

ce

R

e

qu

i

r

eme

n

t

ΤΙΜΕ

/DI

V

S

WEEP

RAT

ES

7

Τ

11

Cali

b

rate

d

from

5

ms/

d

iv

to 10

p

s/div,

selectable

in

α

1, 2,

5

se-

q

uen

ce,

using

S

WEEP

R

A

N

G

Ea

nd

ΤΙΜΕ

/DI

V

co

n

trols

.

Specification-7T11

E

q

uivalent

Time

ΙΑ

)

ELE

CT

R

ICA

L

C

HA

R

ACT

ER

ISTICS

(cont)



ELE

CT

RICA

L

C

H

A

R

ACT

ER

ISTICS

(cont)

C

h

aracteristic



Ι



Performan

ce

R

e

q

uirement



C

h

aracteristic



I



P

erformance

R

equiremen

t

Accuracy

R

eal

Time

L

eft

R

ig

h

t

b

la

nk

S

WEEP

R

AT

E

S

(cont)



S

WEEP

R

AT

E

S

(cont)

5μ

s/

d

iv

to

10

p

s/

d

iv

using

t

he

50

μ

s

to

50

n

s

Time

P

osition

R

anges

.

W

it

h

in

3%

ο

.

7S11

Ι

7S11

Ι

7

Τ

11

Ι

7

Μ

11

7

Α

--

Ι

7S11

Ι

7

Τ

11

Ι

7B--

On

5

ms

5

ms/

d

iv

to

.1

μ

s/

d

iv

usi

ng

t

he

50



TIME

POS

ms

to

.5

ms Time

P

ositio

n R

a

n

ges

.



RNG

Plug-in

Co

n

fig

u

ratio

n

7S11

Ι

7S11

Ι

7Τ

11

VER

TICA

L

M

OD

E

Accuracy

On

50

ms

TIME

POS

RNG

Ι

=

Η

~

Η

ΓΙ

L

Ι

1~1

Fig

.

1-

2

.

Several

plug-i

n con

fig

u

ratio

n

s

usi

ng

t

h

e

7711

a

nd

α

7000-series

oscillosco

pe

.

W

it

h

in

3%

ο

,

beginning

250

μ

s

after

un

delaye

d

sweep

start

.

W

it

h

in

3%

ο

,

beginning

25

μ

s

after

und

elaye

d

swee

p

start

.

M

ai

n

frame

Switching

HOR

IZO

N

TA

L

M

OD

E

LEF

T

A

L

T

ADD

CHO

P R

IG

H

T

11



Α



A

L

T

C

H

O

PΒ

Χ

Γ

~-

Η

Ι

Η

ΕΧΤ

HF

SY

N

C

*Sinewave

Triggering

C

h

aracteristic



Ι



Performance

R

eq

uirement



C

h

a

r

acteristic



I



Perfo

r

mance

R

e

qu

iremen

t

VA

R

IA

BLE

(

ΤΙΜΕ

/DI

V

)

R

ange

Input

R

esistance

ΕΧΤ

50

Ω

ΕΧΤ

1

ΜΩ

I

n

ternal

Specification-7T11

ELE

CT

R

ICA

LC

H

A

R

ACT

ER

ISTICS

(cont)



ELE

CT

R

ICA

L

CH

A

R

ACT

ER

ISTICS

(cont)

On

0

.5

ms

TIME

POS

RN

G

Sensitivity

R

an

ge

E

xternal

Χ

1

Trig

Amp

Χ

10

Trig

Amp

50

Ω

I

n

pu

t

Sensitivity

R

a

n

ge

Χ

1

Trig

Am

p

Χ

10

Trig

Am

p

Safe

Overload

REV

.

Β

,

S

EP

T

.

1977

S

WEEP

R

AT

E

S

(cont)



T

R

IGG

ER

I

NG

(co

n

t)

W

it

h

in

3

°

/

ο

,

begi

nn

ing

2

.5,

μ

s

after

undelayed

sweep

start,

or

after

500

ns

from

start

of displaye

d

portion

of

sweep

.

Does

not

inclu

de

100

ns/

div

an

d

200

ns/

d

iv

p

ositions

.

E

xte

n

ds

fastest

sweep

rate

to at

least

4

ps/

d

iv

.

P

ermits

increasing

t

h

e

spee

d

of

all

sweep

rates

to at

least

2

.5

times

t

he

calibrate

dsp

ee

d

.

T

R

IGG

ER

I

NG

50

Ω

with

i

n

10%

.

1

ΜΩ

wit

h

i

n

5%

.

1

ΜΩ

wit

h

in

5%

.

1

ΜΩ

In

p

ut

HFSY

N

C

I

n

put

Safe

Overload

Display

J

itter

Sensitivity

R

a

n

ge

Χ

1

T

r

ig

Am

p

Χ

10

Trig

Am

p

Safe

Overload

Sensitivity

R

ange

125

m

V

to

1

V

Ρ

-

Ρ

at vertical

in-



50

Ω

a

n

d

1

ΜΩ

pu

t

(5

kH

z

to

500

MHz)

.



Tr

i

ggering

12

.5

m

V

to

1

V

Ρ

-

Ρ

at

vertical

in-

p

u

t

(5

kH

z

to

50

MHz)

.

*NOTE

Trigger

circuits

will

operate

to

DC

with

pulse

triggering,

except

for

HF

SY

NC

.

12

.5

mV

to

2

V

(

Ρ

-

Ρ

),

DC

to

1

G

H

z

.

1

.25

mV

to

2

V

(

Ρ

-

Ρ

),

1

kH

z

to

50

MHz

.

2

V

(DC

+peak

AC)

.

Sequ

ential

Mode

R

and

omMo

d

e

HF

SY

NC

R

an

d

om

or

Se

qu

ential

Mode

12

.5

mV

to2

V

(P-P),

DCto100

MH

z

.

1

.25

m

V

to

2

V

(P-P),

1

kH

z

to

50

MH

z

.

100

V

DC

or

100

V

(P-P)

to

1

kH

z

;

derate

d6

d

B

/octave

above

1

kH

z

to

5

V

(P-P)

.

10

m

V

to

500

m

V

(pea

k

-pea

k

)

at

1

G

H

z

;

200

m

V

to

500

mV

(pea

k

-

p

ea

k

)

at

12

.4

G

H

z

.

2

V

(

peak

-pea

k

)

.

10

ps

or

less

at

fastest

S

WEEP

R

A

N

G

E p

osition

(f

u

lly

CC

W

) ;

0

.4

d

ivisions

or

less

at

remaining

six

positions

of

S

WEEP

R

AN

G

E

;

measureme

n

ts

ma

d

e

un

d

er

o

p

ti-

mum

trigger

con

d

itions

.

30

p

s

or

less

at

fastest

S

WEEP

RANGE

p

ositio

n

(f

u

lly

CC

W

) ;

one

division

or

less

at

remaining

six

p

ositions

of

S

WEEP

R

A

N

G

E

;

meas

u

reme

n

ts

made

un

d

er

opti-

m

u

m

trigger

con

ditio

n

s

.

20

p

s

or

less

wit

h

α12

.4

GH

z,

200

m

V

(

p

ea

k

-pea

k

)

signal

;

measure

d

under optimu

m

trigger

conditions

.

Specification-7T11

ELE

CT

R

ICA

L

C

H

A

R

ACT

ER

ISTICS

(cont)



ELE

CT

R

ICA

L

C

H

A

R

ACT

ER

ISTICS

(cont)

C

h

a r

acte

r

istic



Pe

r

formance

R

e

q

uirement



C

h

aracte

r

istic

_~



P

erformance

R

e

q

uirement

PUL

S

E

OU

T

(i

n

to

50

Ω

)

Am

p

litu

de

R

isetime

Trigge

r

K

ic

kout

M

i

n

imum

Trigge

r

R

ate

in

R

AN

DO

M

M

ode

Sca

nR

ate

REPETITIVE

SCA

N

Deflectio

n

F

actor

S

WEEP

CA

L

TR

IGG

ER

I

N

G

(co

n

t)



H

OR

IZO

N

TA

L

D

EFLE

CTIO

N

SYST

E

M

(cont)

Positive-goi

n

g

p

ulse

of

at

least

400

mV

.

2

.5

ns or

less

.

±2

m

V

or

less

into

50

Ω

(except

HF SY

N

C)

.

100

Hz

.

SL

O

W

R

A

MP

G

ENER

ATO

R

Conti

n

uously

varia

b

le

from

less

t

han 2

sweeps/sec

:

to

at

least

40

sweeps/sec

.

H

O

R

IZO

N

TA

L

D

EFLECTIO

N

SYST

EM

Pe

r

mits

a

d

j

ustment

of

d

eflection

factor

fo

r

all

7000-se

r

ies

main-

frames

.

EXT

ERN

A

L

I

NPU

T

In

p

ut

R

esistance

Deflection

Factor

Maximum

In

p

ut

Voltage

S

WEEP

O

UT

Dimensio

n

s

Heig

h

t

W

i

dth

Len

gt

h

(incl

ud

i

n

g

fro

n

t

p

anel

kn

obs

an

d

rea

r

co

nn

ecto

r

)

Constructio

n

Accessories

100

k

Ω

with

i

n

10%

.

Contin uou

sly

varia

b

le

from

10

V

to

1

V/

d

iv

.

100

V

(DC

+

peak

AC)

.

+5

V

to-5

V

ME

C

H

A

N

ICA

L

C

H

A

R

ACT

ER

ISTICS

-5

inc

h

es

.

-2'/

α

inc

h

es

.

14'/2

i

nch

es

.

Alumi

nu

m

alloy

ch

assis

wit

h e

p

oxy

laminated

circuit

boar

d

s

.

Front

panel

is

anod

ize

d

aluminum

.

An

illustrated

list

of

t

h

e

accesso

r

ies

su

pp

lied

with

t

he 7

Τ

11

is

at

t

he

end

of

t

he

M

ec

h

a

n

ical

Pa

r

ts

L

ist

p

ullout

p

ages

.