CBS laboratories 4100 Manuale

JANUARY

1974

/■

OPERATING

AND

MAINTENANCE

INSTRUCTIONS

Models,

4100,4

Volumax

(^0U)

l^y

L/J

lA-

3>-2.7-

700

C7<23)

TS7-/4

PROFESSIONAL

PRODUCTS

CBS

LABORATORIES

Division

Columbia

Broadcasting

System,

Inc.

Stamford,

Connecticut

0 905

TABLE

CONTENTS

Section

Title

P ge

2-1

2-4

2-7

1-1

1-2

1-5

1-6

4-1

4-3

4-5

4-6

4-8

4-9

3-1

3-4

INTRODUCTION

Gener l

Function l

Description

Physic l

Description

W rr nty

Service

Rep ir

Specific tions

OPERATIONAL

SET-UP

Gener l

Set-Up

Stereo

Volum x

Unit

Set-Up

Mon ur l

Volum x

Unit

Proof-of-Perform nce

Me surements

MAINTENANCE

Gener l

Troubleshooting

G in

Meter

Circuit

Troubleshooting

Input

Section

(Bo rd

A5)

Troubleshooting

High

Frequency

Control

Section

(Bo rd

A4)

Troubleshooting

Output

Section

(Bo rd

A5)

Troubleshooting

AGC

Section

(Bo rd

A3)

Test

Adjustment

Procedures

5-1

5-3

5-4

THEORY

OPERATION

Gener l

Input

Section

(Bo rd

A5)

AGC

Amplifier

(Bo rd

A3)

High

Frequency

Processor

(Bo rd

A4)

Output

Section

(Bo rd

A5)

Power

Supply

(Bo rd

A3)

INSTALLATION

Unp cking

Mech nic l

Inst ll tion

Oper tion

Consider tions

Power

Source

Electric l

Connections

III

3-1

3-2

3-3

3-4

1-1

1-2

1-3

1-4

1-5

1-6

2-1

2-2

2-3

2-4

4-1

4-2

4-3

4-4

4-5

4-6

5-1

5-2

5-3

5-4

5-5

5-6

5-7

5-5

5-9

TABLE

CONTENTS

(cont)

Section

P ge

Title

7-1/7-2

•

VII

DRAWINGS

LIST

ILLUSTRATIONS

Fig.

No.

Title

P ge

1-3

1-4

3-0

3-1

Volum x

Controls

5-0

5-1

2-2

2-3

2-5

2-6

2-1

2-2

2-3

4-1

4-2

Volum x

Autom tic

Pe k

Controller

Are

Potenti l

Overmodul tion

(75-ps

Pre-Emph sis

Curve)

Di gr m

Oscilloscope

Photos

Showing

Audio

Pe k

Levels

Cymb l

Cl sh

with



out

Pre-

Emph sis

Simplified

Block

Di gr m,

Volum x

Model

4100

Outline

Dr wing

(Sheet

Sheets)

Outline

Dr wing

(Sheet

Sheets)

Typic l

Volum x

Inst ll tion

Block

Di gr m

Typic l

Attenu tor

for

Volum x

Input

Line

(Schem tic

Di gr m)

Volum x

Block

Di gr m

Volum x

Amplitude

Response

Loc tions

Circuit

Bo rds

Ch ssis

P rts

Volum x

Unit

1-1

1-3

4-0

4-4

1-1

1-2

PARTS

LISTS

Gener l

Resistors

Diodes

Tr nsistors

M nuf cturers'

N me

Abbrevi tions

M in

Assembly

(Model

4110

4100)

High

Frequency

Processor

Bo rd

Input-Output

Bo rd

Power

Supply

AGC

Bo rd

Front

P nel

Assembly

(Model

4110

4100)

6-1

6-2

6-3

6-4

6-5

6-6

6-7

6-8

6-9

6-1

6-2

6-3

6-4

6-7

6-10

6-13

LIST

ILLUSTRATIONS

(cont)

Title

Fig.

No-

P ge

7-7/7-8

7-3

7-9/7-10

7-4

LIST

TABLES

T ble

No.

Title

P ge

iii

5-2

5-3

5-4

5-1

5-2

5-3

7-1

7-2

Volum x,

Intern l

Interconnections

High

Frequency

Processor

Bo rd

A4,

Schem tic

P rts

Loc tion

Di gr ms

Input-Output

Bo rd

A5,

Schem tic

P rts

Loc tion

Di gr ms

Power

Supply-AGC

Bo rd

A3,

Schem tic

P rts

Loc tion

Di gr ms

Complete

Test

Setup

for

Mon ur l

Model

4100

Complete

Test

Setup

for

Stereo

Model

4110

Att ck

Time

Test

W veform

Power

Supply

Volt ges

Typic l

Volt ges

Volum x

M inten nce

Tests

Adjustments

5-27

5-28

5-29

7-3/7-4

7-5/7-6

5-7

5-11

SECTION

INTRODUCTION

1-1.

GENERAL

This

m nu l

provides

instructions

for

the

CBS

L bor tories

Model

4100

trollers.

These

instruments

h ve

been

designed

for

use

bro dc st



ing

pplic tions

which

the

use

pre-emph sis

m nd tory.

Either

instrument

will

en ble

the

full

modul tion

c p bility

the

tr nsmitter

utilized

with

risk

overmodul tion.

repl ces

limiter

clipper

th t

m y

now

use.

When

used

with

SCA**

systems,

prevents

crosst lk

c used

overmodul tion

from

entering

into

dj cent

ch nnels.

should

oper ted

with

well-controlled

udio

input

levels

such

provided

the

CBS

L bor tories

Audim x*

utom tic

level

control.

•

C®'

Figure

1-1.

Volum x

Autom tic

Pe k

Controller

1-1

VOLUMAX

CBS

L bor tories

Tr dem rk

Subc rrier

Authoriz tion

(Mon ur l)

Model

4110

(Stereo)

Volum x*

utom tic

udio

pe k

con-

INTRODUCTION

1-2.

FUNCTIONAL

DESCRIPTION

The

Models

4100

4110

l te

designs

b sed

the

found tion

est blished

the

e rlier

Model

410

Volum x

unit.

They

extend

the

origin l

technology

yield

cle ner,

brighter

sound

while

still

ret ining

bsolute

protection

g inst

overmodul tion.

very

f mili r

problem

bro dc sting

c used

the

m nd tory

75-ps

pre-emph sis

curve

(fig.

1-2).

This

long

est blished

requirement

the

FCC

for

the

improvement

the

over ll

sign l-to-noise

r tio.

the

time

the

bro dc sting

st nd rds

were

dopted,

the

long-term

ver ge

spectr l

distribution

music

sign ls

showed

ste dy

decline

with

frequency

bove

000

Hz.

This

me nt

th t

high-frequency

pre-emph sis

with

subsequent

de-emph sis

the

receiver

could

employed

improve

the

over



ch nges

recording

techniques

conjunction

with

soci l

ch nges

music l

style

h ve

led

incre sing

problems

with

the

overmodul tion

c used

high-

mplitude

high-frequency

progr m

sign ls.

The

Volum x

unit

solves

this

problem

uniquely

qu druple- ction

independently

processed

over ll,

inst nt neous,

fin l

limiting

used

PHYSICAL

DESCRIPTION

1-3.

The

Models

4100

4110

Volum x

units

housed

the

s me

new

slimline

p ck ges

the

CBS

L bor tories

Audim x

Volum x

units.

1-2

ssure

th t

overmodul tion

will

occur.

See

lso

figures

1-3

1-4.

sign l-to-noise

r tio.

However,

recent

ye rs,

improvements

other

control.

Low-,

middle-,

high-frequency

portions

the

progr m

w ve

INTRODUCTION

MODULATION

800%

400%

200%

100%

20000

1-3

Figure

1-2.

Are

Potenti l

Over



modul tion

(75-ps

Pre-Emph sis

Curve)

100

1000

INTRODUCTION

9dB

pre-emphasis

OdB

bove

5KHz

below

5KHz

1-4

Figure

1-3.

Di gr m

Oscilloscope

Photos

Showing

Audio

Pe k

Levels

Cymb l

Cl sh

with

without

Pre-Emph sis

Figure

1-4.

Simplified

Block

Di gr m,

Volum x

Model

4100

active

filters

high

frequency

processor

Summation

Network

low

frequency

control

pre



emphasis

dynamic

frequency

compensator

final

limiting

INTRODUCTION

This

p ck ge

requires

only

1-3/4

inches

height

st nd rd

19-inch

r ck

circuitry

function lly

p ck ged

three

circuit

bo rds

the

mon ur l

equipped

with

ppropri te

test

points

speed

the

process

m inten nce

tests

troubleshooting

procedures.

The

entire

unit

slides

forw rd

r ck

slides

for

e sy

servicing

without

disconnections

from

the

tr nsmitting

system.

Front

p nel

controls

conveniently

rr nged

nd,

the

stereo

unit,

grouped

ccording

ch nnel--

left

ch nnel

controls

the

left

the

unit

right

ch nnel

controls

the

right

the

unit.

front

p nel

meter

indic tes

the

rel tive

degree

g in



duction.

The

unit

c n

oper ted

from

either

115-volt

230-volt

single-ph se

50-

60-Hz

power

source.

delivery,

the

unit

wired

for

115-volt

oper -

Wiring

ch nges

for

230-volt

oper tion

expl ined

p r gr ph

2-3.

tion.

1-4.

WARRANTY

st nd rd

w rr nty

c rd

h s

been

included

with

your

Volum x

unit.

v lid te

your

w rr nty,

complete

return

the

postc rd

section

CBS

L bor tories

soon

possible.

SERVICE

AND

REPAIR

1-5.

there

difficulty

oper ting

m int ining

your

Volum x

unit,

c ll

your

loc l

uthorized

distributor

from

whom

you

origin lly

purch sed

the

1-5

unit.

you

not

know

the

n me

ddress

your

loc l

distributor,

c ll

Volum x

model

five

circuit

bo rds

the

stereo

model.

Both

models

18-1/2

inches

depth

behind

the

front

p nel.

The

reli ble

solid-st te

INTRODUCTION

CBS

L bor tories,

Profession l

Products

Dep rtment,

St mford,

Conn.,

06905,

telephone

(203)

327-2000.

1-6.

SPECIFICATIONS

Input

imped nce

Output

imped nce

-22

dBm

Input

level

dBm

M ximum

output

level

Frequency

response

H rmonic

distortion

Att ck

time

Recovery

time

Sign l-to-noise

r tio

Gre ter

th n

Within

1/2

Amplitude

Ph se

Within

degrees

+55°C

(+130°F)

1-6

Tr cking

ccur cy

(stereo

model):

M ximum

oper ting

temper ture

±1

dB,

15,

000

below

limiting

threshold.

V ri ble

function

level

bove

limiting

threshold,

re ching

the

75-p.s

de-emph sis

ch r cteristic

±1

m ximum

level

600

ohms,

b l nced

unb l nced;

kilohms

150

ohms

v il ble

request

Between

ms,

depending

progr m

w veform

200

(low

frequencies)

(middle

frequencies)

less

(high

frequencies)

600

ohms,

flo ting

single

ended;

150

ohms

v il ble

request

Less

th n

1%,

below

threshold

limiting,

15,

000

Altri manuali per 4100

Questo manuale è adatto per i seguenti modelli

Indice

Altri manuali CBS laboratories compressore d'aria

CBS laboratories

CBS laboratories 4100 Manuale

Manuali compressore d'aria popolari di altre marche

Sparmax

Sparmax DC-25XR Manuale utente

KAESER

KAESER M122 Manuale utente

GMC

GMC GAC1500 Manuale utente

Briggs & Stratton

Briggs & Stratton Air Compressor Manuale utente

Fini

Fini F3GST2TK Manuale utente

Industrial Air

Industrial Air CP1580325 Manuale di programmazione

Campbell Hausfeld

Campbell Hausfeld RP3300 Guida rapida

Ingersoll-Rand

Ingersoll-Rand UP6 20 HP Manuale utente

Hitachi

Hitachi EC99S Manuale dell'operatore

Parkside

Parkside PKO 270 A1 Manuale utente

Sullair

Sullair 185 Manuale utente

Clas Ohlson

Clas Ohlson QIE-ZTH-15 Manuale utente

Ferm

Ferm CRM1046 Manuale utente

BE AC153 Manuale utente

RIDGID

RIDGID OF25150A Manuale utente

Johnson Controls

Johnson Controls QUANTUM LX Manuale

Sears

Sears Craftsman 919.167463 Manuale utente

Ring Automotive

Ring Automotive RAC700 Manuale utente