Tektronix CFG250 Operator's Manual

TEK

OPERATOR'S MANUAL

070-6738-00

CFG250

-

FUNCTION

GENERATOR

-

--'

't

COMMITTED

TO EXCELLENCE

TEK

070-6738-00 PRODUCT GROUP 46

CFG250

FUNCTION

OPERATOR'S

GENERATOR

MANUAL

-

First Printing November 1987

Please Check for

CHANGE

at the RearofThis Manual

INFORMATION

COMMITTEDTOEXCElLENCE

may

not

be

reproduced

of

Tektronix, Inc.

in any

form

without

Products U.S. and foreign patents issued and pending.

TEKTRONIX, TEK, SCOPE-MOBILE, trademarksofTektronix, Inc.

Printed are reserved.

of

Tektronix, Inc. and its subsidiaries are

a~d

i!

in

Hong Kong. Specification and price change privileges

covered

are registered

INSTRUMENT SERIAL NUMBERS

Each

instrument stamped the

ber ment. digits. The

on the chassis. The first

countryofmanufacture.

are assigned sequentially and are unique to each instru-

Those

BOOOOOO

has a serial

manufacturedinthe United States have six unique

countryofmanufacture

Tektronix,

number

The last five digitsofthe serial

Inc.,

Beaverton, Oregon,

on a panel insert, tag,

numberorletter designates

is identified as follows:

U.S.A.

by

or

num-

HK00001 Hong Kong

100000 Tektronix Guernsey,

200000 Tektronix United Kingdom,

300000 Sony/Tektronix, Japan

700000 Tektronix Holland, NV, Heerenveen,

The Netherlands

Ltd.,

Channel Islands

Ltd.,

London

Certificateofthe Manufacturer/Importer

We

hereby certify that the

AND

complies with the Amtsbl.-Vfg 1046/1984.

The German Postal Service was notified that the equipment is being marketed.

RF

CFG250

ALL

INSTALLED

Interference Suppression requirements

FUNCTION

OPTIONS

GENERATOR

of

-

The German Postal Service has the right verify that it complies.

TEKTRONIX

to

re-test the series and to

Bescheinigung des Herstellers/lmporteurs

Hiermit wird bescheinigt, daB der/die/das

GENERATOR

in

Ubereinstimmung mit den Bestimmungen der Amtsblatt-Verfugung

AND

ALL

CFG250

INSTALLED

FUNCTION

OPTIONS

1046/1984 funkentstort ist.

Der Deutschen Bundespost wurde das Inverkehrbringen dieses Gerates angezeigt und die Berechtigung zur

der Bestimmungen eingeraumt.

TEKTRONIX

UberprufUng der Serie auf Einhalten

NOTICE to the user/operator:

by

The German Postal Service requires that Systems assembled operator/user of this instrument must also comply with Postal

Regulation, Vfg. 1046/1984,

Par.2,Sect.

1.

the

HINWEIS Die

Gerat eingesetzt wird, muB ebenfalls den Voraussetzungen nach Par. Zift. 1 der Vfg. 1046/1984 genugen.

NOTICE to the user/operator: The

test setup, may only Regulation, Vfg. 1046/1984,

HINWEIS Dies

Voraussetzungen des

werden.

fUr

den Benutzer/Betreiber:

vom Betreiber zusammengestellte Anlage, innerhalb derer dies

German Postal Service requires that this equipment, when usedina

be

operated if the requirements of Postal Par.2,Sect.

fUr

den Benutzer/Betreiber:

Gerat dartinMeBaufbauten nur betrieben werden, wenn die

Par.2,Zift.

1.7.1

are complied with.

der Vfg. 1046/1984 eingehalten

2,

CONTENTS

Page

List of Illustrations List of Tables The CFG250 2 MHz Function Generator,

a brief description

SECTION

1.O-Operator' s Safety Summary 1-1

1.1-Line

1.2-Grounding the Equipment

1.3-Fuses

SECTION

2.00-Front

2.05-Controls,

2.10-Rear

2.

2.20-Functions

2.21-Sine

2.22-Square

2.23-Sawtooth

2.24-

2.25-Sweep

2.26-Voltage

1-PREPARATION

Voltage Selection

2-0PERATION

Panel Organization 2-1

Panel Organization

11-Controls

Wave

TTL

FOR USE

Connectors, and Indicators

and Applications

Wave

Output

Controlled External Sweep Input

1-4 1-4

. . . . . . . . ...1-4

2-2 2-4 2-5 2-6 2-6

2-7 2-8 2-9 2-9 2-9

ii

iii

SECTION 3-SPECIFICATIONS

-

3.1-General Characteristics 3-1

3.2-Electrical

CFG250

Characteristics

Operator's

3-3

Page

SECTION

LIST OF ILLUSTRATIONS

Figure Figure Figure Figure

LIST OF TABLES

Table

4-0PERATOR

5-BASIC

6-GLOSSARY

2-1.

Front Panel 2-1

2-2.

Rear Panel

2-3.

Output Test Configuration

5-1.

Circuit Block Diagram 5-1

2-1.

Waveform

THEORY OF OPERATION

chart

and invert controls

MAINTENANCE

OF

TERMS

for

symmetry

2-4 2-7

2-3

ii

CFG250

Operator's

THE

CFG250

GENERATOR

2

MHz

FUNCTION

The TEKTRONIX CFG250 2 MHz duces sine, square and sawtooth waves and plications include testing and calibration of audio, ultrasonic, and servo systems. The CFG250's sweep function can be internally

or

controlled offset, sweep rate, sweep width and amplitude are controlled by the operator. The CFG250 has an output

0.2

Hzto2 MHz.

The TEKTRONIX CFG250 has a locking, multi-position handle that folds under

struments power

Should you need Function Generator nearest Tektronix Sales Office Tektronix National Marketing Center.

controlled with an external

the

instrumenttoallow stacking with other in-

of

the

same

series. The instrument is delivered with a

cord

and an

product

Operator's

more

information about your CFG250 2 MHz

or

other Tektronix products:

catalog,

FUNCTION

manual.

or

orinthe

GENERATOR

TTL

signals. Its ap-

DC

level. Duty cycle,

frequency

contact

Distributor, consult the

U.S.,

call the Tektronix

pro-

DC

range of

the

CFG250

Operator's

iii

SECTION

1

PREPARATION

FOR USE

CFG250

Operator'S

Preparation for

Use

OPERATOR'S

The

general safety information in this

and

both operating

tions wili be found throughout the

do not appear in this summary.

Terms UsedInThis Manual CAUTION

result in

WARNING

result in personal injury

Terms

CAUTION indicates a personal injury hazard that is not immedi-

ately accessible as one reads the markings.

erty. including

statements

damagetothe

statements

As

Marked

service personnel. Specific warnings and cau-

on

the

equipment

SAFETY

manual

identify conditionsorpractices that could

equipmentorother property.

identify conditionsorpractices that could

or

loss of life.

Equipment

itself.

SUMMARY

partofthe

summary

where they apply

or

a hazardtoprop-

is for

and

DANGER

ble as one reads the marking.

Symbols

CFG250

indicates a personal injury hazard immediately accessi-

In

This Manual

This symbol indicates where applicable cautionary other

information istobe found.

Operator's

or

1-1

Preparation for Use

Symbols

~

As

Marked

DANGER

on

Equipment

- High Voltage

@ Protective ground (earth) terminal.

A ATTENTION - Refer

rh

Power Source

This does not apply ductors tective ground connection the power cord is essential

Grounding the Product

This power a properly wired input of the grounding safe operation.

Chassis ground.

product

cord.

or

is intendedtooperate

more

than 250 volts

or

between either supply

is grounded through the grounding To avoid electrical shock, plug the power cord into

receptacle

output terminals. A protective ground connection by way

conductorinthe power

to

Manual.

from

rms

between the supply con-

conductor

by

wayofthe grounding

for

safe operation.

before

connectingtothe product

a power source that

and ground. A pro-

conductor

cord

is essential for

of the

in

Danger Arising From

Upon loss of the

conductive parts (including knobs and controls that to be insulating) can render an electric shock.

1-2

Loss

of Ground

protective-ground

connection, all accessible

CFG250

may

Operator's

appear

Use

the

Proper

Preparation for Use

Power Cord

Use only the power cord and connector specified

for

your prod-

uct. Use only a power cord that isingood condition. For detailed information on power cords and connectors see

Figure

Use To avoid fire hazard, use only a fuse of the

and current rating as specifiedinthe parts list

Do

To

2-2.

the

Proper

Not Operate in Explosive

Fuse

Atmospheres

correct

for

voltage rating your product.

avoid explosion, do not operate this productinan

explosive

atmosphere.

Do

Not

Remove

To

avoid personal injury, do not remove the product covers

panels.

Do

CoversorPanels

not operate the product without the covers and pan-

els properly installed.

or

CFG250

Operator's

1-3

Tektronix CFG250 Operator's Manual

Specifications and Main Features

Frequently Asked Questions

User Manual