Tektronix CFG250 User manual
TEK
OPERATOR'S MANUAL
070-6738-00
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--'
't
CFG250
FUNCTION
GENERATOR
COMMITTED
TO EXCELLENCE
TEK
070-6738-00
PRODUCT GROUP 46
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-
CFG250
FUNCTION
GENERATOR
OPERATOR'S
MANUAL
Please Check for
CHANGE
INFORMATION
at the Rear
of
This Manual
First Printing November 1987
COMMITTED
TO
EXCElLENCE
Copyright ©1987 Tektronix, Inc. All rights reserved. Contents
of this publication
may
not
be
reproduced
in any
form
without
the written permission
of
Tektronix, Inc.
Products
of
Tektronix, Inc. and its subsidiaries are
covered
by
U.S. and foreign patents issued and pending.
TEKTRONIX, TEK, SCOPE-MOBILE,
a~d
i!
are registered
trademarks
of
Tektronix, Inc.
Printed
in
Hong Kong. Specification and price change privileges
are reserved.
INSTRUMENT SERIAL NUMBERS
Each
instrument
has aserial
number
on apanel insert, tag,
or
stamped
on the chassis. The first
number
or
letter designates
the
country
of
manufacture.
The last five digits
of
the serial
num-
ber
are assigned sequentially and are unique to each instru-
ment.
Those
manufactured
in
the United States have six unique
digits. The
country
of
manufacture
is identified as follows:
BOOOOOO
Tektronix,
Inc.,
Beaverton, Oregon,
U.S.A.
HK00001 Hong Kong
100000 Tektronix Guernsey,
Ltd.,
Channel Islands
200000 Tektronix United Kingdom,
Ltd.,
London
300000 Sony/Tektronix, Japan
700000 Tektronix Holland, NV, Heerenveen,
The Netherlands
-
Certificate
of
the Manufacturer/Importer
We
hereby certify that the
CFG250
FUNCTION
GENERATOR
AND
ALL
INSTALLED
OPTIONS
complies with the
RF
Interference Suppression requirements
of
Amtsbl.-Vfg 1046/1984.
The German Postal Service was notified that the equipment is being
marketed.
The German Postal Service has the right
to
re-test the series and to
verify that it complies.
TEKTRONIX
Bescheinigung des Herstellers/lmporteurs
Hiermit wird bescheinigt, daB der/die/das
CFG250
FUNCTION
GENERATOR
AND
ALL
INSTALLED
OPTIONS
in
Ubereinstimmung mit den Bestimmungen der Amtsblatt-Verfugung
1046/1984 funkentstort ist.
Der Deutschen Bundespost wurde das Inverkehrbringen dieses Gerates
angezeigt und die Berechtigung zur UberprufUng der Serie auf Einhalten
der Bestimmungen eingeraumt.
TEKTRONIX
NOTICE to the user/operator:
The German Postal Service requires that Systems assembled
by
the
operator/user of this instrument must also comply with Postal
Regulation, Vfg. 1046/1984,
Par.
2,
Sect.
1.
HINWEIS
fUr
den Benutzer/Betreiber:
Die
vom Betreiber zusammengestellte Anlage, innerhalb derer dies
Gerat eingesetzt wird, muB ebenfalls den Voraussetzungen nach Par.
2,
Zift. 1der Vfg. 1046/1984 genugen.
NOTICE to the user/operator:
The
German Postal Service requires that this equipment, when used
in
a
test setup, may only
be
operated if the requirements of Postal
Regulation, Vfg. 1046/1984,
Par.
2,
Sect.
1.7.1
are complied with.
HINWEIS
fUr
den Benutzer/Betreiber:
Dies
Gerat dart
in
MeBaufbauten nur betrieben werden, wenn die
Voraussetzungen des
Par.
2,
Zift.
1.7.1
der Vfg. 1046/1984 eingehalten
werden.
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CONTENTS
Page
List of Illustrations
ii
List of Tables
ii
The CFG250 2MHz Function Generator,
abrief description iii
SECTION
1-PREPARATION
FOR USE
1.O-Operator'sSafety Summary 1-1
1.1-Line
Voltage Selection
1-4
1.2-Grounding the Equipment
1-4
1.3-Fuses
.........
..
1-4
SECTION
2-0PERATION
2.00-Front
Panel Organization 2-1
2.05-Controls,
Connectors, and Indicators
2-2
2.10-Rear
Panel Organization
2-4
2.
11-Controls
Connectors, and Indicators
2-5
2.20-Functions
and Applications
2-6
2.21-Sine
Wave
2-6
2.22-Square
Wave
2-7
2.23-Sawtooth
Wave
2-8
2.24-
TTL
2-9
2.25-Sweep
Output
2-9
2.26-Voltage
Controlled External Sweep Input
2-9
SECTION 3-SPECIFICATIONS
3.1-General Characteristics 3-1
3.2-Electrical
Characteristics
3-3
CFG250
Operator's
Page
SECTION
4-0PERATOR
MAINTENANCE
SECTION
5-BASIC
THEORY OF OPERATION
SECTION
6-GLOSSARY
OF
TERMS
LIST OF ILLUSTRATIONS
Figure
2-1.
Front Panel 2-1
Figure
2-2.
Rear Panel
2-4
Figure
2-3.
Output Test Configuration
2-7
Figure
5-1.
Circuit Block Diagram 5-1
LIST OF TABLES
Table
2-1.
Waveform
chart
for
symmetry
and invert controls
2-3
ii
CFG250
Operator's
THE
CFG250
2
MHz
FUNCTION
GENERATOR
The TEKTRONIX CFG250 2MHz
FUNCTION
GENERATOR
pro-
duces sine, square and sawtooth waves and
TTL
signals. Its ap-
plications include testing and calibration of audio, ultrasonic, and
servo systems. The CFG250's sweep function can be internally
controlled
or
controlled with an external
DC
level. Duty cycle,
DC
offset, sweep rate, sweep width and amplitude are controlled by
the operator. The CFG250 has an output
frequency
range of
0.2
Hz
to
2MHz.
The TEKTRONIX CFG250 has alocking, multi-position handle
that folds under
the
instrument
to
allow stacking with other in-
struments
of
the
same
series. The instrument is delivered with a
power
cord
and an
Operator's
manual.
Should you need
more
information about your CFG250 2MHz
Function Generator
or
other Tektronix products:
contact
the
nearest Tektronix Sales Office
or
Distributor, consult the
Tektronix
product
catalog,
or
in
the
U.S.,
call the Tektronix
National Marketing Center.
CFG250
Operator's
iii
SECTION
1
PREPARATION
FOR USE
CFG250
Operator'S
Preparation for
Use
OPERATOR'S
SAFETY
SUMMARY
The
general safety information in this
part
of
the
summary
is for
both operating
and
service personnel. Specific warnings and cau-
tions wili be found throughout the
manual
where they apply
and
do not appear in this summary.
Terms Used
In
This Manual
CAUTION
statements
identify conditions
or
practices that could
result in
damage
to
the
equipment
or
other property.
WARNING
statements
identify conditions
or
practices that could
result in personal injury
or
loss of life.
Terms
As
Marked
on
Equipment
CAUTION indicates apersonal injury hazard that is not immedi-
ately accessible as one reads the markings.
or
ahazard
to
prop-
erty. including
the
equipment
itself.
DANGER
indicates apersonal injury hazard immediately accessi-
ble as one reads the marking.
Symbols
In
This Manual
This symbol indicates where applicable cautionary
or
other
information is
to
be found.
CFG250
Operator's
1-1
Table of contents
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