CFG253
Performance Verification & Adjustment Procedures
Page 2 of 19
Procedure #: CP1005 Revision: A
CFG253 PERFORMANCE VERIFICATION PROCEDURE
CONTENTS:
Preparation
3
Check DC Offset
3
Check Main Output Amplitudes
4
Square Wave Overshoot, Rise/Fall Time
6
Check Square Wave Duty Cycle
7
Sync (TTL) Output
8
Sine Wave Distortion
9
Frequency Dial Accuracy
9
INTRODUCTION
To ensure instrument accuracy, check its performance after every 2000 hours of operation or
once each year if used infrequently.
The instrument case does not have to be removed for the Performance Check procedure. All
necessary controls and connectors are accessible from the outside.
Test Equipment:
Requirement:
Example:
Test Oscilloscope
5mV-5V/Div, 50nS/Div
Tek TDS210
Frequency Counter
> 3MHz, < 1 %
Tek CMC251
Distortion Analyzer
100KHz
AA501A
Coax Cable
50 ohm
P/N 012-0057-01
50 Ohm Terminator
P/N 011-0049-01
