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Table of Contents

Overview
Description .................................................................................................................................. 1-1
Applications ................................................................................................................................. 1-1
Conventions used in this Manual ................................................................................................ 1-2

Safety Information
Operator Safety ........................................................................................................................... 2-1

Operation
Connecting the Probe to the Test Instrument ............................................................................. 3-1
Connecting the Probe to the Test Circuit ...................................................................................... 3-1
Probe Input Loading .................................................................................................................... 3-4
Grounding the Probe ................................................................................................................... 3-4
Selecting the Proper Range ........................................................................................................ 3-6
Operation with LeCroy Oscilloscopes ......................................................................................... 3-7
AP034 Use with the ADPPS Power Supply................................................................................... 3-8
Adding Offset ............................................................................................................................ 3-10
Autobalance .............................................................................................................................. 3-11
Designing Test Fixtures for the AP033 Probe ........................................................................... 3-12

Reference Information
Differential Mode and Common Mode ........................................................................................ 4-1
Differential Mode Range and Common Mode Range ................................................................... 4-1
Common Mode Rejection Ratio ................................................................................................... 4-2

Care and Maintenance
Cleaning ...................................................................................................................................... 5-1
Calibration Interval ...................................................................................................................... 5-1
Service Strategy .......................................................................................................................... 5-1
Troubleshooting .......................................................................................................................... 5-1
Trace Off Scale ................................................................................................................ 5-1


AP034-OM-E Rev D ISSUED: January 2000 LLL
$3 $FWLYH 3UREH


Incorrect Frequency Response ........................................................................................ 5-2
DC Errors ......................................................................................................................... 5-3
Poor Common Mode Rejection....................................................................................... 5-3
Returning a Defective Probe ....................................................................................................... 5-4
Replacement Parts ...................................................................................................................... 5-5
Matching Procedure for