19
1159A 1GHz Active Differential Probe
Calibration Testing Procedures
Calibration Testing Procedures
These procedures are used to test the warranted specifications for the 1159A
Differential probe. The recommended calibration test interval for the 1159A is
once a year. Use the equipment listed in the Test Equipment Required section
to complete the Testing Procedures.
1 Perform the steps listed in the “Preliminary Procedure” section on
page 19.
2 Perform the steps listed in the “Gain Accuracy Testing Procedure”
section on page 25.
3 Perform the steps listed in the “Test Offset” section on page 26.
4 Perform the steps listed in the “Test Differential Mode Range” section
on page 26.
5 Perform the steps listed in the “CMRR Test Introduction” section on
page 27.
Test Equipment Required
Preliminary Procedure
1
Turn on the oscilloscope, the 1159A, and the other test equipment.
Allow 30 minutes for all test equipment to warm up.
Description Minimum Requirements Part Number
Infinium Oscilloscope 1.5 GHz 54845A
Digital AC/DC Voltmeter DC: 0.1% accuracy
AC: 0.2% accuracy
200 mV @ 1 kHz
5 1/2 digit resolution
34401A
Function Generator Sine Wave and Square Wave output
waveforms
20 V
pp
into 1 M
70 Hz to 10 MHz
33120A
Sine Wave Generator 50 MHz to 1 GHz
BNC T E9625A
Probe Tip BNC Adapter 5063-2143
Calibration Fixture 01154-63801
High Frequency 10:1 Resistor
Divider Probe
500 1163A
10:1 Resistor Divider Probe
(provided with the 54845A)
10 M 1161A
Trimmer Tools
(included when attenuators are
purchased separately)
Flat blade 0.04” (1 mm) wide
Square Head 0.025” (0.635 mm) 5063-2196
Ω
Ω
Ω
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