Tabor Electronics 5251, User Manual

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TE5251
User Manual
5-32
Test Results Pass Fail
4. Change sweep step to logarithmic and verify oscilloscope
exponential down waveform with properties as in 3 above
Test Results Pass Fail
Auxiliary
Counter/Timer
Operation
This tests the operation of the auxiliary counter/timer function. Note
that when you select the counter/timer function all other 5251
waveform generation are automatically purged and the instrument
operational mode is transformed to a stand-alone counter/timer.
Waveform generation is resumed as soon as the counter/timer
function is turned off.
Frequency
Equipment: Function Generator with at least 1 ppm accuracy
Preparation:
1. Configure the function generator as follows:
Frequency: As required by the test
Wave: Square
Amplitude 500 mV
2. Connect the function generator to the 5251 TRIG IN connector
3. Configure the 5251, as follows:
Auxiliary Function: Counter/Timer
Function: Frequency
Trigger Level:
0 V
Test Procedure:
1. Perform Frequency Measurement Accuracy tests using Table 18