Chapter 1 Performance Tests

Test 3: Channels 1 and 2 Frequency Sensitivity (HP 53131A/132A Only)

8Repeat steps 1 through 4 for Channel 1.9Record the actual reading in the Performance Test Record (Test 3, Line 4).

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200 MHz to 225 MHz Sensitivity for HP 53131A/132A

1Leave the signal generator connected to Channel 1. Change the signal generator settings to 225 MHz at 30 dBm.

2On the Counter, press Run key.

3Increase the power level by 0.1 dB steps until the Counter displays a stable reading of 225 MHz.

The Counter should read 225 MHz when the input signal level is ≤ −15.0 dBm (40 mVrms).

4Sweep the signal generator frequency from 225 MHz to 200 MHz.

The Counter should read frequencies from 225 MHz to 200 MHz when the input signal level is ≤ −15.0 dBm (40 mVrms).

5Record the actual reading in the Performance Test Record (Test 3, Line 5).

6Connect the signal generator to Channel 2.

7On the Counter, press Freq & Ratio key until Frequency 2 is displayed.

8Repeat steps 1 through 4 for Channel 2.

9Record the actual reading in the Performance Test Record (Test 3, Line 6).10Disconnect the test setup.

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Assembly-Level Service Guide