Chapter 1 Performance Tests

Test 5: Option 030/050/124 Channel 3 Frequency Sensitivity (HP

53131A/132A Only)

100 MHz to 2.5 GHz Sensitivity for HP 53131A/132A Option 030 only

1Set the HP 8663B Synthesized Signal Generator to output a

2500 MHz, 40 dBm sine wave, and connect the signal to Channel 3 of the Counter as shown in Figure 1-9.

1

HP 53131A/132A Counter

Frequency Standard

HP 8340B(switch set to EXT)

Sweep Oscillator

Output

Input

(rear panel)

HP 8663A

Synthesized Signal Generator

50Ω

Feedthrough

Ref. In (rear panel)

Channel 3

Output

N-to-BNC

Connector

Figure 1-9. Option 030/050/124 Channel 3 Frequency Sensitivity and Accuracy Test Setup

2 On the Counter, Press Run key.

Assembly-Level Service Guide

1-31

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HP 181A manual HP 53131A/132A Counter, Sweep Oscillator, HP 8663A Synthesized Signal Generator