Time Base Accuracy Test; Specification; Description; Equipment - Keysight Technologies E4417A Service Manual

2 Performance Tests

Time Base Accuracy Test

Specification

Electrical Characteristics
Frequency accuracy

Description

This test measures the accuracy of the power meter's time base frequency. Time
base frequency determines the accuracy of the sampling rate when making
measurements. Time base frequency is measured by attaching a frequency
counter to the Trig Out socket on the rear of the power meter then enabling test
mode from the service menu.

Equipment

– Frequency counter: Keysight 53132A.

Test Setup

Figure 2-9
58
Performance Limits
10 MHz ±0.01%
Power Meter (rear)
Trig out
Time Base Accuracy Test Setup
Keysight E4416A/E4417A Power Meters Service Guide
Frequency Counter