Residual spurious response, Residual spurious response -93, Test setup -93 – Anritsu Series MS278XB User Manual

Page 249: Test procedure -93

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Measurements

Operation Verification

MS278XB OM

5-93

Residual Spurious Response

The following test can be used to verify that the MS2781B meets Residual Spurious Response specifications.

Test Setup

Connect the equipment as shown in the figure below:

Test Procedure

1. Turn on both the MS2781B Signal Analyzer and warm up for one hour.
2. Press the Preset key on the MS2781B to reset the instrument to factory default state.
3. Set up the MS2781B as follows:

a. Frequency Span: 1 MHz
b. Sweep Type: Swept
c. RBW: 5 kHz
d. VBW: 200 Hz
e. Attenuation: 0 dB
f. Reference Level: –60 dBm
g. Trace Detector: Maximum

4. Set the MS2781B center frequency to the values listed in Table 5-13 and record the maximum

displayed trace level in the table for each frequency.

Figure 5-58. Equipment Setup for Residual Spurious Responses Test

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