HP 70427A User Manual page 512

14
Overview
Tests
Downconverter tests
Tunable source tests
Performance Tests
This chapter contains performance tests for the HP 70427A Downconverter
Module, HP 70428A Microwave Source Module, and the HP 70428A
Option 002 Microwave Source Module (Tunable Source) MMS modules.
The performance tests verify that the module meets the specifications listed
in chapter 9.
Performance tests 1 through 4 are common to all three modules. Tests 5
through 7 are for the downconverter, and tests 8 and 9 are for the tunable
source (HP 70428A Option 002).
Common tests
The following tests verify performance of the microwave source. They are
done on all three modules: HP 70427A, HP 70428A, and HP 70428A Option
002.
Test 1 - Maximum Output Power (μW LO)
Test 2 - Phase Noise and Spurs (μW LO)
Test 3 - AM Noise and Spurs (μW LO)
Test 4 - Comb line Spurs (μW LO)
The HP 70427A is tested by doing the four common tests and the following
tests:
Test 5 - Mixer Compression (IF)
Test 6 - Phase Noise and Spurs (IF)
Test 7 - AM Detector Noise Floor (AM NOISE)
The HP 70428A Option 002 is tested by doing the four common tests and
the following tests:
Test 8 - Phase Noise and Spurs (RF)
Test 9 - AM Noise and Spurs (RF)
HP 70427A/HP 70428A User's Guide 14-1