EasyManuals Logo

Rohde & Schwarz CMU200 Service Manual

Rohde & Schwarz CMU200
216 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Page #26 background imageLoading...
Page #26 background image
Manual Test Procedure CMU
1100.4903.82 1.12 E–4
TX Fixed Spurious Signals
Fixed spurious signals are checked.
Preparation: Test setup TX5, no external trigger.
Analyzer: Center = specified test frequency, RBW = 100 kHz, Span = 1 MHz.
Control: ½ Set CMU to connector RF3 OUT, specified setting frequency, specified level.
Test: The suppression of the signal is measured at the test frequency relative to the set
signal.
TX SSB Phase Noise
Preparation Test setup TX5, no external trigger
½ Connect spectrum analyzer or modulation analyzer to RF3 OUT.
Control: ½ Set CMU generator to specified RF frequency.
Output level at RF3 OUT 0 dBm,
Analyzer to specified center frequency,
Span = 50 kHz to 5 MHz, RBW = Span/500,
Noise measurement function.
Test ½ Measure the phase noise at the specified spacing from the carrier.
TX Residual FM
Preparation: Test setup TX5, no external trigger.
½ Connect spectrum analyzer or modulation analyzer to RF1.
Control: ½ Set CMU generator to the specified RF frequency.
Output level at RF1 –27 dBm, analyzer to specified center frequency, FM
demodulator.
Test: ½ The residual FM with the specified weighting is measured.
TX Residual AM
Preparation: Test setup TX5, no external trigger.
½ Connect spectrum analyzer or modulation analyzer to RF1.
Control: ½ Set CMU generator to specified RF frequency.
Output level at RF1 –27 dBm, analyzer to specified center frequency, AM
demodulator.
Test: ½ The residual AM with the specified weighting is measured.

Table of Contents

Questions and Answers:

Question and Answer IconNeed help?

Do you have a question about the Rohde & Schwarz CMU200 and is the answer not in the manual?

Rohde & Schwarz CMU200 Specifications

General IconGeneral
BrandRohde & Schwarz
ModelCMU200
CategoryTest Equipment
LanguageEnglish

Related product manuals