R&S
®
CMU What’s New
1100.4984.12 0.1 E-4
What's New in this Revision...
This operating manual describes version V5.20 and higher of the R&S CMU base software including RF
and Audio measurements (option R&S CMU-B41), the IQ-IF interface (option R&S CMU-B17) and the
FM Stereo Transmitter (option R&S CMU-K14). The new features since firmware version 4.30 are listed
below.
New Features Description Refer to...
Audio extensions
(FW V4.30 / V4.50)
Total Harmonic Noise (THD) measurement
Stereo applications for Multitone and THD measurements
Chapter 4,
Audio Option (R&S CMU-B41)
Generator List Mode
(FW V4.51)
Generator can be confined to a sequence of steps within the
entire frequency list.
Chapter 4,
RF Measurements
Results report mode
(FW V4.51)
Display filter, selects only READ…? and FETCh…? commands
and results for display in the remote screen.
Chapter 5,
Indications during Rem. Control
Subarray commands
(FW V5.00)
Subarray commands can also return arithmetic mean values
(PAVG) and x-axis values for minima and maxima (XMINimum,
XMAXimum).
Chapter 5,
Retrieving Measurement Results
Version Manager
(FW V5.00)
Redesign and improvements in the Version Manager. Chapter 1,
R&S CMU Version Manager
Utility commands
(FW V5.00)
SYSTem:REBoot reboots the instrument
SYSTEM:REBoot:ERRor reboots the instrument when a non-
recoverable system error is encountered
Chapter 6,
System Commands
