RF Measurements CMU
1100.4903.12 6.62 E-10
Measured Values – Subsystem NPOWer?
The subsystem NPOWer? retrieves the results of the narrow-band power measurement (see general
information on p. 6.59).
READ[:SCALar]:NPOWer? Start single shot measurement and return results
FETCh[:SCALar]:NPOWer?
Read out measurement results (unsynchronized)
SAMPle[:SCALar]:NPOWer?
Read out measurement results (synchronized)
Returned values
Value range Def. value Def. unit FW vers.
Avg. Power of Current evaluation period,
Min. Power of Current evaluation period,
Max. Power of Current evaluation period,
Avg. Power ref. to the last stat. cycle,
Min. Power of the entire measurement,
Max. Power of the entire measurement
Frequency
–137 dBm to +53 dBm
–137 dBm to +53 dBm
–137 dBm to +53 dBm
–137 dBm to +53 dBm
–137 dBm to +53 dBm
–137 dBm to +53 dBm
10 kHz to 2.7 GHz
NAN
NAN
NAN
NAN
NAN
NAN
NAN
dBm
dBm
dBm
dBm
dBm
dBm
Hz
V3.07
Description of command
These commands are always queries. They start the NPOWer measurement and return the results. As the CMU
is capable of determining frequencies with an accuracy of 0.1 Hz, the frequency is returned in exponential rep-
resentation and with a 10-digit mantissa.
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