Remote control commands
R&S
®
RTO6
2477User Manual 1801.6687.02 ─ 05
24.21.2 I/Q data output
CHANnel<m>:
IQ:
DATA[:VALues]?................................................................................. 2477
CHANnel<m>:IQ:DATA:HEADer?.................................................................................. 2477
CHANnel<m>:IQ:DATA[:VALues]?
Returns the recorded I/Q data.
Suffix:
<m>
.
1..4
Selects the input channel.
In case of a complex input signal that requires two input chan-
nels, the results of sources Ch1 and Ch2 are identical, as well
as the results of Ch3 and Ch4.
Return values:
<Data> In-phase and and Quadrature floating values in interleaved
order
.
Example:
CHAN1:
IQ:DATA?
-9.6296054835E-005,
-1.5046258568E-006,
0.0001013283545,
1.5832555391E-006,
-0.00014297277085, -2.233616442E-006,
0.000192677413, 3.0105845781E-006,
-0.00020517286612, -3.2058260331E-006,
-0.002648930531, -4.1546467401E-005,
-0.0028401580639, -4.4135249482E-005,
-0.0028636774514, -4.4877564505E-005, ...
Usage: Query only
CHANnel<m>:IQ:DATA:HEADer?
Returns the header of I/Q data.
Table 24-18: Header data
Position Meaning Example
1 XStart, acquisition time before trigger, in s -5E-008 = - 50 ns
2 XStop, acquisition time after trigger, in s 5E-008 = 50 ns
3 Record length of the waveform in Samples 1000
4 Number of values per sample interval. For I/Q data
the result is 1.
1
Suffix:
<m>
.
1..4
Selects the input channel.
Example:
CHAN1:IQ:DATA:HEAD?
-5E-008,5E-008,1000,
1
I/Q software interface (option R&S RT
O6-K11)
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