Publication No. 980935 Rev. A
3152B User Manual
EADS North America Test and Services
Programming Reference 5-71
Modulated
Waveform Global
Control
Commands
This group is used to set up the instrument to output modulated
waveforms and to access the global modulation parameters. Note that
modulation can be turned off to create a continuous carrier waveform
(CW). The following modulation schemes can be selected and
controlled: AM, FM, Sweep, FSK, ASK, PSK, Amplitude and
Frequency hopping, and 3D. The modulated waveform global control
commands are summarized in Table 5-9. Factory defaults after *RST
are shown in the Default column. Parameter range and low and high
limits are listed, where applicable.
Table 5-9, Modulated Waveforms Global Commands
Keyword
Parameter Form
Default
3152A
HS
[:SOURce]
:MODulation
:TYPE
OFF | AM | FM | SWE | FSK | ASK | PSK | FHOPping |
AHOPping | 3D
OFF
0051A
:CARRier
[:FREQuency] 10
to
100e6
1e6
0049A
:BASeline
CARRier
|
DC
CARR
0048A
MODulation:TYPE {OFF|AM|FM|SWEeep|FSK|ASK|PSK|FHOPping|
AHOPping|3D}(?)
HS Syntax: 0051A<0|1|2|3|4|5|6|7|8|9>(?)
Description
This command selects the modulation type to be used. All modulation types are internal, thus external signals
are not required for the production of modulation.
Parameters
Name
Type
Default
Description
OFF
Discrete
OFF
Modulation off is a special mode where the output
generates a continuous, unmodulated, sinusoidal carrier
waveform (CW).
AM
Discrete
This turns on the AM function. Program the AM
parameters to fine tune the function for your application.
FM
Discrete
This turns on the FM function. Program the FM
parameters to fine tune the function for your application.
SWEep
Discrete
This turns on the sweep function. Program the sweep
parameters to fine tune the function for your application.
FSK
Discrete
This turns on the FSK function. Program the FSK
parameters to fine tune the function for your application.
ASK
Discrete
This turns on the ASK function. Program the ASK
parameters to fine tune the function for your application.
PSK
Discrete
This turns on the PSK function. Program the PSK
parameters to fine tune the function for your application.
FHOPping
Discrete
This turns on the frequency hopping function. Program
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