Chapter 4
Front-Panel Key and SCPI Command Reference
Front-Panel Keys
143
Front-Panel Key and SCPI Command
Reference
4.2.4 FREQUENCY/Channel
Displays the menu of frequency functions.
4.2.4.1 Center Frequency
Sets the center frequency to be measured. This key is invalid when the measurement is Frequency Counter, RF
Power and one of the four Audio measurements.
Mode: MRECEIVE
Key Path:
FREQUENCY/Channel
Remote Command: [:SENSe]:FREQuency:CENTer <freq>
[:SENSe]:FREQuency:CENTer?
Unit: Hz | kHz | MHz | GHz
Preset: 1.0 GHz
State Saved: Saved in instrument state.
Range: Hardware dependent, see Table 4-1, “Ranges of Center Frequency,” on
page 143
Dependencies/Couplings: None.
Remote Command Notes: Global to the current mode.
Table 4-1 Ranges of Center Frequency
Model Number Range of Center Frequency
E4440A 3 Hz to 26.5 GHz
E4443A 3 Hz to 6.7 GHz
E4445A 3 Hz to 13.2 GHz
E4446A 3 Hz to 44 GHz
E4447A 3 Hz to 42.98 GHz
E4448A 3 Hz to 50 GHz
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