RFmxGSM Configure Frequency (ARFCN) VI
- Updated2025-04-08
- 3 minute(s) read
Configures the center frequency from the absolute RF channel number (ARFCN), band, and the link direction.

Inputs/Outputs
![]() Selector String specifies a selector string comprising of the signal name. If you do not specify the signal name, the default signal instance is used. The default is "" (empty string). Example: "signal::sig1" You can use the RFmxGSM Build Signal String VI to build the selector string. ![]() Instrument Handle In specifies the RFmx session refnum. Instrument Handle In is obtained from the RFmxInstr Initialize NIRFSA VI. ![]() Link Direction specifies the source of the signal to be measured. The default value is Uplink.
![]() Band specifies the band of operation. The default value is PGSM.
![]() ARFCN specifies the ARFCN. The default value is 1. ![]() error in describes error conditions that occur before this node runs. This input provides standard error in functionality. ![]() Instrument Handle Out passes a reference to your RFmx session to the next VI. ![]() error out contains error information. This output provides standard error out functionality. |