Table Of Contents

Active Antenna

Last Modified: July 16, 2018

Specifies the antenna port to use for this channel.

Data type: datatype_icon

Long Name: Configuration:Active Antenna

Class: NI-USRP

Permissions: Read/Write

Channel-based Yes
Resettable Yes

Antenna Names

Use internal or connector names to refer to device antennas. The connector names correspond to the connectors on the device front panel. For Ettus Research devices, use internal names to refer to the internal connectors inside the device case.
Table 1. Antenna Names
USRP Device Connector Name PCB (Internal) Name
USRP-2900/2901/2920/2922/2930/2932 TX1, RX1 TX/RX
RX2 RX2
USRP-2921 RX1, TX1 J1
RX2, TX2 J2
USRP-2940/2942/2943/2944/2950/2952/2953/2954/2974 TX1, RX1 TX/RX
RX2 RX2
USRP-2945/2955 RX1 RX
RX2 RX2

Where This Property Is Available:

Desktop OS: Windows

FPGA: Not supported

Web Server: Not supported in VIs that run in a web application

Hardware Support:

This property supports the following hardware:

  • USRP-2900/2901
  • USRP-2920/2921/2922
  • USRP-2930/2932
  • USRP-2940/2942/2943/2944/2945
  • USRP-2950/2952/2953/2954/2955


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