The NI PXI-2558 is a 4-channel, general-purpose switch module for the PXI bus that can carry 75 Ω RF signals up to 2.5 GHz. The NI PXI-2558 is composed of 4-SPDT relays.

Operation Modes

The following table lists the supported topology of the NI PXI-2558 and possible operation modes.

Topology Software Name Immediate Scanning
4-SPDT 2558/4-SPDT(NISWITCH_TOPOLOGY_2558_4_SPDT)

Related Information

  • Integration and System Considerations