National Instruments NI PXI-2546 2.7 GHz 50 Ω Dual 4x1 Mux Multiplexer Untested

National Instruments 186612B-03 Memory Board for NI PCI-6115 / PXI-6115 Card

National Instruments PXI-2530 128-Channel Reed Relay Multiplexer/Matrix Card

National Instruments NI PXI-8430 RS232 Module

National Instruments PXI-2530 128-Channel Reed Relay Multiplexer/Matrix Card

National Instruments NI 188535D PXI-8336 Interface Card

National Instruments PXI-2530 128-Channel Reed Relay Multiplexer/Matrix Card

National Instruments PXI-4461 2-Input/2-Output Dynamic Signal Analyzer NI 4461