For example: Agilent E4440A or Anritsu 68369
RF Switches
Keysight / Agilent 33132A
100 MHz TO 18 GHz , SPST , SMA (f/f) , PIN DIODE
Manufacturer: Keysight / Agilent
Pickering 40-521-021
Pickering 40-521-021 PXI Single 24x8 Matrix, 1 Pole Switching
Manufacturer: Pickering
JFW test systems 50PA-513
200-6000 MHz Solid state programmable attenuator multiple programmable system
Manufacturer: JFW test systems