https://www.viavisolutions.com/en-uk/products/antenna-couplers
Antenna couplers mount directly on the antenna for RF shielding and are available for transponder, TCAS, GPS, DME, and radio altimeter testing.
antenna couplersviavi solutionsinc
https://www.viavisolutions.com/en-us/products/antenna-couplers
Antenna couplers mount directly on the antenna for RF shielding and are available for transponder, TCAS, GPS, DME, and radio altimeter testing.
antenna couplersviavi solutionsinc