Yeah, even with differential 100x probes, how do you get a controlled measurement from the test unit (antenna/amp) to the 110GHz instrument? I've used 25GHz spe

Yeah, even with differential 100x probes, how do you get a controlled measurement from the test unit (antenna/amp) to the 110GHz instrument? I've used 25GHz spectrum analyzers and probes... and they're nuts!