The only way to validate your simulation is with a physical measurement. GigaTest Labs provides top-side and top-to-bottom side microprobe test equipment for signal integrity S11, S21, differential & TDR measurements with your VNA. Probe test solutions for single and double-sided substrates from IC to backplanes.
Long lasting RF-mmWave probe heads have been designed for the rigors of probing PCBs and substrates. GS/SG/GSG and differential probe heads in standard and custom pitches to 65GHz.