|TECHBRIEF4.pdf||A Guide to Better Vector Network Analyzer
Calibrations for Probe-Tip Measurements
A vector network analyzer (VNA), 6-mil distance 1-mil overlap of the pitched probe heads at both sides
such as the HP 8510, 8753, or between probe probe blade on the ISS (e.g., port-1 probe, 150 pm, port-2
87XX (includes 8719, 8720 and blades element probe, 200 pm).
8722) series, combined with Although the dominant VNA cali-
Cascade Microtech's 50-ohm Probes placed on a bration method, the SOLT calibra-
probes, such as the WPH, ACP, through-connect, or tion is not the best. Its disadvan-