Do you know

 - How to measure a short trace less than one inch?

 - How to corrleate your meausred impedance with others?

 - How to measure trace from SMA to PCB pads?

 - Who sells accurate hand-held TDR probe?

 - Can't measure 20G S-parameter with 1-mm pitch probe?

Oscilloscope probe arm positioner

Differential TDR probe

TDR validation substrate

Microprobe positioner

Flex probing system

New Produect Announcement: Flex Scope Arm