Diode Sampler Magic

The HP plugin we just repaired has a magic RF circuit in it: a diode sampler that goes up to 18 GHz. It is well worth playing a little more with it, and understanding how this extraordinary circuit, which is still relevant today, actually works.

Previous video about the HP 5257A 18 GHz transfer oscillator plugin:
   • HP 5245L Nixie Counter - Part 7:  HP ...  

Further documentation on my website: https://www.curiousmarc.com/instrumen...

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