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: https://youtu.be/sl_Zh-IxVTA Further documentation on my website: https://www.curiousmarc.com/instruments/hp-5245l-nixie-counter#h.ixw2jz3t1jtb Stuff that supports the channel: - Amazon links for the tools I use in the lab (supports the channel if you buy from there) https://www.curiousmarc.com/amazon-links - Channel merch on Teespring: https://teespring.com/stores/curiousmarcs-store - Support us on Patreon: https://www.patreon.com/curiousmarc Our lovely sponsors - PCBWay: ...