Our good friend Charles (Chuck) Kitchin has gone Silent Key (SK). In remembrance, lets go over his legacy masterpiece; The High Performance Regenerative Receiver. In a weird coincidence, I had just completed building his receiver expressly to test some Plug In Coils! His passing was a complete surprise to me, having found out on LinkedIn. I did not think that ham communication worked post-SK!
https://www.sweeneymemorialfh.com/obituaries/Charles-Chuck-Brainard-Kitchin?obId=40250179#/obituaryInfo