On Mar 1, 2021, at 6:23 PM, Daveolla <grobbins@netflash.net> wrote:

At 06:54 PM 3/01/2021, you wrote:

And to reset the coherer, you need to pick up the scope and give it a good shake, like an Etch-a-Sketch.

........and if I (or someone else) happen to get a burn spot on the CRT, lets hope I don't remember vaguely a post about an Etch-a-Sketch shake!!!

Dave