Activity Stream

Thanks Steve; I have located a suitable crystal that is damaged, but has plenty of undamaged material to be able to cut 1, or possibly 2, crystals. Now all I have to do is locate a local person who has lapidary skills! I found a club, but it's at the opposite end of the country from me.

I've replaced all the semiconductors including the transistor and the diode, and the problem persists. The only thing that seems possible is a breadboard connection failure that survives spraying and re-seating, as unlikely as that seems. so I'll be converting the parts seen in the tray into a...