Thank you both for the links. Problem located. Bad diode. Diodes on order from Mouser.

Thank you. Before I asked I searched the site. I evidently used the wrong keywords. After much additional effort I did find it referenced in another message. Still haven't found the schematics section. Where might one look for that?

Thank you.

My ANAN-10 stopped using the internal 10MHz TCXO reference, which ends up pulling the ADC clock off by about 100ppm. It works OK using an external reference. I need the schematic (and hopefully board layout) in order to troubleshoot.

I initially suspected how the 10MHz TCXO was soldered to the ...

n1gp wrote:Hey Folks,


https://www.dropbox.com/s/zin81513mjunf ... 0.rbf?dl=0
https://www.dropbox.com/s/ryj9f6n6z6xmu ... 0.rbf?dl=0

Tnx,

-Rick / N1GP

Neither works for me. Even the watchdog LED fails to blink.