[Elecraft] K2 DOA at second power up test

[Mark Bayern]

Maybe try a different 12V source? I'm wondering if the short might
have damaged the supply.

Mark  AD5SS


On Mon, Nov 7, 2011 at 4:53 PM, ke4d <ke4d at arrl.net> wrote:
> Thanks Don, Elecraft told me the same thing. However, as I told them, I'm on
> the second power up test in the manual, there is no T3 or PA transistor in
> on the board at this time.  I've built the front panel, the control board
> and the receiver, no transmitter yet. I'm pretty sure its something in the
> 12v line, I just can't find it. I wondered about F1 but I show 12 volts on
> both sides of it so I guess its ok. And the power supply is fine, I have 12
> volts on the RF board until I push the on switch on my front panel. Then the
> voltage drops to about 2.5.  I figure something is pulling it down, I just
> need to find it!  Thats what I get for building when I have to have my
> magnifying glasses on the see anything on those boards!
>
> --