[Elecraft] [K2] function of D12 on RF board (TNX)

[Ingo, DK3RED]

Hello Elecrafter,

Jim wrote me the solution of my question off-list. Thanks Jim!

> I think it is for a second way to prevent reverse polarity in case the
> series diode shorts.  It is inboard of the circuit breaker so it would trip
> it if the series diode is shorted and reverse polarity is applied to the
> power jack.  It also might be to surpress and transits that might occur with
> opening and closure of the power switch.

-- 
72/73 de Ingo, DK3RED   Don't forget: the fun is the power!
   dk3red@t-online.de   http://www.qsl.net/dk3red
       DL-QRP-AG #824   http://www.dl-qrp-ag.de