[Elecraft] Feature request - Disable Break In on K3

[Walter Underwood]

Sure. Start here for vacuum tube logic: http://www.neazoi.com/technology/logic.htm

wunder
K6WRU

On Aug 29, 2013, at 4:15 PM, Ralph Parker wrote:

>> If you use Joe's solution where PTT is one input into an AND gate, if PTT is
>> not asserted, your relays will not close. All inputs to the AND gate must be
>> present for the output to change state. 
> 
> I've wanted this 'feature request' since K3 Day 1.
> Don's solution sounds like a reasonable work-around.
> Unfortunately, I'm transistorially challenged.
> Can I build this with a few 12AU7s ?
> 
> Ralph, VE7XF
> 
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--
Walter Underwood
wunder at wunderwood.org