[Elecraft] Interlocking two K3

[Val]

Charlie, how this could work after there is no way the TX Inh inputs 
to be pulled down?

73, Val LZ1VB

> Roger:
> Look at:
>
> http://www.kkn.net/~n6tv/SimpleElecraftK3SO2RLockoutCircuit.pdf
>
> I belive it's different than the one you described in your email. 
> I've
> used this one successfully.
>
> 73 charlie, k1xx
>
> On 10/8/2016 12:59 PM, irdixon+lists wrote:
>> Hi All
>> I don't like re-inventing the wheel, so I'm looking for a design to 
>> copy!
>> I'm looking for a circuit to interlock two K3 so they cannot 
>> transmit
>> simultaneously.  I am aware of the simple connection cross linking 
>> the
>> PTT out and Inbibit input on the 15 pin connector.  That does not 
>> meet
>> our needs as when both try to transmit - both are inhibited !!
>>
>> TIA
>> Roger - G4BVY