Re: [Elecraft] Two K2... One Mic... Zéro Problem ? :-)

[JEAN-FRANCOIS MENARD]

YOOOU! I was not dreaming... ;-) Now what's next ? Anyone have a  
schematic or an existing project that look like this one and I could  
start from ?

Le 05-09-18 à 21:28, Bob Nielsen a écrit :

> JEAN-FRANCOIS MENARD wrote:
>
>> I'm looking at a way to merge enterely two K2 to the same  
>> ressource:  ONE mic and ONE multi-band antenna. So the setup  
>> interface must be  able to switch mic between K2, and when one K2  
>> transmit, the  receiving on the other K2 is muted.... and also  
>> making sure that the  RF is stopped and do not enter in the  
>> receiving K2.... One Antenna  for two K2.... when both K2 do not  
>> transmit, they can listen on  different or same band at the same  
>> time.
>> Am I dreaming ? It must be possible to do this project ? ;-)
>>
>
> Sure it is possible, but a bit complicated.  You would need to have  
> a PIN diode switch (or relay) to short out the input to the non- 
> keyed K2, as well as a few switches or relays to select which K2 is  
> transmit-enabled Mic, PTT and antenna.  Some sequencing to make  
> delay transmit until after the input is shorted would be desirable.
>
> 73 et bonne chance!
>
> Bob, N7XY
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