On 6/20/17 4:31 PM, Walter Underwood wrote:
> If you find one, let me know. This could be useful for em-comm deployments.
> 
>> On Jun 20, 2017, at 4:26 PM, Jack Brindle <jackbrin...@me.com> wrote:
>> Does anyone make a distribution / intercom box that allows the two ops to 
>> talk between themselves without removing their headphones? One with a switch 
>> to select
>> one of the microphones to go to the rig might be an interesting box / 
>> project as well.

I designed a many-to-many audio router for the Behemoth [
http://www.computerhistory.org/revolution/mobile-computing/18/345/1703 ]
that would do what you're requesting. Alas I no longer have the design
files for the PC boards.
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