Hi Eric,

I'm not too worried about lots of packets perhaps 
interfering/colliding with each other.  I have a couple of repeater 
sites with two controllers.  I want to have remote control of each 
controller.  I don't want to share the RS-232 side.  I'd much rather 
share the RF side.  The circuit was pretty simple.  It used diodes 
on the PTT for isolation and resistors to mix the TX audio.  I'm not 
sure if there was any other control or not.

Dave
--- In Repeater-Builder@yahoogroups.com, "Eric Lemmon" <[EMAIL PROTECTED]> 
wrote:
>
> Dave,
> 
> I'd like to see that article, too.  Connecting two TNCs to one 
radio is
> easy, but allocating the RX and TX functions between two devices 
is hardly a
> trivial matter.  Unless a buffer is used to store outbound data 
while the
> radio is busy receiving data on the other TNC, collisions will 
occur
> regularly.  This should be interesting!  Is this a good idea?
> 
> 73, Eric Lemmon WB6FLY
> 
> 
> -----Original Message-----
> From: Repeater-Builder@yahoogroups.com
> [mailto:[EMAIL PROTECTED] On Behalf Of
> [EMAIL PROTECTED]
> Sent: Wednesday, August 01, 2007 4:51 PM
> To: repeater-builder@yahoogroups.com
> Subject: [Repeater-Builder] Connecting Multiple TNCs
> 
> Hi all
> 
> Some time ago, I saw an article on how to connect two TNCs to a 
single
> radio.  Does anyone remember such an article an either have a copy 
or point
> me to a site where I can download it?
> 
>  
> 
> Thanks,
> 
> Dave, WA6IFI
>


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