[App_rpt-users] Using GPIO lines on a URI

Robert Poff wb3awj at comcast.net
Mon Jan 23 22:58:36 EST 2012


How about breaking out the PTT from the URI and fire a small double pole
relay.
One pole PTT to the radio, and the other to turn on the fan.
-- 
Robert A. Poff
Loganville, PA

WB3AWJ - Allstar 27784
Powered by Linux 

On Mon, 2012-01-23 at 16:59 -0800, Marshall Oldham wrote:

> Greetings, 
> 
> Has anyone used the GPIO lines on a URI to active a 12 volt DC fan when the PTT is active?
> 
> I have a friend that who wants to implement this on his All-star node to keep his transmitter cool.
> 
> I guess that we would need to use a relay with the GPIO line to protect the URI?
> 
> Any thoughts or suggestions? 
> 
> Marshall - ke6pcv
> 
> _______________________________________________
> App_rpt-users mailing list
> App_rpt-users at ohnosec.org
> http://ohnosec.org/cgi-bin/mailman/listinfo/app_rpt-users
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.allstarlink.org/pipermail/app_rpt-users/attachments/20120123/26354be9/attachment.html>


More information about the App_rpt-users mailing list