[aprssig] IC2000 for APRS Use....
Curt Mills
archer at eskimo.com
Tue Aug 16 21:15:17 EDT 2005
On Tue, 16 Aug 2005, Kriss & Erin Kliegle wrote:
> Why use the audio out from the speaker jack (prone to failure by
> touching the volume knob, corrosion of contacts, or mechanical
> failure) when discriminator audio is available fom the RJ-45 on
> pin 3? This makes APRS simple as a one connection deal. My Tiny
> Tracker mounted in an Altoids can can even be powered off the +8
> volts from pin1. One less connection to fail makes the tracker far
> more reliable, especially in a mobile installation. Just my
> thoughts.
But... Just lift the output pin on the regulator and then wire the
+5V straight to that trace. Assuming the 5V is regulated that is!
--
Curt, WE7U. archer at eskimo dot com
http://www.eskimo.com/~archer
Lotto: A tax on people who are bad at math. - unknown
Windows: Microsoft's tax on computer illiterates. - WE7U.
The world DOES revolve around me: I picked the coordinate system!"
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