[arm-allstar] Radio-less allstar node

[Douglas Goree]

Marshal, what is the cost of you build radioless node?

On Thu, Nov 14, 2019 at 1:49 PM "Don Ritchie via ARM-allstar" <
arm-allstar at hamvoip.org> wrote:

> It wouldn't be the same, when you have someone else build something for
> you you don't learn anything.
>
> This whole project is a learning experience for me.
>
> Thanks
>
> Don
>
> On 11/13/2019 23:29, Marshall Oldham wrote:
> > Don,
> >
> > I can build you a radioless interface if you are interested
> >
> > Marshall
> >
> > On Wed, Nov 13, 2019 at 6:15 PM "Don Ritchie via ARM-allstar"
> > <arm-allstar at hamvoip.org <mailto:arm-allstar at hamvoip.org>> wrote:
> >
> >     I almost hesitate to ask this question, but I’m a 77 year old ham,
> >     that
> >     has been licensed for 59 years and am still learning.
> >     I am planning on making a “radio-less” all star node, using one of
> >     Kevin’s RA-25 interfaces and
> >     have some confusion.
> >     Looking at the pin-outs for the 9 pin connector, some things seem
> >     obvious,
> >     while others are confusing.The way I think I see this …
> >     pin 1 will be connected to an amplified speaker ( other side to
> >     ground,
> >     pin 8)
> >     If this were connected to a radio, this would be going to
> >     transmitter audio.
> >     pin 5, PTT to ground, ( pin 8) ( maybe through a current limiting
> >     resistor ??)
> >     OR, because this is “turned around” would it go to COS (pin3) ??
> >     But where does my “audio in”, mic input and touch tone pad, go ?
> >     My choice seems to be pin 6, Discriminator audio, again in a “turned
> >     around” world,
> >     OR ??
> >     I know this isn’t rocket science …
> >     But it seems as though nobody that has built one of these, has not
> >     documented it very well.
> >
> >     _______________________________________________
> >
> >     ARM-allstar mailing list
> >     ARM-allstar at hamvoip.org <mailto:ARM-allstar at hamvoip.org>
> >     http://lists.hamvoip.org/cgi-bin/mailman/listinfo/arm-allstar
> >
> >     Visit the BBB and RPi2/3 web page - http://hamvoip.org
> >
> _______________________________________________
>
> ARM-allstar mailing list
> ARM-allstar at hamvoip.org
> http://lists.hamvoip.org/cgi-bin/mailman/listinfo/arm-allstar
>
> Visit the BBB and RPi2/3 web page - http://hamvoip.org