[arm-allstar] Audio question

[Robert Forest]

Great thanks

On Wed, Feb 28, 2018, 6:31 AM "Robert Conklin via arm-allstar" <
arm-allstar at hamvoip.org> wrote:

> I use a number of CDM 1550 and 1250 transceivers as link radios and node
> radios on a number of repeaters. On two of our UHF machines and one of our
> 220 machines Moto CDM's are the primaries, with external PA's doing the
> heavy lifting. They are really nice radios for this sort of work as long as
> the RF power levels are kept low. Their PA's are tough, but not meant for
> 100% duty cycle at high power levels. On our machines where they are
> primary radios I set the power to 2W or less for driving an external PA. If
> you wish to contact me outside of the forum I'd be happy to share with you
> our code plugs and DMK to URI harness schematic for CDM's we use as simplex
> node radios, or duplex repeaters.
>
> -Rob C
> N4WGY <https://www.qrz.com/db/N4WGY>
>
> --
> Robert Conklin
> *N4WGY <http://qrz.com/db/N4WGY>*
>
> On Tue, Feb 27, 2018 at 6:31 PM, "Robert Forest via arm-allstar" <
> arm-allstar at hamvoip.org> wrote:
>
> > I am putting together a 440 repeater for my pi uri combo. Do you think I
> > should put a potentiometer on the receive line to prevent the audio on
> the
> > receive radio being turned up too loud? I was afraid an accidental bump
> of
> > the volume might over drive the uri and cause damage.
> >
> > Thanks
> > AA4II
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