[arm-allstar] Radioless Node -- Current state of GPIO PTT?

[James Hause]

Hi Doug,
   Well I probably missed something obvious, but how does one
contact George, WB3DZZ to discuss buying one?  Just via email ??
73,
Happy New Year, Jim

On Mon, Dec 31, 2018 at 9:26 PM "Doug Crompton via ARM-allstar" <
arm-allstar at hamvoip.org> wrote:

> Since you mentioned a radio-less node.....
>
> Happy New Year and I can officially announce some new products that will
> be available in the coming month from George, WB3DZZ. In addition to his
> current "Yellow Box" nodes which have been very successful with hundreds
> delivered he will be offering two FOBS and a radio-less node. All of these
> products have been successfully tested and are now in production. FOB
> delivery will start sometime in January 2019 and radio-less nodes shortly
> after that.
>
> The FOB's use the CM119B and have RF isolation on all radio and GPIO
> leads. One FOB is strictly for radio use with the five common signals and
> the other has all the GPIO like the DMK URI. Although no price has been set
> yet they will sell for considerably less than the DMK URI and less than
> most other FOB's currently out there. A photo of  the Full GPIO board is
> attached. It is smaller than most other boards and the board without GPIO
> is smaller yet.
>
> The Radio-less node puts everything in one box and includes an adaption of
> the Yaesu Microphone to overcome the problems with in mic. DTMF. It uses an
> Arduino to convert Yaesu Mic. output to DTMF. It also includes an analog
> devices mic compressor/limiter chip which is necessary when using direct
> mic. input to an A/D. It makes a complete plug and play package with an
> extremely powerful 60W rated Class D audio amplifier. Connect 12V,
> Ethernet, and a speaker and you have a complete node. It can also be run
> wireless  on 2.4 or 5G. This is ideal for mobile operation or sites where
> RF might be undesirable such as an EOC. Again final price has not been set
> yet and it will not be available until later in January. A preliminary
> photo is attached. The final version will be in the same case but slightly
> different layout.
>
> Also shown is the "Yellow Box" node with the new FOB board and new layout.
>
> Final photos, prices and specs will be available soon.
>
>
> *73 Doug*
>
> *WA3DSP*
>
> *http://www.crompton.com/hamradio <http://www.crompton.com/hamradio>*
>
>
> On Mon, Dec 31, 2018 at 8:00 PM "Mike Glauser via ARM-allstar" <
> arm-allstar at hamvoip.org> wrote:
>
>> I’m looking to build a Radioless node and would rather not set up a USB
>> interface…
>> What is the current state of being able to key PTT from GPIO?
>>
>> I already have a USB Microphone I could bring into the Pi.  (A Blue
>> Snowball)
>>  and already have a 12v 10watt external stereo amp for driving speakers
>> (it’s in the parts bin) from the stereo output.
>>
>>
>>
>> Recommendations?
>>
>> Options I know of are DMK Engineering’s URI and RA-42, but these add a
>> lot to the cost of the unit.
>>
>>
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>
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