[arm-allstar] command to disable transmit?

Patrick Perdue borrisinabox at gmail.com
Sat Jan 18 02:06:27 EST 2020


I'll probably want to do something like that when I have a dedicated 
receiver and transmitter. Right now, I don't, but I can see where all 
that would be useful.


On 1/18/2020 12:51 AM, "Danny K5CG via ARM-allstar" wrote:
> Hello Patrick,
>
> I did this in another way that is outside of the AllStar built in functions. I use a Pi Relay Hat with three relays on it. One of the relays is for DC power to the transmitter (only, I have a separate receiver that is always on).
>
> The relay is controlled from a GPIO pin where the transmitter power is disabled by default. After the OS boots up a startup script turns the DC power to the transmitter on.
>
> I also have temperature sensor on the transmitter heat sink and a cron job that runs once every minute to check the temperature. If the temp is over X degrees, then I use the same GPIO pin and relay to turn off the transmitter power.
>
> With those scripts I also have DTMF commands that can turn on and off the DC power to the transmitter.
>
> Danny
> K5CG
>
>
> ----- Original Message -----
> From: "ARM Allstar" <arm-allstar at hamvoip.org>
> To: "ARM Allstar" <arm-allstar at hamvoip.org>
> Cc: "Patrick Perdue" <borrisinabox at gmail.com>
> Sent: Friday, January 17, 2020 8:58:38 PM
> Subject: Re: [arm-allstar] command to disable transmit?
>
> No, because the radio still transmits what is sent over the network to
> the node. What I want to do is actually prevent the connected radio from
> transmitting. Admittedly, this has limited use, but that's what I'm
> looking for.
>
>
> On 1/17/2020 6:47 PM, "James Hause via ARM-allstar" wrote:
>> Would just connecting up in monitor mode do this?
>>
>> On Fri, Jan 17, 2020 at 5:32 PM "Patrick Perdue via ARM-allstar" <
>> arm-allstar at hamvoip.org> wrote:
>>
>>> Hi:
>>>
>>> I'm looking for a command to disable the node's transmitter only.
>>>
>>> I want to still be on the network, and for RX to still be possible.
>>>
>>> It seems like I've seen this before, but now can't find it.
>>>
>>> Thanks and 73
>>>
>>> de
>>>
>>> KE4DYI
>>>
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