Re: Raspberry Pi3 + TNC-Pi + Motorola GM300


Teton Amateur Radio Repeater Association (TARRA)
 

Both pins 2 & 5 are fixed levels. But pin 5 doesn't have the de-emphasis that you need to have.

Mick - W7CAT

----- Original Message -----
From: Mike-KE7TJK
To: RaspberryPi-4-HamRadio@groups.io
Sent: Friday, September 13, 2019 07:33:17 AM
Subject: Re: [RaspberryPi-4-HamRadio] Raspberry Pi3 + TNC-Pi + Motorola GM300

> I’m using this exact setup times 2, and both are working fine with no adjustments.
>
> Make sure you you are using pin 5 on the accessory connector for your TX audio. This is fixed. If you are using pin 2, you will have problems.
>
> Mike
> KE7TJK
>
>
>
>
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