[arm-allstar] DTMF

[Roselito de los Reyes]

Hi Eric,

I am using the URIx with a Motorola CDM 750.

Best regards,

Roselito De Los Reyes


> On Aug 1, 2016, at 4:41 PM, n7jys via arm-allstar <arm-allstar at hamvoip.org> wrote:
> 
> Speaking from experience this is an eq problem. My guess is your using speaker audio and has more low end audio frequency responce than high's. This causes the dtmf  digit 3 not to be decoded. I solved this issue by running fob's and a rail to rail buffer amp in between the radio and fob. If you want I can send a schematic of my design when I get home. 
> 
> Eric
> N7JYS 
> n7jys at yahoo.com
> 
> 
> 
> Sent from my Samsung Galaxy smartphone.
> 
> 
> -------- Original message --------
> From: Roselito de los Reyes via arm-allstar <arm-allstar at hamvoip.org> 
> Date:08/01/2016 3:25 PM (GMT-06:00) 
> To: arm-allstar at hamvoip.org 
> Cc: Roselito de los Reyes <tolitski at hotmail.com> 
> Subject: [arm-allstar] DTMF 
> 
> Hi,
> 
> I created a simplex node and got it working. One weird thing is that when I send DTMF commands, it does not detect the number 3 as seen through the CLI.
> 
> Any thoughts?
> 
> 73,
> 
> Lito
> KK6OOS
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