[arm-allstar] Beofeng 888s/RPI3/DMK URi setup

Nathaniel Biser kc3hoz at gmail.com
Tue Nov 22 21:33:40 EST 2016


Hi,

I hope someone can help me. I have a Raspberry Pi 3, a Baofeng 888s
programmed to 446.100 (no PL set) which is interfaced to a DMK URIx.

What works:

• I can key up the URIx'd interfaced Baofeng with another HT and transmit
simplex to it. I can see the red light come on and I can hear my own
transmission.

• I can send commands via the asterisk Command Line Interface (CLI prompt)
like *70, *80, etc and the Pi will output voice generated information like
the node name, time & date, etc etc via RF from the interfaced Baofeng to
my HT.

• When the RPi boots it announces the assigned static IP address via RF and
the node name.

My link shows up online, KC3HOZ-L, and people can connect. I can hear the
automated message come across the interfaced Baofeng and over RF indicating
that someone is connecting and connected.

What doesn't work:

• When someone connects to my node I can hear the node #'s announce and I
can hear the other person's transmissions but they cannot hear me. The
feedback that I get is that they can hear a key up but they get no
modulation, they cannot hear my voice at all.

• I tried to use DTMF commands from my HT to the interfaced Baofeng but
asterisk seems to have a hard time deciphering what I'm inputting.
Sometimes it will fail to register a DTMF key or repeat it a few times.

I am pretty sure my wiring is right. Here's a link to the picture I used
for reference:

http://crompton.com/hamradio/baofeng888/888-1.jpg

I feel like it's a software setting somewhere that needs tweaked, but I am
at a loss as to what it is. I am using the asterisk implementation located
on this site:

https://hamvoip.org

If anyone has any tips, please let me know, and thanks!

-Nate


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