[OZAPRS] opentracker & Puxing-777 Handheld Radio

[Paul Mullins]

Hi there David and co.

I have had a puxing 777 and a TT4 working on APRS for a while and never 
really had a problem

This is what I have wired to you will need to see what the opentracker 
connections are but

The 2.5 mm connector
tip is the tx audio to be sent (mic)
ring in NOT CONNECTED
base is the ground

the 3.5 mm connector

tip NC
ring is the speaker
base is the PTT

on the TT4 I just wired it up as per normal , no jummpers on the audio / 
ptt just straight.

The volume level needs to be low, I marked my radio with the position 
that works. These are the basic connections needed and All I used


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