APRS logo

OZ4HZ APRS tracker

with AT89C4051 and 5W TX

APRS logo
Tracker details:

 Tracker Schematic
 TX Schematic
Tracker assembly manual
TX assembly manual
 Parts list Tracker (pdf)
 Parts list TX (pdf)
  HEX code (zip)
 Assembler code (zip)
 PCB Gerber files


 Tracker configuration
 GPS simulation

APRS tracker with TX from OZ4HZ e-mail OZ4HZ
Last updated 28 NOV 2016
APRS tracker with a 145MHz xtal controlled TX and 5W RF power
using a AT89C4051 microcontroller,
a switching regulator for very low power consumption
and power output
(5V or 3.3V) to a GPS