Welcome to EasyRaceLapTimer

EasyRaceLapTimer is a complete open source IR lap time tracker all-in-one solution for FPV racing quads.

What you get with EasyRaceLapTimer:


  • host system for tracking the laps
  • IR transponders (code & schematic files for building them) with a transmitting range of 2 to 4 meters
  • 63 available transponder IDs when using the project transponders
  • update transponders with new code (Arduino hardware needed)
  • setup guide for building your Raspberry PI host station
  • the host station is also a WiFi access point to change configs etc on the fly
  • monitoring mode, you can watch the stats with your mobile phones
  • add your own team logo to the monitoring mode
  • detailed stats about pilots and races
  • sound effects for various events in a race
  • TCP/IP and serial connections support for receiving lap times and commands from other time tracking systems
  • and much more comming soon
  • version 0.6 has support for the PocketEdition, a personal VTX time tracking system

EasyRaceLapTimer 0.6 has full support for the free race management platform FPV-SPORTS.IO


The PocketEdition + EasyRaceLapTimer got used with success on the Chile Drone Nationals 2016


Introduction video