Personal FPV Lap Timer

Compact, self-contained RSSI-based lap timing for 5.8GHz FPV drones

No transponders, no complex setup - just plug in, calibrate, and fly. Perfect for personal practice sessions and small indoor tracks.

Flash Firmware Documentation View on GitHub

Key Features

Dual Connectivity

WiFi Access Point and USB Serial CDC connection for zero-latency control

Visual Feedback

RGB LED indicators with 10 customizable presets and real-time RSSI visualization

Voice Announcements

Natural voice announcements with 4 included voices and phonetic name support

Race Analysis

Real-time lap tracking, lap comparison charts, consistency analysis, and race history

Track Management

Create and manage track profiles with distance tracking and custom metadata

Multi-Pilot Racing

Sync multiple timers for group races with side-by-side pilot comparison

RotorHazard Integration

Bidirectional race control with RotorHazard, NTP clock sync, and automatic lap submission

I2S Speaker Audio

Hardware speaker output via MAX98357A DAC for race announcements without a phone

Supported Hardware

ESP32-S3 DevKitC-1

8MB Flash - Full features

Supported

Seeed XIAO ESP32S3

8MB Flash - Ultra-compact

Recommended

FPVGate AIO

All in one Prebuilt board

Purchase

Required: RX5808 Module (SPI modded), MicroSD Card (FAT32), 5V Power Supply

Supported Bands

Analog FPV

  • Boscam A, B, E
  • Fatshark
  • RaceBand
  • LowBand

Digital FPV

  • DJI (v1-25, v1-50, 03/04 variants)
  • HDZero (R, E, F, CE)
  • WalkSnail (R, 25, 50)

Quick Start

1

Flash Firmware

Use our web-based flasher to install FPVGate on your ESP32-S3 in seconds

Go to Flasher
2

Prepare SD Card

Format SD card as FAT32 and load audio files from the release package

3

Connect & Configure

Connect to FPVGate WiFi network and set your VTx frequency and thresholds

4

Start Racing!

Fly through the gate and watch your lap times appear in real-time