MSP-EXP430FR5739 based ADF7012 transmitter

PSAT-2 PSK/SSTV transponder

LoRa APRS tracker firmware for T-Impulse Wristband

LoRa APRS Balloon specific software software

ESP32APRS LoRa is a APRS on LoRa network In that is implemented for Espressif ESP32,ESP32-S3,ESP32C3 processor.

LoRa APRS Tracker with Tx and Rx capabilities, Messages, Wx, Winlink and more...

LoRa-APRS firmware for the Lilygo T-Echo

RS41HUP - Firmware for Vaisala's RS41 for Amateur Radio use

CUBEX_V1

A compact hardware device for transmitting WSPR messages based on the SI5351 clock generator, using GPS for transmission timing synchronization and automatic QTH locator calculation.

Eagle files and code for TT7-40 high altitude balloon tracker.

Eagle files and current software for TT7F high altitude balloon tracker.

Software for TT7F high altitude balloon tracker in initial UpDw setup.

UHF SSTV transmitter

Portable Programmable Power Supply

Building a community around a cheap ESP32 Display with a touch screen

Display meteorological information using an ESP32-2432S028 board

An example to show how to use LCD display and touch with LVGL on ESP-IDF framework for Sunton ESP32-8048S070c devboard.

esp idf的智能旋钮项目

ESP-BSP (Board Support Package) with ESP-IDF 5.x + ESP_LCD + LVGL 9.x for Wireless Tag WT32-SC01 Plus

Example esp-idf project for Sunton 2432S028

Trial port of the rtl_433 Library for use with OpenMQTTGateway on a ESP32 and a CC1101 Transceiver

The Eagle settings SparkFun uses for board designs

Using SSDV process to convert jpeg images streamed from a Python program.

ssdv para simple3

A robust version of the JPEG image format, for transmission over an unreliable medium.

APRS/SSDV decoder for Windows