Create web-based user interfaces with Python. The nice way.

My collection of Gridfinity models, main goal to cut down on the cost of the system

A simple EVSE (electric vehicle supply equipment or "wall charger") built using an Arduino and open source software.

Ivan Ricart Borges - Tool that allows to transform an APK file to AAB (Android App Bundle)

Guide on how to get free electronics samples.

Notes on the Red Pitaya Open Source Instrument

DFC transceiver

Dual ADC OpenHPSDR frontend control board

A Red Pitaya and Hermes Lite 2.0 I2C ctrl board (Alex retrofit)

This is version 1.3 of the rp16a Red Pitaya Shield. This is an enhancment over the rp_adapter in several ways. The design adds 10db and 20db attenuation. It has interfaces for both Alex filtering a…

An experimental GPSDO using an STM32 MCU and a u-blox Neo-M8 GNSS module.

Multiband QRP CW TRX based on the QCX

100 W HF amplifier 3 to 30mhz with LP cutoff at 30Mhz

3-5 cell protection board based on BQ7790522PWR from TI

Project Files for 100W CW Transceiver. Includes both eagle board files and program files

600W and 1500W LPF

400W HF Amplifier

100W HF Power Amplifier

Purge the nozzle of a filament 3D printer into tray with motorized ejection

Variometer (variable inductor) OpenSCAD generator and related files

A manual antenna tuner with a Pi topology LC network

Portable, compact dual band CW transceiver

70W Power Amplifier for the Hermes-Lite 2.x

Morse Code site

A python wrapper for OmniRig

non-linear frame deformation calibration and compensation 2.0

Head to head competition CW software with a spectator dashboard for streaming live CW wars for ham radio.