profdc9

A pack of PCBs for a dual resonant solid state tesla coil setup. Pretty much everything you need.

profdc9

A Modular Antenna Tuner for a Phased Array Antenna System

profdc9

Apple II Peripheral Card that Interfaces to a ATMEGA328P for SD card storage

profdc9

Layout of WA2EBY amplifier in Kicad, licensed CC-BY-SA 4.0

profdc9

A QRP digital transceiver created from readily available parts for off-the-grid maintenance

profdc9

STM32F103C8T6 bluepill like board with 0805 size and easily sourceable parts

profdc9

Vector Network Analyzer based on the STM32F103C8T6 bluepill

profdc9

A guitar effects processor based on the Raspberry Pi Pico

profdc9

A customizable HID USB device with buttons, encoders, sliders, potentiometers, etc.

profdc9

profdc9