Build a simple software defined radio receiver using a pi-pico and a few external components. (Only 2 ICs needed), Covers 0 to 30MHz, LW/MW/SW bands including Amateur bands. Supports AM/FM/SSB design, no PC or soundcard needed. Runs on 3xAAA batteries, ideal for portable use. Design Description/Circuit Diagram: Code on Github: 3D printed enclosure: Pre-built .uf2 firmware image: