The Pico Rx is an amazing inexpensive yet full-featured 0-30 MHz SDR receiver created by Jonathan Dawson - 101Things. This presentation from the 2025 W9DYV Technical Symposium describes the Pico Rx and my version of both the Simple Pico Rx and a first look at the coming Pico Rx-Tx which uses an innovative 4th method of generating the SSB waveform.