diy projects
TWEACMAN: A Pocket WAV Player With Tape-Style Scrubbing Knobs
Two dual-pot knobs and a Renesas RA6M5 board turn WAV playback into tape-style scrubbing, from 0.001x to 1000x. Here's how the trick works.
diy projects
Chili Pepper: An ESP32-S3 Board Built for DIY Musical Instruments
Chili Pepper packs an ESP32-S3, 24 touch inputs, a PCM5102 DAC and USB MIDI on one open source board. Here is how to prototype…
diy projects
Retro Brick Bluetooth Handset Built with ESP32 and an HFP Module
A retro brick handset pairs with your phone over Bluetooth. See why the ESP32 audio sounded crunchy and how a dedicated HFP module fixed…
diy projects
ESP32-S3 AM Transmitter Revives Old Tube Radios
AM stations are going dark, but an ESP32-S3 can feed internet radio to old tube sets by shaping a carrier on one GPIO pin…