| This modular Linkwitz–Riley active crossover delivers 4th-order filtering for stereo speakers and optional mono subwoofer summing. Built aro...
All items tagged with audio and Elektor Labs (35)
| This self-powered low-noise microphone amplifier boosts dynamic microphones without relying on 48-V phantom power. Designed for low-impedanc...
| A fun and ultra-simple synth controller using a clothes pin and a light-dependent resistor! Modulate audio or control voltages just by pinch...
| Clean up hum in your audio power amps with this smart supply design. The project demonstrates a simple way to cut ripple without full regula...
| Check out this USB-powered phono pre-amplifier module with excellent parameters suitable for the high-end archiving of vinyl records. The st...
| Build your own stereo opto-limiter for podcasting, streaming, or recording. This DIY electronics project uses matched Vactrols (LCR0202) and...
| Build a charming, low-power A-class audio amplifier that glows and sounds warm — literally! This 550-mW amplifier uses a halogen lamp as the...
| Enjoy soothing music every time someone enters your guest restroom! This MP3 player uses a PIR sensor, Li-ion batteries, and a DFP audio mod...
| Enhance your synth or guitar sound with dynamic signal distortion! This DIY audio FX unit cascades amplifiers for unique saturation effects,...
| Want to build a compact Bluetooth speaker with ESP32 and MAX98357A amplifier? With this project, you can stream high-quality audio using A2D...