Music related schematics
- 8 Note Tune Player
- Audible Metronom
- Audio Level Meter
- Clip detektor
- DRUM TONE BOARD
- Dvosmjerna skretnica
- Electro Harmonix Bass Micro Synthesizer (PDF)
- Elektroniczny metronom muzyczny - Tymoteusz
- Guitar Fuzz Effect
- Guitar PreAmp
- Guitar QuadraFuzz
- Guitar Tremolo Unit
- Guitar Vibrato Unit
- Hot Springs Reverb
- Metronome Circuit
- Midi Cable Optoinsulated
- MIDI Controled Analog Synth.
- MIDI Controller Footpedal
- MIDI interface tester
- MIDI to CV converter (PDF)
- MIDI Keyboard Circuit
- MIDIbox64 (PDF)
- Mini Metronome
- MP3 Player
- MP3 Player 2
- MUSIC BOX ENGINE (PDF)
- Musical Instrument (Expandable) Graphic Equaliser
- PARADOXICAL SOUND SYNTHESIZER
- Peak-Reading Meters
- Precision Metronome and Pitch generator
- Purple Pedal
- Serial MIDI Interface (80C51/80C31 Version)
- Simple line mixer
- Sound Effects Generator
- Sound Effects Generator 2
- Spring-Reverb
- Spring Reverb Unit For Guitar
- Theremax Schematic
- Transistor Organ
- Tube Screamer to Octave Screamer
- Ultra Simple Bass Guitar Compressor
- Using an Accelerometer to Make an Active Subwoofer
- Vocal Zapper
- WAV PLAYER
- Zonk Machine and Treble Booster (PDF)
