Electrophones
Electrophones are instruments in which sound is generated by electrical means. While it is not officially in any published form of the Hornbostel-Sachs system, and hence, lacking proper numerical subdivisions, it is often considered a fifth main category.
- Denis d'or
- Drum machine
- Hammond organ
- Keyboard bass
- Kraakdoos (or Cracklebox)
- MalletKAT
- Mellotron
- Octapad
- Ondes Martenot
- Rhodes piano
- Synclavier
- Synthesizer
- Tannerin (a.k.a. Electro-Theremin)
- Telharmonium
- Theremin
Read more about this topic: List Of Musical Instruments By Hornbostel-Sachs Number