Arp
- 1601 - Sequencer
- 2600 – 3620 - Electronic Audio Synthesizer
- Avatar - Synthesizer
- Axxe - Electronic Music Synthesizer
- Explorer 1 - Synthesizer
- Little Brother - Synthesizer
- Odissey - Synthesizer
- Omni - Analog Synthesizer
- Omni 2 - Polyphonic Synthesizer
- Pro Soloist 2701 - Synthesizer
- Pro/Dgx 2720 - Synthesizer
- Quadra - Programmable Synthesizer
- Quartet - Analog Synthesizer
- Solus - synthesizer