Uploaded December 2022 | Updated September 2026, 1 week ago
Although it doesn't have several features of the OM-84, the OM-36 is designed better with a flexible connector between the two main circuit boards which is less prone to damage over time.
Features:
- 84 chords (12 keys x 7 variations: major (top row buttons), minor (middle row), (minor) 7th (eg. C7) (bottom row), major 7th (eg Cmaj7th) (top + bottom), minor 7 (eg. Cm7) (middle + bottom), diminished (eg. Cdim) (top + middle) and aug 5th (all three buttons))
- 10 punchy, preset analog drum patterns with optional auto chord and bass accompaniment
- Built-in speaker
- 1/4" output jack
- Runs on 8 "C" batteries or 12V negative (-) tip AC adapter
Although it doesn't have several features of the OM-84, the OM-36 is designed better with a flexible connector between the two main circuit boards which is less prone to damage over time.
Features:
- 84 chords (12 keys x 7 variations: major (top row buttons), minor (middle row), (minor) 7th (eg. C7) (bottom row), major 7th (eg Cmaj7th) (top + bottom), minor 7 (eg. Cm7) (middle + bottom), diminished (eg. Cdim) (top + middle) and aug 5th (all three buttons))
- 10 punchy, preset analog drum patterns with optional auto chord and bass accompaniment
- Built-in speaker
- 1/4" output jack
- Runs on 8 "C" batteries or 12V negative (-) tip AC adapter
![1970 MATTEL Optigan Program Disc: Big Top Marching Band (4/4) [70163]](https://i.ytimg.com/vi/wrqq8LKqYRY/mqdefault.jpg "1970 MATTEL Optigan Program Disc: Big Top Marching Band (4/4) [70163]
Sounds from Optigan Music Maker. Get the Optigan app to hear better samples and it works just like the real thing. You can even play the virtual discs upside-down (backwards). Or, get them at optigan.com.")
