Is this an original Omnichord (OM-36) power adapter? (More info in comments) : r/Omnichord
Upbright New Ac / Dc Adapter For Suzuki Omnichord Om-200 Om-200m Om-250 Om-250m Midi Synthesizer Power Supply Cord Charger Psu - Ac/dc Adapters - AliExpress
Amazon.com: PK Power AC/DC Adapter for Suzuki Omnichord OM-200 OM-200m OM-250 OM-250m MIDI Synthesizer Power Supply Cord Cable PS Charger Mains PSU : Electronics
The omnicord adapter review | Shannon kamal
Amazon.com: Suzuki AC Adapter for Omnichord OM-27, OM-36 & OM-84 Power Supply (QCA) : Electronics
12V AC Adapter for Suzuki Omnichord OM-27 OM-36 OM-84 Synthesizer Power Supply | eBay