TR-707: Recommended Power Supply May 24, 2023 03:44 Updated Follow The following is a list of compatible power supplies: Roland ACG-120 Roland ACN-120 Roland ACO-120 Related articles TR-707: Technical Specifications TR-727: Recommended Power Supply TR-707, TR-727: Changing the sync settings on the TR-707/727 TR-707, TR-727: Initializing the Unit - Restoring the Factory Settings TR-909: Technical Specifications