Home › Forums › Products › Stompboxes › Powering an Eventide h90 from Strymon Ojai R30 › Reply To: Powering an Eventide h90 from Strymon Ojai R30 August 12, 2023 at 10:22 am #173101 StratmasterParticipant I’m using the Strymon Zuma with a current doubler using two 9volt/500mA outputs = 9volts1A. The H90 uses a 5.5/2.5mm DC jack (a ”standard” 9voltt DC jack is 2.1 mm) so you need to get a current doubler cable with the right plug.
