Looking at the schematic, it looks as though this should run off an 18v power supply. Confirm?
P paulharvey New member Apr 27, 2019 #1 Looking at the schematic, it looks as though this should run off an 18v power supply. Confirm?
Y yanivt Member Apr 28, 2019 #2 No, it uses standard 9V and an internal charge pump and regulator to create +15V and +18V.
