AC8 is a professional medium sized dedicated multi-output power supply for effect pedals. It's a perfect solution for small or medium size rigs with a single pedal which requires an AC power source. Outlet 7 or 8 will power your vacuum tube pedal from Electro-Harmonix, Hughes & Kettner or Kingsley, the Whammy or JamMan from DigiTech, or other pedal which requires 9 or 12V AC. The first 6 outlets offering 400mA are ideal for pedals using 9 or 12V DC at lower currents op to 100mA. Combined with the included Stack Flex the AC8 will also power your 18 or 24V pedal. 9 or 12V DC at lower currents op to 200mA.