HELIX 1000Power cap with a capacity of 1.000.000 μFDiameter: 75 mm / 3"Length: 235 mm / 9,25"THE original from Audiotec Fischer, the inventor of the power Cap. This accessory is something that should never be missing in any high-quality sound system. Thanks to their large capacity and minimum internal resistance, HELIX power Caps can provide an enormously high amount of power for a short time to deliver enough energy for the power amps.Specifications: