CH-1: Super Chorus
Input Impedance1 M ohmsOutput Impedance10 k ohms or greaterResidual Noise Level-95 dBu (IHF-A, Typ.)ConnectorsINPUT Jack, OUTPUT Jack A (mono)/ B, AC Adaptor Jack (DC 9 V)Power SupplyDC 9 V: Dry Battery 9 V type (6F22/9 V), AC AdaptorCurrent Draw22 mA (DC 9 V)AccessoriesDry Battery 9 V type (6F22/9 V)OptionAC Adaptor (PSA-Series)Size and Weight ( incl. battery )Width73 mm2-7/8 inchesDepth129 mm5-1/8 inchesHeight59 mm2-3/8 inchesWeight0.4 kg0 lbs. 15 oz.