INPUTS INPUT 1impedance 500 Kohm, max. voltage 15 VppINPUT 2 (Balanced XLR/1/4" combo)balanced, impedance 500 Kohm, max. voltage 15 Vpp, phantom power 48VEFFECT RETURN impedance 33 Kohm, max. voltage 10 Vpp CONTROLS GAIN 1-60 dB to +23 dB rangeGAIN 2-60 dB to +23 dB rangeMIXmixes tube and solid state gainMASTER VOLUMELINE OUT LEVELGROUND LIFTswitch on rear panelPRE/POST EQswitch on rear panelMUTEpush/pull on&nbsp master knob EQUALIZATION LOWcenter frequency: 40 Hz level: &plusmn 16 dBLOW MIDcenter frequency: 360 Hz, level: &plusmn 16 dBHIGH MIDcenter frequency: 800 Hz, level: &plusmn 16 dBHIGHcenter frequency: 10 kHz, level: &plusmn 16 dBVPF (Variable Pre-shape Filter)center frequency 380 Hz (cut)VLE (Vintage Loudspeaker Emulator)frequency range 250 Hz-20 kHz (cut) OUTPUT LINE OUT balanced XLR, max. voltage 20 VppEFFECT SENDunbalanced, max. voltage 20 Vpp (pre-EQ)TUNER OUTunbalanced, max. voltage 2 VppSPEAKER OUTspeakon/1/4" combo, 1/4" OTHER WEIGHT6.31 lbs / 2.86 kgDEPTH10.1 in. / 25.6 cmWIDTH10.87 in. / 27.6 cm HEIGHT2.8 in. / 7.1 cmOUTPUT POWER500W RMS @ 8 ohm, 800W RMS @ 4 ohmPOWER REQUIREMENT100/120V 230V 240V50/60Hz