Technical Data Solid State Transistor powered Bass Preamplifier, 19" rack mountable, 2 rackspaces high. Inputs 1 Jack (1/4“) A for passive basses and active basses with low output level, 1,6 MOhm 1 Jack (1/4“) B for active basses, additional pre-damping control, 3,3 MOhm Equalization Bass +/- 15dB 60Hz Low +/- 12dB 130Hz Mid +/- 8dB 550Hz High +/- 12dB 4.2kHz Treble +/- 15dB 12kHz Outputs 1 Tune Send Jack 1/4" 1 Pre-Amp Out Jack 1/4" 1 Balanced DI Out XLR, with level control, pin 1 ground, pin 2 signal+, pin 3 signal - 2 Speakers Speakon, pin 1+ and 2+ signal hot, pin 1- and 2- signal cold Effects 1 Serial Loop, pre eq 1 Parallel Loop, post eq, with mix feature (0-100%) and footswitch activation. Switches 1 Tune (cancelles all outputs without Tune Send) 1 Input A/B (activates Input A or B) 1 Eq On 1 Effect On 1 Power On 1 Ground Lift 1 DI pre/post Eq 1 Footswitch jack Tune On 1 Footswitch jack Effect On Special Features LED Peak Indicators for Pre-Amp and Power Amp LED Indicators for all switch functions Built in A/B box with separate damping control for Input B Output Power: 440 watts@4 ohms Frequency Range: 20 Hz to 25 KHz -1dB Power Requirement: 230V AC, 3,15A Slo / US-Version 115V AC, 6.3A Slo Japan-version 100V AC, 8A slo Dimensions: 483 mm x 88 mm x 298 mm (19 x 3,5 x 11,8" )