20-20 manual - Mesa Boogie
20-20 manual - Mesa Boogie
20-20 manual - Mesa Boogie
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TUBE LAYOUT and TASKS<strong>20</strong>/<strong>20</strong>REAR PANEL (cut-a-way view looking down from the top of unit)MESA12AX7AMESA12AX7AMESA12AX7AMESA12AX7AMESA12AX7AMESA12AX7AMESA12AX7AV7V6V5 V4 V3 V2 V1LEFTSIDE12AX7THESE 4 TUBESEL-8412AX7RIGHTSIDEV1 - A = Channel B Input StageV1 - B = Channel A Input StageTUBE ASSIGNMENTV5 =V6 =Power Tubes for Channel AV2 - A =V2 - B =Phase Inverter for Channel BV7 - A =V7 - B =Phase Inverter for Channel AV3 =V4 =Power Tubes for Channel BDIMENSIONS & SPECIFICATIONSWEIGHT: shipping weight <strong>20</strong> lbs.HEIGHT: 1 rack unit - 1 3/4 nchesDEPTH: 13 inches ( over all - including knobs )INPUT IMPEDANCE:POWER REQUIREMENTS: (from AC mains) 117 voltsPAGE 6PAGE 6
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