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Mesa/Boogie MARK 1 owner manual Ross Street Petaluma, CA USA, The Spirit of Art in Technology

Models: MARK 1

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The Spirit of Art in Technology

(707) 778-6565 FAX NO. (707) 765-1503

1317 Ross Street Petaluma, CA 94954

USA

Page 30

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Mesa/Boogie MARK 1 owner manual Ross Street Petaluma, CA USA, The Spirit of Art in Technology, 707 778-6565FAX NO

Contents

MESA BOOGIE Hello from the Tone Farm Precautions Table of ContentsMK-1 FRONT PANELPRECAUTIONS & WARNINGS READ AND FOLLOW INSTRUCTIONS OF PROPER USAGEMARK 1 Operating Instructions FRONT VIEW MkREAR VIEW Mk OVERVIEWFRONT PANEL a traditional blues soundducing a fat, warm and very smooth tone FRONT PANEL Continuedto the pre-ampin the early stages be set above 0 to produce soundMARK FRONT PANEL Continuedwarm tone and spongy, elastic feel MARKREAR PANEL FRONT PANEL Continued3A GROUND REAR PANEL Continued drive an Effect when you change to INPUT channelsfeedback will result REAR PANEL Continued Front Panel instructionsTUBE TASK CHART MARKView from above - looking down on chassis MARK Personal Sample Settings SheetMK-1 MARKTUBE MAINTENANCE & MICROPHONICS DIAGNOSING POWER TUBE PROBLEMSTUBE NOISE DIAGNOSING PRE AMP TUBE PROBLEMS PAGESpeaker A = 8 Ohms POSITIVE =NEGATIVE = Speaker B = 8 OhmsSpeaker B 8 Ohms Speaker A 8 OhmsTotal Load = 4 Ohms NEGATIVE POSITIVESAFE MISMATCH SAFE MISMATCH4 Ohm Cabinet 8 Ohm Cabinet 84Ohm CabinetWIRING SCHEMES...Amplifier to Speaker Cabinets 8 OhmCORRECT MATCH 8 Ohm8 Ohm WIRING SCHEMES...Amplifier to Speaker Cabinets8 Ohm 16 Ohm8 Ohm SAFE MISMATCHWIRING SCHEMES...Amplifier to Speaker Cabinets SAFE MISMATCHBIAS ADJUSTMENT A continuing series BIAS ADJUSTMENT Continued Page ON TRIODES, PENTODES & IRISHMENN TRIODES PENTODESA feature article by Randall Smith Designer / PresidentPAGE MARK Front ViewRear View MARKMESA BOOGIE The Spirit of Art in Technology1317 Ross Street Petaluma, CA USA The Spirit of Art in Technology707 778-6565FAX NO