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Mesa/Boogie LoneStar Amplifier owner manual Table Of Contents, Front Panel Controls & Features

Models: LoneStar Amplifier

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TABLE OF CONTENTS

TABLE OF CONTENTS
OVERVIEW	1-2
HELPFUL HINTS	2-3
INSTANT GRATIFICATION	3
FRONT PANEL CONTROLS & FEATURES
INPUT	4
FOOTSWITCH	4
DRIVE	4
CHANNEL SELECT	5
DRIVE / CLEAN	5
THICK / NORMAL / THICKER	5
GAIN	6
TREBLE / MID / BASS	7-8
PRESENCE / MASTER	8
100 / 50 WATT: Channel Power Select	8-9
OUTPUT & SOLO CONTROLS	9-10
POWER: TWEED / OFF / ON & STANDBY	10
REAR PANEL CONTROLS, SWITCHES & JACKS
FUSE	11
RECTIFIER SELECT: Diodes & Tube Rectiﬁer Tracking	11
FX LOOP	12
REVERB	13
CHANNEL & SOLO: External Switch Ports	13
BIAS SELECT	13-14
SPEAKERS & SLAVE	14
REVERB REMOTE JACK	15
FACTORY SAMPLE SETTINGS & PERSONAL SETTINGS SHEET	16-18
TUBE MAINTENANCE & DIAGNOSIS	19-20
TUBE DESCRIPTION & TASK CHART	21
BIAS ADJUSTMENT: A feature article by Randall Smiths	22-24
SPEAKER IMPEDANCE & POSSIBLE HOOK-UP SCHEMES - Amps to Speaker Cab	25-30
TRIODES, PENTODES & IRISHMEN: A feature article on the workings of tubes	31-33
PART SHEET	34

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Mesa/Boogie LoneStar Amplifier Table Of Contents, Front Panel Controls & Features, Rear Panel Controls, Switches & Jacks

Contents

MESA BOOGIE Hello from the Tone Farm TABLE OF CONTENTS FRONT PANEL CONTROLS & FEATURESREAR PANEL CONTROLS, SWITCHES & JACKS PRECAUTIONS & WARNINGS READ AND FOLLOW INSTRUCTIONS OF PROPER USAGEREAR VIEW LONE STAR FRONT VIEW LONE STAROverview Continued HELPFUL HINTSSAMPLE #1. Sparkling Clean / Singing Lead HELPFUL HINTS ContinuedFRONT PANEL Controls & Features DRIVE / CLEAN FRONT PANEL Controls & Features ContinuedDRIVE FRONT PANEL Controls & Features ContinuedCLEAN GAIN CH FT SWTREBLE FRONT PANEL Controls & Features Continuedbecome dominant for further tweakingPAGE FRONT PANEL Controls & Features Continuedto dedicate to each of your two channels PRESENCEFRONT PANEL Controls & Features Continued controls the volume of the power sectionLONE STAR 2 with the DRIVE bypassed FRONT PANEL Controls & Features ContinuedREAR PANEL FUSEthe FUSE if necessary BYPASS REAR PANEL ContinuedFX LOOP Series to the LoopBIAS SELECT CHANNEL & SOLO External Switch PortsREAR PANEL Continued CHANNEL SOLO EXT SWstunning results REAR PANEL ContinuedBIAS SELECT Continued and the appearance of your LONE STARPAGE REMOTE FOOTSWITCH JACKREST AREA REAR PANEL ContinuedTUBE RECTIFIER TRACKING FACTORY SAMPLE SETTINGSSAMPLE # 2 CLEAN CLONES SAMPLE # 4 PURR & GRINDDIODES SAMPLE # 6 BARBEQUEFACTORY SAMPLE SETTINGS TUBE RECTIFIER TRACKINGSETTING # PERSONAL SETTINGS SHEET SETTING #SETTING # SETTING #Page Because your ampliﬁ er is an all tube design, it is quite possible that you will at some point experience minor pre-amptube noise. Rest assured - this is no cause for alarm and you can take care of the problem yourself in a matter of minutes by simply swapping tubes 6L6 6L6 6L6 5U4 LONESTAR TUBE TASK CHARTCOOLING FAN Description of Tube FunctionsHere’s a question we often hear Continued control grids. Voltage and current are NOT the same. Current is the AMOUNT of electricity, the “quantity” - and is measured in amperes. Voltage is the degree of electric charge - like the “pressure” to use the old water analogy. Let me illustrate how different voltage and current are Page Speaker A = 8 Ohms SPEAKER IMPEDANCE MATCHING & HOOK-UPGUIDEPOSITIVE = NEGATIVE =POSITIVE NEGATIVE Speaker A 8 OhmsSpeaker B 8 Ohms NEGATIVE POSITIVE Total Load = 4 OhmsPartial back view of some Mesa amp SAFE MISMATCHWIRING SCHEMES...Amplifier to Speaker Cabinets 8 Ohm CabinetCORRECT WIRING SCHEMES...Amplifier to Speaker Cabinets8 Ohm CORRECT MATCHSAFE MISMATCH WIRING SCHEMES...Amplifier to Speaker Cabinets8 Ohm 16 Ohm8 Ohm 16 OhmSAFE MISMATCH WIRING SCHEMES...Amplifier to Speaker CabinetsON TRIODES, PENTODES & IRISHMEN PENTODES Occasionally though, bar doors - even the louvered type - were found to be too effective, and too many customers turned away. Something further was needed to increase the attraction of the bar and overcome the resistance created by the door. Thus the cocktail waitress was invented A feature article by Randall Smith Designer / PresidentPENTODES Continued STFRONT VIEW REAR VIEWBOOGIE The Spirit of Art in Technology MESA OOGIE9/07/06 The Spirit of Art in Technology1317 Ross Street Petaluma, CA USA 707 778-6565FAX NO