Mesa/Boogie Express Plus

Precautions _______________________________________________________________________________ 0
Overview ________________________________________________________________________________ 1-2
FRONT PANEL CONTROLS & FEATURES
MODES: CLEAN, CRUNCH, BLUES, BURN ____________________________________________________ 3-4
INSTANT GRATIFICATION, HELPFUL HINTS _____________________________________________________ 5
GAIN _____________________________________________________________________________________ 6
TREBLE __________________________________________________________________________________ 6
MID ______________________________________________________________________________________ 7
BASS _____________________________________________________________________________________ 7
REVERB __________________________________________________________________________________ 7
MASTER __________________________________________________________________________________ 8
EQUALIZER SECTION _____________________________________________________________________ 8-9
PRESET DEPTH CONTROL __________________________________________________________________ 9
CHANNEL POWER SELECT ______________________________________________________________ 10-11
SOLO CONTROL __________________________________________________________________________ 11
CHANNEL SELECT ________________________________________________________________________ 11
POWER __________________________________________________________________________________ 12
STANDBY ________________________________________________________________________________ 12
REAR PANEL CONTROLS, SWITCHES & JACKS
FUSE ____________________________________________________________________________________ 13
FOOTSWITCH JACK _______________________________________________________________________ 13
EXTERNAL SWITCHING ____________________________________________________________________ 13
EFFECTS LOOP ___________________________________________________________________________ 14
SPEAKERS ____________________________________________________________________________ 14-15
FACTORY SAMPLE SETTINGS _______________________________________________________________ 16
PERSONAL SETTINGS _____________________________________________________________________ 17
DIAGNOSING TUBE PROBLEMS __________________________________________________________ 18-19
BIAS ADJUSTMENT ARTICLE ____________________________________________________________ 20-22
SPEAKER IMPEDANCE MATCHING AND HOOKUP GUIDE _____________________________________ 23-28
FEATURE ARTICLE: ON PENTODES, TRIODES & IRISHMEN by Randall Smith ____________________ 29-31
TUBE TASK CHARTS: 5:25+ & 5:50+ _______________________________________________________ 32-33
PART SHEETS: 5:25+ & 5:50+ _____________________________________________________________ 34-35
Table of Contents
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