Technical information
Manuals
Brands
Marshall Amplification Manuals
Musical Instrument Amplifier
2203
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100 WATT MASTER VOLUME – CHANGES FOR 6550 OUTPUT TUBES
CHANGES NECESSARY FOR 6650 OUTPUT TUBES:
•
BIAS DROPPING RESISTOR CHANGE FROM 27K TO 15K
•
BIAS SPLITTER RESISTORS CHANGE FROM 220K TO 82K
•
NEGATIVE FEEDBACK WIRE ATTACHES TO 4
Ω
TAP
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