7
System Block Diagram:
HI
INPUT
STAGE
TRBL MID BASS GAIN
GAIN
CONTROL
BRIGHT
LOW RTRNSEND
GAIN
STAGE
GAIN
STAGE
GAIN
STAGE
GAIN
STAGE
TONE
SHAPING
MSTR
VOL.
MIDTRBL
CH. A
CH. B
CH. A
CH. B
BASS
MSTR
VOL. EFFECTS
LEVEL
EFFECTS
DRIVER
EFFECTS
RETURN
MID
BOOST
MID
BOOST
LOW
BOOST
REVERB
SEND REVERB
RETURN
REVERB
LEVELS PRESENCE
DRIVER
OUTPUT
STAGE OUTPUT
TRANSFORMER
MAIN
SPEAKER
EXTENSION
SPEAKER
VC-120H Amplifier