Bass Amplifier; System Block Diagram - Crate BT220H User Manual

System Block Diagram:

INPUT
-15dB PAD
CD
INPUT
BALANCED
LINE OUT
BALANCED
LINE OUT
GND/
VOLUME
GND
LIFT
BT220H

Bass Amplifier

TUNER
A BC D EF G
BUFFER
LEVEL
DISTORTION
MUTE
MASTER
PRE
POST
OCTAVE
LEVEL
FOOT
SWITCH
EQ
LOW LOW
MID
NOISE
GATE
SHAPE
GAIN
EFFECTS LOOP
SEND RETURN
LIMIT
POWER
AMP
POWER
AMP IN
ATTENUATOR
PREAMP
OUT
SWITCHING
CIRCUITRY
CHANNEL
HIGH HIGH
SWITCH
MID
LEVEL
EFFECTS
BLEND
EXTERNAL
SPEAKER
EXTERNAL
SPEAKER
HEAD
PHONES
7