Bt220, System block diagram – Crate Amplifiers BT220 User Manual

Page 7

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BT220

Bass Amplifier

7

System Block Diagram:

BUFFER

INPUT

-15dB PAD

LEVEL

LOW

LOW

MID

HIGH

MID

HIGH

CHANNEL

SWITCH

PRE

LIMIT

POST

MUTE

EQ

NOISE

GATE

GAIN

DISTORTION

LEVEL

TUNER

A BC D EF G

SHAPE

LEVEL

OCTAVE

MASTER

BALANCED

LINE OUT

VOLUME

BALANCED

LINE OUT

GND/

GND

LIFT

EFFECTS

BLEND

EXTERNAL

SPEAKER

SEND

HEAD

PHONES

POWER

AMP

SPEAKER

ATTENUATOR

RETURN

CD

INPUT

EFFECTS LOOP

FOOT

SWITCH

SWITCHING

CIRCUITRY

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