Filter
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7
PB800
PortaBass Bass Amplifier Head
System Block Diagram
LIMIT
CHANNEL 1
0dB
-12dB
GAIN
PEAK
LOW MID HIGH
HIGH
PASS
FILTER
ULTRA
LOW
ULTRA
HIGH
CHANNEL 2
0dB
-12dB
GAIN
MASTER
PRE
POST
LEVEL
LOW MID MID
FREQ
HIGH
HIGH
PASS
FILTER
ULTRA
LOW
ULTRA
HIGH
TRANSFORMER
BAL. LINE OUT
GND
LIFT
SPEAKER
OUTPUTS
EFFECTS
BLEND
CW
EFFECTS
RETURN
EFFECTS
SEND
LINE
OUT
POWER
AMP
MID
FREQ