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M81 Bass Preamp

M81 Bass Preamp
PREAMP
Description
The MXR M81 Bass Preamp combines a clean bass preamp and studio-quality direct injection box in a compact stompbox. Featuring separate Input and Output level controls, it allows precise gain staging for passive or active instruments. The active three-band equalizer section includes a sweepable midrange control covering frequencies from 250 Hz to 1 kHz. Integrated Constant Headroom Technology ensures high dynamic headroom and clean headroom performance. The pedal features both standard quarter-inch output and a balanced XLR direct output equipped with selectable pre or post EQ routing and ground lift.
Media
Manuals

Manual (EN)

External Link
Technical data
Width
000.00 mm
Depth
000.00 mm
Height
000.00 mm
Weight
000.00 mm
Circuit type
analog
Voltage
9V DC, center negative
Current
9mA
Boards with this pedal
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based on DUO 2.0

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mini bass board
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RB_Symply Analog
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justbitch
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