Donner Alpha Bass User manual

READ CAREFULLY BEFORE PROCEEDING
Please keep this manual in a convenient place for future reference.
Power Supply
Always use a DC 9V center negative AC adapter. Use of an adapter other than that specified
could damage the unit or cause malfunction and pose a safety hazard.
Always connect the AC adapter to an AC outlet that supplies the rated voltage required by the
adapter.
Disconnect the AC adapter from the AC outlet when during lightning storms or not using the unit
for an extended period.
Connections
Always turn off the power before connecting or disconnecting. Make sure to disconnect all
cables and AC adapter before moving the unit. This will help prevent malfunction and damages.
Environment Considerations
Avoid using the unit in any of the following conditions that could cause malfunction:
● Extremely hot or cold places
● Under direct sunlight
● Magnetic fields
● Near heaters and other heat sources
● Sandy or dusty places
● Places that are extremely humid or exposed to splashing water
● Places with lots of vibrations
Electrical Interference
Devices that are very susceptible to interference or that emits powerful electromagnetic waves
(e.g. radios and TVs) should not be placed near this unit, as interference could occur.
Electromagnetic interference could cause malfunction and could corrupt or destroy data.
Always operate this unit at a suitable distance from these devices.
Handling
Do not apply excessive force to the switches and other controls, exposing the unit to strong
impacts, which could cause it to break.
Do not put foreign objects or liquids into the unit.
Never open the case or attempt to modify the product in any way since this can result in
damage to the unit.
Clean only with a soft, dry cloth.
Precautions
www.donnerdeal.com
Owner’s Manual

d
e
Connection & Controls
j
k
l
m
COMPRESSOR
LEVEL Knob: Adjusts the output level.
SENSE Knob: Adjusts the amount of compression.
ATTACK Knob: Adjusts the compression attack intensity.
Footswitch: Turns the effect on/off.
f
g
h
i
BASS DRIVE
VOL Knob: Adjusts the output level.
GAIN Knob: Adjusts the amount of overdrive.
TONE Knob: Adjusts the tonal brightness.
Footswitch: Turns the effect on/off.
CHORUS
LEVEL Knob: Adjusts the chorus volume.
Footswitch: Turns the effect on/off.
a
b
IN Jack: 1/4” mono audio jack, for
connecting instrument.
9V DC Jack: Use 9V DC regulated
with AC adapter (500mA barrel
positive, center negative).
cOUT Jack: 1/4” mono audio jack,
for connecting to amplifier.
The Mini Effect Chain series Alpha Bass is a compact effects pedal chain that combines three must-have bass effects in one. It is the perfect solution for discerning bassists on the go.
●Convenient compact size
●Three must-have modules in one stompbox chain
●Buffer Bypass
●Reliable aluminum alloy casing and all metal footswitches
Introduction
Overview Features
Power Requirement: 9V DC center negative
Current consumption: 100mA
Dimensions: 196x64x45mm
Weight: 360g
Material: Aluminum alloy
●Three modules in one
The Alpha Bass starts with an opto-style compressor with natural attack and sustain. This compressor
gets that silky, studio rack voice. A special bass overdrive is next with a flexible tonal range, making it
great for every genre. Third in line is a warm, lush chorus with deep dimensions.
●Easy, flexible controls
Each module is fully adjustable with mini knob control. The knobs are fitted with grip-friendly rubber rings
so you can tweak your tone on the fly.
●Carefully selected components
The Alpha Bass pedal was designed and manufactured with quality components for exceptional sound
and sturdy performance. The aluminum alloy casing and all metal footswitches ensure road worthy
reliability.
Specifications
a
b
c
d
e
f h
gjk
i
l
m
n
nXLR: Balanced output jack, for
connecting to mixer.