Donner Looper User Manual

The Looper is a small and highly
intuitive single footswitch loop station
pedal providing you simple and fun
looping. Unlimited overdubs and
undo/redo function are very convenient
for creating musical inspirations.
Introduction
Overview
Owner’s Manual
Precautions
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.
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.
●Easy Controls
The Looper provides you simple and
intuitive user experience. Single
footswitch provides you convenient
looping operations, making your music
creation more enjoyable.
●CD Quality Recording/Playback
The Looper offers you CD quality
recording and playback that give you a
pure, uncompressed, lossless sound.
●Undo/Redo And Overdubs
The Looper supports unlimited
overdubs. You can undo/redo your last
recording by holding the footswitch after
overdubbing.
●Carefully Selected Components
The Looper is designed and built with
carefully selected components to ensure
best sound quality and road
performance. The solid Aluminum-alloy
chassis ensures touring reliability.
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.

Donner Looper Specifications

General

Bypass	True Bypass
Mono/Stereo	Mono
Type	Looper
Inputs	1 x 1/4" Instrument
Outputs	1 x 1/4" Instrument
Power Supply	9V DC (center negative)
Loop Time	5 minutes

Summary

Introduction

Precautions and Safety

Power Supply Requirements

Specifies using a DC 9V center negative AC adapter to prevent damage, malfunction, or safety hazards.

Connection Safety

Turn off power before connecting/disconnecting cables and adapter to prevent malfunction and damages.

Environmental Use Conditions

Avoid use in extreme temperatures, direct sunlight, magnetic fields, dusty, humid, or vibrating environments.

Electrical Interference

Operate unit away from strong electromagnetic sources to prevent malfunction or data corruption.

Proper Handling

Avoid excessive force, impacts, foreign objects, liquids, and unauthorized modifications; clean with a soft, dry cloth.

Product Overview and Features

Intuitive Controls

Offers a simple, intuitive user experience with a single footswitch for convenient looping operations.

Audio Quality

Provides CD quality recording and playback for a pure, uncompressed, lossless sound experience.

Looping Functions

Supports unlimited overdubs and undo/redo of the last recording via footswitch operation.

Build Quality

Features carefully selected components and a solid Aluminum-alloy chassis for sound quality and road reliability.

Connections and Controls Diagram

Input and Output Jacks

Details the 1/4" mono audio jacks for connecting instruments, amps, or other devices.

DC 9V Power Jack

Specifies the 9-volt DC jack for power supply using a regulated AC adapter with specific polarity.

Level Control Knob

Describes the function of the LEVEL knob for controlling the looper playback volume.

Features and Specifications

Key Features

Lists compact size, ease of use, CD quality, infinite overdubs, undo/redo, 10-min recording, and LED indicator.

Technical Specifications

Details max recording time, power requirement, current consumption, dimensions, weight, and material.

Operating Instructions

Power and Status Indicators

Explains LED status (None, Green, Red) for power on, empty, stop, record, play, and overdub states.

Footswitch Operations

Details footswitch actions for recording, overdubbing, playing, stopping, undo/redo, and clearing loops.

Recording Limits

Indicates recording around 10 minutes and storage nearing full status with specific LED indications.