Walrus Audio ARP-87 - User Manual

9 volt DC, Center Neg.
100ma min*
Output Jack
Bypass LED
Bypass Switch
Rate LED
Tap Input
Tap Switch
Input Jack
*The use of an isolated power supply is recommended for powering all Walrus Audio
Pedals. Daisy chain power supplies are not recommended.
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Summary

ARP-87 Pedal Overview and Operation

Power Specifications and Connections

Details power requirements (9V DC, Center Neg., 100mA min) and audio input/output jacks.

Control Knobs, Switches, and Indicators

Identifies all pedal controls: Level, Dampen, Repeats, Ratio, X, Program knobs, Bypass/Tap switches, and Bypass/Rate LEDs.

Power Supply Usage Recommendations

Advises using isolated power supplies and discourages daisy-chaining for optimal performance.

ARP-87 Controls Explained

Primary Controls

Details the function of Level, Dampen, Repeats, Ratio, X, and Program knobs for delay effect shaping.

Momentary Functions

Explains how to use momentary bypass and momentary X parameter ramping for expressive control.

Trails Mode Operation

Describes how to enable or disable delay trails for natural or abrupt effect cutoff.

Walrus Audio ARP-87 Specifications

General

Brand	Walrus Audio
Model	ARP-87
Category	Music Pedal
Language	English