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Velodyne ULD-12 User Manual

Velodyne ULD-12
10 pages
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Velodyne
OWNER'S MANUAL
ULD-12
Subwoofer System
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Velodyne ULD-12 Specifications

General IconGeneral
BrandVelodyne
ModelULD-12
CategorySubwoofer
LanguageEnglish

Summary

Safety Instructions

General Safety Precautions

Read and retain all operating instructions. Avoid water, heat, and ensure proper ventilation. Unplug when unused.

Installation Methods

Input Options and Cables

Connect using speaker-level or line-level inputs. Use appropriate cables and do not use both simultaneously.

Connecting via Amplifier Inputs

Diagram and instructions for connecting the ULD-12 using speaker-level 'FROM AMPLIFIER' inputs.

Connecting via Line Inputs

Diagram and instructions for connecting the ULD-12 using line-level inputs between pre-amp and power amp.

Operation and Care

Placement and Controls

Optimize placement for bass response and adjust the subwoofer level for desired balance with other frequencies.

Cleaning and Protection Circuitry

Clean cabinet with a damp cloth. Unit has protection circuitry against voltage drops or excessive signal.

Troubleshooting and Service

Check connections first. Contact dealer for damaged cords, abnormal operation, or water exposure.

Velodyne HGS System Technology

Understanding Distortion in Bass

Explains nonlinear distortion in loudspeakers, especially at low frequencies, and its impact on perceived bass.

Servo Series System Explained

Details the motional feedback and servo-motor system for reduced distortion and improved accuracy.

HGS System Components Overview

Describes key components like crossovers, loop/control stage, power amp, custom driver, and accelerometer.

System Specifications

Amplifier and Driver Specifications

Details amplifier power, sensitivities, and driver characteristics like diameter, travel, and voice coil.

Crossover, Cabinet, and Servo Details

Lists crossover frequencies, cabinet dimensions/weight, and servo loop gain/feedback rate.

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