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HEDD Type 20 User Manual

HEDD Type 20
7 pages
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Type 20
Near- / Midfield Studio Monitor
Operation Manual
EN
Heinz Electrodynamic Designs
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HEDD Type 20 Specifications

General IconGeneral
TypeActive Studio Monitor
Frequency Response32 Hz - 50 kHz
Amplifier Power300W
TweeterHEDD Air Motion Transformer
Amplifier Power (Woofer)200W
Amplifier Power (Tweeter)100W
Crossover Frequency250 Hz, 3.2 kHz
InputsXLR, RCA
Driver Type (Woofer)Honeycomb Composite
Driver Type (Tweeter)Air Motion Transformer
Midrange4" Honeycomb Composite Midrange

Summary

Safety Instructions

Graphical Symbols Explanation

Explains warning symbols like 'Danger of Electric Shock' and 'Caution' found in the manual.

General Safety Precautions

Covers essential safety rules for electrical equipment, lightning, and environmental conditions.

Handling and Maintenance Safety

Details safe practices for connecting, cleaning, operating, and transporting the speakers.

Introduction and System Overview

Unpacking and Connecting

Guides on unpacking, acclimation, and initial connection of the studio monitor.

Gain Control Function

Explains the function and adjustment range of the gain control for volume adjustment.

Shelving Filters

Details the purpose and use of low and high shelf filters to address room acoustics.

Status LEDs

Describes the meaning of the front panel LED indicators for operational status.

HEDD Bridge Functionality

Explains the modular system for digital audio protocols and AoIP connectivity.

Speaker Placement

Stereo Positioning Guide

Provides recommendations for optimal horizontal speaker placement in a stereo setup.

Surround Positioning Guide

Offers guidance on speaker placement angles for surround sound configurations.

HEDD Air Motion Transformer Technology

AMT Principle and Advantages

Explains the Air Motion Transformer tweeter technology and its benefits for sound reproduction.

Diaphragm Area and Dynamics

Details the diaphragm's role in increasing dynamic output and widening dispersion.

Frequency Response

On-Axis Frequency Response Chart

Displays the frequency response graph for woofer, midrange, and tweeter drivers.

Troubleshooting

Common Issues and Solutions

Provides solutions for common problems like no audio output, hum, noise, or incorrect LED status.

Technical Data

Driver and Connector Specifications

Lists detailed specifications for the speaker drivers and input connectors.

General Performance and Dimensions

Outlines amplification, sensitivity, frequency response, SPL, dimensions, and warranty.

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