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Electro-Voice Dx38 User Manual

Electro-Voice Dx38
51 pages
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Dx 38
24 BIT DIGITAL SOUND SYSTEM PROCESSOR
OWNER’S MANUAL

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Electro-Voice Dx38 Specifications

General IconGeneral
AC voltage90-250 V AC (50-60 Hz)
Power consumption30 W maximum
Nominal input voltage1.55 V (+6 dBu)
Maximum input voltage24.5 V (+30 dBu)
Input impedance20 kΩ
Nominal output voltage1.55 V (+6 dBu)
Maximum output voltage8.7 V (+21 dBu)
Output impedance<100 Ω
Minimum load impedance600 Ω
Frequency response20 Hz–20 kHz (-0.5 dB)
S/N ratio>115 dB (typical)
THD without transformer<0.01% (1 kHz)
THD with transformer<0.05% (1 kHz)
A/D conversion24-bit; 128x oversampled; linear phase
D/A conversion24-bit; 128x oversampled; linear phase
Data format24-bit linear AD/DA conversion; 48-bit processing
Sample rate48 kHz
Display122 x 32 dots, graphic LCD display with LED backlight
3 master delays2–900 ms
4 channel delays0–900 ms
Delay increment21 µsec
Weight and Dimensions IconWeight and Dimensions
Dimensions1.72" (43.6 mm) x 19.0" (483 mm) x 14.8" (375 mm) hwd
Weight11 lbs (5 kg)

Summary

IMPORTANT SAFETY INSTRUCTIONS

IMPORTANT SERVICE INSTRUCTIONS

1. INTRODUCTION

1.1 Dx 38 FEATURES

Detailed overview of the Electro-Voice Dx 38's advanced digital sound system processor capabilities.

2. CONTROLS AND CONNECTIONS

2.1 FRONT PANEL

Description of the controls and indicators located on the front panel of the Dx 38 unit.

2.2 REAR PANEL

Description of the connections and ports located on the rear panel of the Dx 38 unit.

3. INSTALLATION AND CONNECTIONS

3.1 Balanced INPUT/OUTPUT Configuration

Details on setting up balanced audio connections for optimal performance with the Dx 38.

3.2 Unbalanced INPUT/OUTPUT Configuration

Guidance on establishing unbalanced audio connections for the Dx 38 unit.

4. FIRST OPERATION

4.2 LEVEL SETTINGS

Guidance on setting input and output levels for optimal gain structure and signal-to-noise ratio.

5. QUICK START

X-OVER Settings

How to adjust crossover frequencies for different output channels using the Dx 38's editing functions.

Loudspeaker Equalization

Instructions for using the equalizer settings to match the Dx 38 to specific loudspeaker systems.

Compressor / Limiter Settings

How to configure compressor and limiter parameters for system protection and peak control.

6. CONFIGURATIONS OF THE Dx 38

6.1 Stereo 2 Way Configuration

Details of the Stereo 2-Way crossover configuration, including input/output routing.

6.2 Stereo 2 Way Mono Sub + Fullrange

Configuration for a 2-way stereo system with a mono sub and additional full-range output.

6.3 3 Way + Fullrange

Description of the 3-way monaural crossover with a full-range output configuration.

6.4 3 Way Mono Sub + Fullrange

Configuration for a 3-way system with a summed mono sub and a full-range output.

6.5 3 Way Independent Sub + Fullrange

Details of a 3-way configuration using an independent sub-channel and a full-range output.

6.6 4 Way Configuration

Description of the monaural 4-way frequency crossover configuration.

6.7 2-IN-4 Configuration

Configuration for full-range operation with two inputs and four outputs.

7. OPERATION

7.1 PROGRAM SELECTION

Step-by-step guide to selecting and activating factory or user-defined programs on the Dx 38.

8. PARAMETERS

10. SPECIFICATIONS

10.7 BLOCKDIAGRAMM / BLOCK DIAGRAM

FLUSSDIAGRAMM / FLOW DIAGRAM

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