Audison VR 404 XR User Manual

Strada Regina Km 3,5 • I 62018 Potenza Picena (MC) • Tel.0733/870.870 • Fax 0733/870.880 • http://www.audison.com
PRINTED IN ITALY - Cod. 10122300
Power measures taken according to audison standard 1995 edition.
- 12 VDC and 13.8 VDC
- 1 KHz or Cut off crossover frequency
- 0.3 % THD
- Tolerance +10 %; -5 %
- Continuous power given from RMS Voltage into resistive load
- The amplifier power classification is made upon nominal 12 Volts battery voltage
at 4 Ohms load with all channels in function.
Amplificatore di potenza per auto
Auto Hi Fi Endstufen
Car power amplifier
Amplificateur de puissance pour l'automobile
MANUALE DI SERVIZIO
MANUAL D'ASSISTANCE
BEDIENUNGSANLEITUNG
SERVICE MANUAL
VR 404 XR
VR 404

Audison VR 404 XR Specifications

General

Brand	Audison
Model	VR 404 XR
Category	Amplifier
Language	English

Summary

FEATURES

PRECAUTIONS

Important advice for proper installation and operation of the amplifier.

INSTALLATION

Guidance on mounting the amplifier and using appropriate cables.

WARNING

Important notes regarding input/output connections and signal integrity.

TECHNICAL DATA

POWER SUPPLY

Specifies the voltage and current requirements for the amplifier's power supply.

CURRENT ABSORPTION

Details the amplifier's power consumption under idle and maximum load conditions.

POWER OUTPUT

Lists continuous power ratings across different impedance and voltage conditions.

DISTORTION AND BANDWIDTH

Provides specifications for THD distortion and frequency response bandwidth.

IMPEDANCE AND SENSITIVITY

Covers load impedance, input sensitivity, damping factor, and rise time.

OUTPUTS GAIN AND CHANNELS

Details preamplified output gain, channel configurations, and input types.

CONNECTORS AND FEATURES

Lists remote/mute connections, adjustable equalizer, and unit dimensions.

UPPER CONTROLS

SECTION "A" (A-C)

Details controls for Left and Right channels of Section A, including levels and mono input.

SECTION "B" (B-D-F)

Details controls for Left and Right channels of Section B, including levels and mono input.

AMBIENT EQUALIZER (E-G)

Controls for activating and adjusting the ambient equalizer filter.

MODE (H)

Selector for choosing between two or four input configurations.

CONNECTIONS AND FUNCTIONS

SECTION "A" (A-C)

Describes sensitivity controls and mono selection for Section A channels.

SECTION "B" (B-D-F)

Describes sensitivity controls and mono selection for Section B channels.

AMBIENT EQUALIZER (E-G)

Explains the filter activation and level control for the ambient equalizer.

MODE (H)

Details the selection for two or four input modes and their functions.

CONNECTIONS AND FUNCTIONS

SECTION LO - PASS (B-D-F-H-I)

Details controls for LO-PASS channels, including levels, crossover frequency, and Q control.

SECTION HI - PASS (A-C-E)

Details controls for HI-PASS channels, including levels and crossover frequency.

MODE (J)

Selector for choosing between IN LO (four inputs) or OUT-HI (two inputs) modes.

AMBIENT EQUALIZER (L-K)

Controls for activating and adjusting the ambient equalizer filter.

UPPER CONTROLS

SECTION LO - PASS (B-D-F-H-I)

Details LO-PASS channel controls, including levels, crossover frequency, Q factor, and mono bridge.

SECTION HI - PASS (A-C-E)

Details HI-PASS channel controls, including levels and crossover frequency.

MODE (J)

Switch to select between four inputs (IN LO) or two inputs (OUT-HI).

AMBIENT EQUALIZER (L-K)

Switch to activate or deactivate the ambient equalizer filter.