Phoenix Gold SD320.4 User Manual

Amplifier Manual

Manual del Amplificado r

Manuel del’amplificateur

Features: Caractéristiques:

Model: SD320.4

• High and Low Pass Crossovers

• Audiophile BiPolar Output Transistors

• Robust Unregulated Power Supply

• Fan Cooling System with Thermal Rollback

• Surface Mount Component Technology

• Direct Insert Power and Speaker Terminals

• Audio Precision Quality Control Verication

• High Temperature Plexiglass cover

• RMD - Remote Monitoring Display Port

• Filtres croisés passe-haut et passe-bas

• Audiophile Transistors de Bipolaire

• Alimentation électrique robuste non réglementée

• Ventilateur de refroidissement avec protection thermique

• Technologie de composant monté en surface

• Terminaux d’alimentation et de haut-parleurs à
insertion directe

• Vérication du contrôle de la qualité de la précision audio

• Couvercle de plexiglas résistant aux températures élevées

• RMD - Entrée De L’achage de Tension a Distance

Características:

• High and Low Pass Crossovers

• Transistores de salida BiPolar Audiophile

• Robusta y no regulada Fuente de Poder

• Ventilador de refrigeración con reducción térmica

• Tecnología “Surface Mount Component”

• Conexiones directas de terminales de poder y de
parlantes

• Control de vericación de calidad de precisión de audio

• Cubierta de Plexiglás resistente a altas temperaturas

• RMD - Puerto de display para monitoreo remoto

Amplier Owner’s Manual

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SPECIFICATIONS

SD320.4 SPECIFICATIONS

Frequency Response: ± 1dB from 20Hz to 20kHz
Signal to Noise Ratio: >100dB
High and Low Pass Crossovers: 12dB per Octave
Crossover Range: 40Hz to 400Hz
Bass Boost @ 45Hz: 0 to +18dB
Low Level Input Range: 200 millivolts to 8 volts
Lowest Recommend Load: 4 ohms Bridged/2 ohms Stereo
Typical Eciency: 50%
Damping Factor Greater than 200

RMS Power Output 60w x 4 @ 4 ohms Stereo
80w x 4 @ 2 ohms Stereo
160w x 2 @ 4 ohms Bridged

Power/Ground Wire Size: 8 Gauge
Recommend Power Wire Fuse: 40a
Dimensions (Includes Mounting Feet): 11.6” L x 6.93” W x 2.0” H
294mm L x 176mm W x 51mm H
Dimensions (Includes Terminals): 12.2” L x 6.93” W x 2.0” H
310mm L x 176mm W x 51mm H

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Amplier Owner’s Manual

FRONT AND REAR INPUTS

Connect preamp signal cables from headunit to these inputs. The front
AND rear inputs must be used, if only the front input is used then the rear
speaker outputs will have no output signal.

CROSSOVER FREQUENCY

Controls the crossover point for the speaker outputs.

BASS BOOST

Variable bass boost from 0 to +18dB @ 45Hz.

SENS

Used to reach maximum amplier power with a wide variety of headunits.

CONFIG

FLAT: Crossovers are turned o
HP: High pass crossover is on
LP: Low pass crossover is on

+12V

This must be connected to the fused positive terminal (+12V) of the car’s
battery. The fuse must be located within 18 inches of the battery.

REMOTE

This must be connected to switched +12V, usually a trigger wire coming
from the head unit or ignition.

GROUND

This must be connected to the negative terminal of the car’s battery or
bolted to a clean, unpainted part of the chassis of the vehicle.

REMOTE MONITORING DISPLAY (RMD)

Connect optional RMD Voltage Display to this port.

SPEAKER OUTPUTS

Used to connect the amplier to speakers. SD320.4’s minimum
impedance is 4 ohms bridged or 2 ohms stereo. Use the Right + and
Left - to bridge the channels.

Note: SD320.4 contains a cooling fan located on the power endpanel.

SD320.4

4 Channel Power Amplifier