Alpine X-A90V

4-channel + Mono Power Amplifier

Alpine introduces the all-new X-Series of high-grade speakers and amplifiers. These products have been engineered and tuned to create a perfect match for extraordinarily dynamic, realistic sound reproduction and a spatial sound impression.

The all-new X-Series amplifiers set a new standard for sound quality performance and power output in a very compact design. Available in mono, four channel and five channel configurations, these amps are a perfect match for the all-new X-Series speakers and subwoofers.

FEATURES

Install

• Terminal Layout: One side
• Screw Mount / Wire Cover: Plug Type Connector (PWR and SPK Terminal)
• Mounting Design: Easy Stacking and Smart Installation

General

• Amplifier Type: Class-D (Digital)
• Channel Design: 4-channel + 1-channel (Mono)
• Thermal Control: Thermal Management Control
• Power Supply: PWM regulated Interleaved flyback with active clamp
• Board Circuitry: S.T.A.R. Circuitry
• Power Indicator: Top Mounted LED Power/Status Indicator
• Speaker Level Input with remote turn on
• Crossover: Adjustable Low-pass (LPF) / High-pass Filter (HPF)
• Built-in Bass EQ
• Subsonic Filter: Variable Subsonic Filter
• Gain Control: Adjustable
• Bass Control: Remote Bass Control (RUX-KNOB2) Ready

SPECIFICATIONS

Max Power Output Ratings

• Total Max Power: 1800W

RMS Power Ratings

• Per Channel into 4ohms, 14.4V (≤1%THD+N): 75W RMS x 4 + 300W RMS x 1
• Per Channel into 2ohms, 14.4V (≤1%THD+N): 100W RMS x 4 + 500W RMS x 1
• Bridged into 4ohms, 14.4V (≤1%THD+N): 200W RMS x 2

Sound Tuning

• Subsonic Filter (Subwoofer): 8-40 Hz (-24dB/oct) for Mono
• Crossover Frequency (LPF): 50-400 Hz (-24dB/oct) Mono
• Crossover Frequency (HPF): 50-400 Hz (-12dB/oct) Full-Range
• Equalizer (Bass EQ): 0-12dB

General

• Power Requirements: 14.4 V.DC (9 - 16 V allowable)
• Input Sensitivity (Speaker Level Input): 0.5 - 10V (CH1/2, CH3/4), 0.4 - 10V (Subwoofer)
• Input Sensitivity (RCA Input) : 0.2 - 4V (CH1/2, CH3/4), 0.1 - 4V (Subwoofer)
• High Level Input with automatic power on
• Cable size: Power Cable 4AWG (20mm2), SPK Cable 8AWG (8mm2)
• Frequency Response (+0, -3dB: 1W into 4 ohms) for CH-1/2/3/4: 10 - 60kHz
• Frequency Response (+0, -3dB: 1W into 4 ohms) for Subwoofer: 8 - 400 Hz
• THD+N (10W into 4 ohms): <0.02%
• THD+N (600W into 4 ohms): <0.07%
• Damping Factor for CH-1/2/3/4: >500
• Damping Factor for Subwoofer: >1000
• Signal to Noise (Rated Power into 4 ohms): >105dB (CH1-4)
• Signal to Noise (Rated Power into 4 ohms): >104dB (Mono)
• Weight: 3.3 kg

Dimensions

• Heat Sink (WxHxD) mm: 297 x 51 x 192