Description
Alpine S2-A120M S-Series 1,200W Mono Subwoofer Amplifier
Enhance your car audio system with the Alpine S2-A120M, a high-performance 1,200W mono subwoofer amplifier from the S-Series. Engineered with Class D technology and Hi-Res Audio certification, this compact amplifier delivers powerful bass with efficient power management, ideal for subwoofer upgrades.
Key Features of the Alpine S2-A120M
- Class D Amplifier Circuit: Provides efficient power output with minimal heat.
- Hi-Res Audio Certified: Supports high-resolution audio for superior sound quality.
- Built-in Selectable/Adjustable Crossovers: Includes low-pass filter (50-250 Hz) and subsonic filter (15-40 Hz).
- Two-Sided Terminal Layout: Simplifies wiring for front and rear connections.
- Optional Remote Bass Knob: Allows on-the-fly bass level adjustment (RUX-KNOB2 sold separately).
- CEA-2006 Compliant: Ensures accurate power ratings.
Specifications Table
| Specification | Details |
|---|---|
| Amplifier Type | Mono Subwoofer Amplifier |
| Power Output (RMS) | 1,200W x 1 @ 1Ω, 1,200W x 1 @ 2Ω, 600W x 1 @ 4Ω |
| Power Output (Max) | 2,000W x 1 @ 1Ω |
| Frequency Response | 10 Hz - 200 Hz |
| Signal-to-Noise Ratio | 105 dB @ 4Ω |
| Total Harmonic Distortion (THD) | < 1% @ rated power |
| Input Sensitivity | 200mV - 4V (RCA), 600mV - 10V (High-Level) |
| Crossover Frequencies | Low-Pass: 50-250 Hz (12 dB/Oct), Subsonic: 15-40 Hz (24 dB/Oct) |
| Damping Factor | > 250 |
| Operating Voltage | 9V - 16V DC |
| Idle Current | 0.8A |
| Maximum Current Draw | 140A @ 1Ω |
| Dimensions (W x H x D) | 7.48" x 2.01" x 7.09" (190 x 51 x 180 mm) |
| Weight | 5.5 lbs (2.5 kg) |
| Efficiency | Not specified |
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