Alpine HDA-M80

Alpine HDA-M80 Status Series Hi-Res Mono Subwoofer Amplifier The Alpine HDA-M80 is a high-resolution, mono subwoofer amplifier from Alpine's Status Series, designed to deliver powerful and precise bass performance. Utilizing advanced Class-D amplification and Alpine's proprietary technologies, the HDA-M80 ensures ultra-low distortion and exceptional sound quality, making it an ideal choice for audiophiles seeking studio-quality sound in their vehicles. Key Features Feature Details Power Output 500W RMS x 1 @ 4Ω 800W RMS x 1 @ 2Ω Amplifier Class Class D with Dual Negative Feedback Control Circuit High-Resolution Audio Supports 192kHz/24Bit playback; frequency response: 8Hz – 400Hz (-3dB) Signal-to-Noise Ratio 83dB (ref. 1W into 4Ω) Total Harmonic Distortion ≤0.02% (10W into 4Ω) Damping Factor >1500 Input Options Selectable High (0.5–10V) / Low (0.2–4V) level inputs Crossovers Variable Low-Pass Filter: 50–400Hz, 24dB/octave Variable Subsonic Filter: 8–40Hz, 24dB/octave Bass Boost Variable 0–12dB @ 50Hz Remote Control Compatible with Alpine RUX-KNOB.2 or RUX-H01 (sold separately) Design Compact chassis with copper-plated design and black circuit board; one-sided terminal layout for easy installation What’s in the Box Alpine HDA-M80 Mono Amplifier Top cover (installed) Power connector plug Speaker connector plug 2 Mounting legs Three 30-amp ATO fuses (installed) 2mm, 2.5mm, and 4mm Allen wrenches Four 3/4" Screws Eight 3/8" Screws Owner's Manual Alpine Verification Certificate Warranty Information Product Registration Information Power Wiring Note Technical Specifications Spec Value RMS Power Output 500W x 1 @ 4Ω 800W x 1 @ 2Ω Frequency Response 8Hz – 400Hz (-3dB) Signal-to-Noise Ratio 83dB (ref. 1W into 4Ω) Total Harmonic Distortion ≤0.02% (10W into 4Ω) Damping Factor >1500 Input Sensitivity High: 0.5–10V; Low: 0.2–4V Minimum Impedance 2Ω Fuse Rating 30A x 3 (external fuse required) Dimensions (W×H×D) 11.4375" × 2.125" × 7.5" Weight Approximately 5.8 lbs Warranty 1 Year