Product: Alpine R-A75M R-Series Mono Digital Amplifier - 750 Watts x 1 at 2-Ohms
Brand: ALPINE
Color: Black
THE LOUDEST FAMILY ON THE BLOCKThe R line of speakers and subwoofers have a heritage of sound quality you can hear from a block away, and the newly added R-Series amplifiers are no exception.  Aside from their best-in-class performance, these amplifiers are tuned to emphasize the characteristics of the R-Series speakers and subwoofers, giving you that legendary R-Series experience . General Features:Alpine R Series Class D Mono Subwoofer AmplifierPower Output @ 4 Ohms: 500 watts RMS x 1 at 4 ohmsPower Output @ 2 Ohms: 750 watts RMS x 1 at 2 ohmsCTA-2006 compliantVariable low-pass filter (50-400 Hz, 24 dB/octave)Variable bass boost (0-12 dB at 50 Hz)Variable subsonic filter (min-40 Hz, 24 dB/octave)Recommended remote bass knob - Alpine RUX-Knob.2Preamp and speaker-level inputsPreamp OutputsWiring and Hardware Not Included with AmplifierRecommended Amplifier Install Kit: 4 GaugeFuse Rating: 40A x 2Dimensions: 9"W x 2-1/16"H x 7-1/8"DAuthorized Internet Dealer1 Year Manufacturer's Warranty
Alpine’s Class D Amplifier Circuit with Dual Post-Filter Feedback Loops
CTA-2006-B Power Rating: 500W RMS x 1 (4ohm, 14.4V ≤ 1% THD+N); 750W RMS x 1 (2ohm, 14.4V≤ 1% THD+N)
S/N ratio: >85dB (ref: 1W into 4 ohm), 106dB (at rated power)
THD+N ≤0.03% (ref: 1W into 4 ohm)

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