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65W x 4 @ 4Ω

Amplifiers with a Power Output Rating of 65-Watts x 4-Channels, 4-Ohm Final Impedance

Amplifiers with a Power Output Rating of 65-Watts x 4-Channels, 4-Ohm Final Impedance

RMS power: This rating of any amplifier is the continuous power rating that an amp is designed to output at a maximum continued volume rating. The RMS power specification is one of two numbers to go by when pairing your speakers with an amplifier, not the only 2 but a good starting point. As an example, a speaker driver with a 65-Watt, or 65W for short, RMS rating should be paired with a sixty-five-watt RMS amplifier. We usually recommend an amp to be over powered by 10% RMS so that the power-plant does not have to work at 100% capacity to get 100-percent efficiency from your speakers. This will keep your amplifier from overheating during long periods of continuous operation.

Ohms: Is the resistance rating of an amp and is the second most important when pairing drivers with amplifiers. A power-plant that is 65W @ 4-ohm might put out 130-Watts @ 2Ω. When purchasing an amplifier, the correct pairing of a speaker’s RMS wattage and Ohm ratings with an amp’s output power rating is absolutely essential.

2 products

  • Fusion MS-AM504 : 4Ch. Marine Amplifier, 100W or 65W by 2Ω or 4Ω Fusion MS-AM504 : 4Ch. Marine Amplifier, front side view.

    Fusion AM504 : 4Ch. Marine Amplifier, 100W or 65W by 2Ω or 4Ω

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    AM-Series Marine-Grade 4-Channel Amplifier, 100-Watt @ 2-Ohm or 65-Watt @ 4-Ohm The FUSION AM Series marine amplifiers are purpose-built for the marine environment. Boasting some of the most impressive environmental protection available, they deliver performance on the water like never before. With 4 channels and a 500 Watt peak power output, the MS-AM504 will power either a pair of Fusion speakers plus a 10” subwoofer, or up to four pairs of speakers (with 2 speakers in parallel each channel at 2 Ohms), to spread the sound around your vessel. Incorporating heat-tempered and conformal coated PCBs for maximum product life, and gold-plated connectors for improved signal flow, the MS-AM504 reproduces clean and powerful audio with enough power to rock the boat. Features: 500W peak power output to power up to eight speakers Class-AB amplifier – power efficient with less cross-over distortion Conformal coated PCBs – water resistant protection from salt air and moisture FUTRANZ heat sink technology – transfers heat more efficiently and provides more thermal stability with maximum component reliability F.R.A.T (Fusion Regulated Amplifier Technology) – provides enormous power output at low voltage. F.I.S.T (Fusion Intercooled Semi-Conductor Technology) – clamps down internal power switching to rapidly remove heat from all associated semi-conductors 1 year limited Consumer Warranty The Fusion AM Series marine amplifiers are the perfect complement to any Fusion marine stereo system. Product Specifications Amplifier Class Class-AB Frequency Response 5Hz - 38kHz +/- 3dB Peak Power 500 Watts Rated Power (4 Ohms) 65 Watts RMS x 4 @ 14.4V - 4Ω 1% THD Rated Power (2 Ohms) 100 Watts RMS x 4 @ 14.4V - 2Ω 1% THD Rated Power (4 Ohms Bridged) 200 Watts RMS x 2 @ 14.4V - 4Ω Bridged 1% THD Mounting Dimensions Length 366mm [14-7/16"] Depth 229mm [9"] Height 53mm [2-1/16"] Fusion AM504 Manual

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    $319.99

  • Kicker 46CXA3604t : Four-Channel Amplifier, 90-Watts x 4ch at 2-Ohm, 65-Watts x 4ch at 4-Ohm 4ch x 90W Amplifier @ 2Ω, or 65W @ 4Ω : Kicker 46CXA3604t top side view.

    Kicker 46CXA3604t : 4ch x 90W Amplifier @ 2Ω, or 65W @ 4Ω

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    Four-Channel Amplifier, 90-Watts x 4ch at 2-Ohm, 65-Watts x 4ch at 4-Ohm This CX-Series 4-channel amplifier by Kicker has an optimized circuit layout and the highest-grade internal components. Highly efficient heat sinks keep the amp cool with a sophisticated new look. Mono amps offer an optional remote level control to adjust your bass right from the dash. Efficient Class-D amplifier Three-second turn-on/off delay to eliminate unwanted interference Variable 12dB crossovers provides control to dial in perfect sound KickEQ™ 6dB variable bass boost for those additional low frequencies 24dB subsonic filter for protection from potentially damaging frequencies FIT+™ (Fail-safe Integration Technology-PLUS) means it works with nearly every radio Accepts up to 40-volt input signal Small footprint for easier installation Vertical mounting hardware included for another unique look This Kicker 46CXA3604t amplifier delivers as much as 90W into 4 audio channels. Specifications MODEL CXA360.4 Power (watts/ch) 4 Ohm Stereo 65x4 Power (watts/ch) 2 Ohm Stereo 90x4 Power (watts/ch) 4 Ohm Mono 180x2 CXRC Remote Bass Capable (sold sep.) yes Dimensions (in, cm) (all models 2-3/8, 5.9H x 6-3/4, 17W x ...L)12-1/2, 31.7 Frequency Response (Hz): 10Hz-20kHz Input Sensitivity: 250mV-10V (Low Level)1V-40V (High Level) Signal-to-Noise Ratio: 95dB Active Crossover: HI, LO or OFF; Variable 50–200Hz @ 12dB/Octave Subsonic Filter: n/a KickEQ™ Boost Variable 0-6dB @40Hz Kicker 46CXA3604t Manual

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    $229.99

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