8 Best
4 Channel Car Amplifiers
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Product Highlights- Rms bridge power at 4 ohms - 220w, total peak power - 880w frequency response - 20 hz -20khz at 1db
- Maximum line input signal level - 5v, line input maximum sensitivity - 0.2 v
- Operating voltage - 9-16 v, rms power at 4 ohms - 90w, rms power at 2 ohms -110w
- Maximum high input signal level - 12 v, high input maximum sensitivity -0.5 v
- Quiescent current draw - <1.5a , fuse size - 2 x 20a
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Product Highlights
- What’s in the box:alpha 2804a 1x amplifier 4x 3/4" self-tapping screws 2x spare fuse 1x quick start guide 2x 2-channel high-level input wire harness
- Features powerful class ab amplifier adjustable high-pass/low-pass crossover filter auto turn on facility efficient cooling design powerful sound and beautiful look reliable performance
- Technical specifications:alpha 2804a 4-channel class ab car amplifier rated power rms output: 70w x 4 @ 4 ohm; 90w x 4 @ 2 ohm; 180w x 2 @ 4 ohm bridged, <1%thd full/high-pass/low-pass filter: 40-400hz,12db/octave sn ratio (1w @ 4 ohms): >75db frequency response (-3db): 10hz – 45khz gross weight: 2.77kg
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Product Highlights
- Rms power 2 ohms:4*90 watts max power 4 ohms:4*180 watts,2*360 watts frequency range:10-30,000hz(-3db)
- Technical concept:class d number of channels:4/2 max total power:720watts rms power 4 ohms:4*60watts,2*180watts
- Stability: 2ohms signal/noise ratio:>95 db/ [email protected] rms power(4 w) gain adjust:0.2-10 v 0/6/12 db @45hz bassboost: 50-250hz high pass filter: 60/80/ 120 hz @ 24 db
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Product Highlights
- Featuring a high-speed mosfet power supply, premium grade internal components, as well as 4-way protection circuitry, the amplifier will safely operate at the highest levels of performance for hours on end.
- Highly efficient heatsinks keep the amplifier cool with a sophisticated new look.
- Class d 4-channel amplifier, 1040 watts max power, rms 130 watts x 4 [email protected] ohm; rms 80 watts x [email protected]; rms (bridged): 260 watts x [email protected]; peak power: 260 watts x [email protected]
- With a depth of adjustable user controls such as the gain, lpf, hpf, crossover, and bass eq, this amplifier is extremely versatile and can be used in countless applications.
- Dimensions: 7.48" x 5.90" x 1.77"
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Product Highlights
- Distortion (100hz, 4 ohm, 10w): < 0.05% s/n ratio (iec-a/ihf-a n/w): >95db frequency response: 10-50khz (0,-3db) max. input level (rca): 6.5v (low) max. input level (sp-input): 16v (high) load impedance: 1-8 ohm amplifier class: class d transistor: mosfet input level control (rca-in): (200mv-6.5v) input level control (sp-in): (0.8v-16v) (high)
- Chassis size (w x h x d): 252 mm x 60 mm x 215 mm
- No. of channels: 4/3/2 max. wattage (4 ohms): 200w x 4 max. wattage (2 ohms): 300w x 4 max. wattage (1 ohm): 1200w (total) wattage rms (4 ohm @ 1% thd+n): 100w x 4 (20-20khz) wattage rms (2 ohm @ 1% thd+n): 150w x 4 (1khz) wattage rms (1 ohm @ 1% thd+n): @ 125wx4 (1khz) wattage rms (4 ohm, bridged): 300w x 2 (1khz)
- Frequency: 50hz (ch-b) bass boost: 0-18db bass boost remote: yes (ch-b) low pass filter: 40-500hz, -12db/oct high pass filter: 40-500hz, -12db/oct protection indicator: red (side panel) power indicator: blue (side panel)
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