Mono Subwoofer Amplifiers

Mono Subwoofer Amplifiers

In wall subwoofer amplifiers are generally passive devises, meaning they require external power. A subwoofer amplifier provides stable power to your subs and enhances the low frequency sound effects for realistic roars, thunders and crashes. OSD gives customers options for in wall subwoofer amps, each with different price points and features to suit any system. The SMP60 is a quick and economical amp that serves up 100 watts and includes a built-in crossover network designed specifically for passive subs. If you're a bass junkie who needs a lot of power, check out the exceptional SMP500 with 1000 watts of power peak and 400W RMS @ 4 ohms.

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  1. OSD Audio Class D Digital Subwoofer Amplifier w/ Digital Sound Processing (1000 Watts RMS @4 Ohm) - SMP1000DSP

    With both RCA and speaker level connections, the SMP1000DSP is compatible with old school and modern source equipment, and it includes RCA line out to another amplifier should you decide to expand the bass down the road.

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  2. SMP-100 Class D Digital Subwoofer Amplifier with Auto Sensing and 100 Watts of Power (4 Ohms)

    We call this our “tiny but mighty” powered sub because it measures less than six inches wide but supplies an in-wall or stand-alone subwoofer the power it needs so you can experience room-shaking low frequency impact (bass) on movie and music soundtracks.

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  3. OSD Audio SMP200 Class D Digital Subwoofer Amplifier with Auto Sensing, Phase and Crossover Control and 200 Watts of Power (4 Ohms)

    The SMP200 uses Class D digital amplifier technology that combines the best qualities of both Class A and B amp protocols into a highly efficient compact chassis that is ideal for budget-minded users who want a feature-rich digital sub amp that does not run hot or take up a lot of space.

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  4. SMP300 Class D Amplifier Mono Subwoofer Amplifier with 500 Watts of Peak Power/ 250W RMS

    Designed for use with passive subwoofers such as in-wall subs that require external power, the SMP300 provides continuous, stable power but measures only 3” high so it can fit inside any equipment rack or cabinet.

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  5. SMP500 High Power Subwoofer Amplifier

    OSD Audio’s SMP500DSP is a highly efficient Class D dedicated subwoofer amplifier that supplies passive subwoofers up to 1000W power peak power/400W RMS 4 ohm stable, so you can enjoy all the crashes, crunches and car chases with spine-tingling exhilaration.

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  6. 250W Mono High Current Class A/B Subwoofer Amplifier - SMP250

    If you're looking for a subwoofer amplifier, OSD Audio has you covered. The SMP250 Mono Subwoofer Amp features variable low-pass crossover, easily accessible volume control and a low-frequency effect input. It's designed for use with higher wattage passive subwoofers so you can tighten the level of the bass signal. You can even use the high-pass ins and outs to send the signal back into your sound system.

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