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    Dayton Audio SPA250 250 Watt Subwoofer Amplifier

    • Variable low-pass filter at 24 dB/octave attenuation from 40 Hz ~ 180 Hz
    • Switchable phase 0° (NOR) or 180° (REV)
    • Variable gain MIN/MAX input voltage dependent
    • Speaker level high-pass outputs 6 dB/octave at approximately 180 Hz @ 4 ohms, 90 Hz @ 8 ohms (i.e. 220 uF electrolytic capacitor)
    • Line-level full bandwidth (10 Hz- 20 kHz) outputs/throughputs for adding or "daisy chaining" additional amplifiers
    • Subsonic filter 12 dB/octave high-pass filter centered at 20 Hz
    • Damping factor at rated power: 114 @ 100 Hz
    • Specifications: Measured power output: 156 watts RMS into 8 ohms @ 0.1% THD, 252 watts RMS into 4 ohms @ < 1.0% THD Signal to noise ratio: 90 dB A-weighted Input impedance: 10.4K ohms Bass boost: Switchable, 6 dB @ 35 Hz Low pass adjustment: 40 Hz to 180 Hz Phase adjustment: 0º (normal) 180º (reverse) Power requirements: Switchable, 115/230 VAC, 50/60 Hz Dimensions: 9-13/16" W x 9-13/16" H x 5" D Cutout dimensions: 8-1/2" W x 8-1/2" H.
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    Highlights Switchable 6 dB @ 35 Hz bass boost Mono Class AB output stage for solid, well defined output Low-level and high-level inputs connect to any system Manual, auto, or triggered on/off modes for compatibility with any automated system Variable gain, crossover point and switchable phase controls optimize room integration Switchable 120/240V input voltage Energy efficientdraws less than 1 watt in stand-by mode

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