morca

I have very good experience whit Hypex,a Company from Holland http://www.hypex.nl/ I have these 2 plate,s on 2 JL audio 13W3v3 http://www.hypex.nl/product/2012-11-23-13-44-01/2012-11-23-13-44-19/ds4-0.html DS4.0 400Watt Class D subwoofer plate amplifier with active filtering. Key features are: Specifications GENERAL FEATURES: - High efficiency Class D design - Active subwoofer amplifier TECHNICAL DATA: Continuous output power (8 Ohm): 210 Watts (+0, -0.5dB) Continuous output power (4 Ohm): 400 Watts (+0, -0.5dB) Subsonic-filter: 12Hz / -3dB, 24dB/Octave Phase: 0° - 180°, 180° - 360° Crossover frequency subwoofer: 30Hz - 120Hz, 18dB/Octave Bassboost: 20Hz - 50Hz Bassboost level: 0dB - +6dB Damping factor: 1000 Protection: Output shortcut / DC-error Crossover filtering: Linkwitz-Riley, 18dB/Octave Input impedance RCA: 10kOhm Input impedance high level: 1kOhm 230/115Vac switchable Also available for a little more power DS8.0 800Watt Class D subwoofer plate amplifier with active filtering. Specifications GENERAL FEATURES: - High efficiency Class D design - Active subwoofer amplifier TECHNICAL DATA: Continuous output power (8 Ohm): 530 Watts (+0, -0.5dB) Continuous output power (4 Ohm): 800 Watts (+0, -0.5dB) Subsonnic-filter: 12Hz / -3dB, 24dB/Octave Phase: 0° - 180°, 180° - 360° Crossover frequency subwoofer: 50Hz - 150Hz, 18dB/Octave Bassboost: 20Hz - 50Hz Bossboost level: 0dB - +6dB Damping factor: 1000 Protection: Output shortcut / DC-error Crossover filtering: Linkwitz-Riley, 24dB/Octave Input impedance RCA: 10kOhm Input impedance XLR: 10kOhm 230/115Vac switchable