Hello first time, would like your opinion which amplifier fits better to the subwooferSubwoofer: Magnat B33 Technical data: Principle / DIN-Ø Passive 300 mm / 12″ housing subwoofer Nominal/music capacity 250/ 800 Watt Impedance 4 Ohm Frequency range 25 – 250 Hz Sound pressure 91 dB Weight 11 Kg Special features Closed housing subwoofer Amplifier/power amplifier:Magnat HQ22 550 Watt Equipment * Stable at 2 Ohm * Full-Feature XO: Variable low pass 40 – 300 Hz (12 dB/octave) * Variable high pass 40 – 300 Hz (12 dB/octave) * Variable bass boost 0-12 dB at 45 Hz * Low level outputs * Mono/stereo switch (edition 22 HQ) * Channel mode selector switch 4/3/2 (edition 44 HQ) * Bridge/tri mode operation * Protection against short circuit, DC voltage offset and over temperature * • Operating indicator (green LED) and overload indicator (red LED) * Mosfet power supply * High-quality potentiometer with metal axes * Power transistors with screws with metric thread on the heatsink Mounted to reduce heat transfer resistance * Aluminium plate with hairline finish * Multi-part aluminium heat sink (5.5 g/mm) with enlarged surface structure for optimal heat output. Technical data Music power (max.) 2 x 160 W RMS power 2 x 55 W RMS brushed 1 x 150 W Impedance 4 ? Principle 2-channel frequency range 5 – 50 000 Hz Stable to impedance 2 ? Color Black Abm. (W x H x D) 221 x 57 x 236 mmMagnat Edition Four 4 Channel 1000 Watt Technical data: Max. power* at 4? 4x 140 W / 2x 500 W rated power** at 4 ? 4x 55 W / 2x 150 W max. output power* at 2? 4x 250 W rated power ** at 2 ? 4x 75W frequency response 5 Hz ? 50 kHz (-3 dB) distortion factor < 0.08 % (1 kHz) noise voltage spacing > 100 dB input sensitivity 0.4 ? 4 V dimensions (WxHxD) 345 x 57 x 236 mm input impedance 20 kOhms power supply 12 V minus mass weight 3.1 kg features Stable at 2 Ohm full feature XO: variable low pass 40 ? 300 Hz (12 dB/octave) variable High pass 40 ? 300 Hz (12 dB/octave) Variable bass boost 0…12 dB at 45 Hz Low level outputs Channel mode selector switch 4/3/2 (at 4 CH, at 2 CH MONO/STEREO) Bridge/Tri mode operation Protection against short circuit, DC offset and over temperature Operating display (green LED) and overload indicator (red LED) Mosfet power supply High quality potentiometer with metal axes Power transistors with screws with metric thread attached to the heat sink to reduce heat overload ngsresistance aluminium plate with hairline finish Multi-part aluminium heat sink (5.5 g/mm) with enlarged surface structure for optimal heat output Fast help would be nice, thank you very much!