Here is the low power amp I am considering.
Here are the specs
OUTPUT POWER(RMS)DC14.4V:
900W/1ohm @ THD+N=1%
1000W/1ohm @ THD+N=5%
500W/2ohm @ THD+N=1%
300W/4ohm @ THD+N=1%
THD+N:
FREQUENCY RESPONSE@-3dB(UNIT:Hz):10-200Hz
Subsonic(UNIT:Hz):15-50Hz
Signal to noise(UNIT:dB):>95dB(A Weight)
Dimension(UNIT:mm):270(L)*240(W)*45(H)
Here is the middle power amp I am considering.
Here are the specs
Out put power(THD:1%):14.4v
Load 4Ω:500W
Load 2Ω:850W
Load 1Ω:1500W
Signal to noise ratio:100dB
Frequency response:15-250Hz
Subsonc Filter(12dB oct):15-50Hz
Efficiency(load 4 Ohm rms at 100Hz):85%
Total Harmonic Distortion:0.01%
FUSE:35×3A