Specifications, QS4150 | Quantum Audio QS2250, QS2150, QS1500D

SPECIFICATIONS

	QS2150	QS2250	QS4150
Dynamic Power	400W	800W	800W
Output Power @ 14.4 VDC :
4 ohm	2 x 150W	2 x 250W	4 x 150W
2 ohm	2 x 200W	2 x 400W	4 x 200W
Bridged 4 ohm	1 x 400W	1 x 800W	2 x 400W
Frequency Response	20Hz-28KHz	20Hz-28KHz	20Hz-28KHz
S/N Ratio (A-weight)	>95dB	>95dB	>95dB
THD with 80k filter	<0.05%	<0.05%	<0.05%
Low Input Level	200mV-5V	200mV-5V	200mV-5V
Battery Voltage Range	11VDC-14.4VDC	11VDC-14.4VDC	11VDC-14.4VDC
Crossover Type	HPF/FULL/LPF	HPF/FULL/LPF	HPF/FULL/LPF
Low Pass Crossover Frequency	30Hz-250Hz	30Hz-250Hz	30Hz-250Hz
High Pass Crossover Frequency	60Hz-1.2kHz	60Hz-1.2kHz	60Hz-1.2kHz
Crossover Slope	12dB/Oct	12dB/Oct	12dB/Oct
Bass EQ	0-12dB@45Hz	0-12dB@45Hz	0-12dB@45Hz
Subsonic Filter	N/A	N/A	N/A
Amplifier Fuse & Holder	1 x 30A	2 x 30A	2 x 20A
Size (L x W x H)	7 7/8” x 9 1/2” x 2 1/8”	12 5/8”x 9 1/2” x 2 1/8”	12 5/8”x 9 1/2” x 2 1 /8”

	QS4250	QS1500D
Dynamic Power	1600W	1500W
Output Power @ 14.4 VDC :
4 ohm	4 x 250W	1 x 750W
2 ohm	4 x 400W	1 x 1500W
Bridged 4 ohm	2 x 800W	----
Frequency Response	20Hz-28KHz	20Hz-150Hz
S/N Ratio (A-weight)	>95dB	>95dB
THD with 80k filter	<0.05%	<0.05%
Low Input Level	200mV-5V	200mV-5V
Battery Voltage Range	11VDC-14.4VDC	11VDC-14.4VDC
Crossover Type	HPF/FULL/LPF	LP
Low Pass Crossover Frequency	30Hz-250Hz	40Hz-150Hz
High Pass Crossover Frequency	60Hz-1.2kHz	-----
Crossover Slope	12dB/Oct	12dB/Oct
Bass EQ	0-12dB@45Hz	0-12dB@45Hz
Subsonic Filter	N/A	15Hz-55Hz
Amplifier Fuse & Holder	2 x 30A	4 x 25A
Size (L x W x H)	153/4”x 9 1/2” x 2 1/8”	157/8”x 9 1/2” x 2 1/8”

Due to continuing product improvement, specifications subject to change without notice.