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B4-1200: 1200W four channel digital amplifier< back

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B4-2000 will work very well installed into live concert, auditorium, and performance venues.

It can make fat profit base on high reliability, good quality. And enable you to have a competitive edge in the market.

Feature:

1. Class D circuit

2. Lightweight, 9KG

3. High reliability, work stable at 2ohm.

4. Comprehensive protection: DC protect, short circuit protect etc

5. Power supply AC: 100-240V

Product Mode	β4-450	β4-650	β4-1200	β4-2000
Rated Output Power 8ohm(EIAJ THD=1%,1kHz)	4x450W	4x650W	4x1200W	4x2000W
Rated Output Power 4ohm(EIAJ THD=1%,1kHz)	4x800	4x1100	4x2100	4x3000
Rated Output Power 2ohm(EIAJ THD=1%,1kHz)	4x1400	4x1700	4x3500	/
Maximum bridged output power 16ohm(EIAJ THD=1%,1kHz)	2x900	2x1300	2x2400	2x4000
Maximum bridged output power 8ohm(EIAJ THD=1%,1kHz)	2x1600	2x2200	2x4200	2x6000
Maximum bridged output power 4ohm(EIAJ THD=1%,1kHz)	2x2800	2x3400	2x7000	/
Maximum RMS voltage swing(THD=1%,1kHz)	60	72	97	126
voltage gain(dB)	35.6	37.1	39.7	42.0
Slew Rate(at 1kHz,LPF bypassed)	50V/us	50V/us	50V/us	50V/us
Input Sensitivity(at rated output power or voltage ,1kHz)	1Vrms	1Vrms	1Vrms	1Vrms
THD+N (10% rated power，typical)	0.05%	0.05%	0.05%	0.05%
IMD-SMPTE (10% rated power，typical)	0.05%	0.05%	0.05%	0.05%
DIM30 (10% rated power，typical)	0.05%	0.05%	0.05%	0.05%
Crosstalk (1kHz，typical)	-70	-75	-75	-70
Frequency Response（10% rated power，8Ω）	0～-2	0～-2	0～-2	0～-2
Input impedance(balanced)	20K	20K	20K	20K
Damping Factor (100Hz，8Ω)	≥400	≥450	≥500	≥500
Signal to Noise ratio(A weighted，20Hz-20kHz)	≥105	≥105	≥105	≥105
Protection	amplifier output DC protection, High frequency protection, Harmonic protection over temperature protection overload protection
Power supply	AC:100-240V(50-60Hz)
Dimensions(WxDxH,mm)	48337044
Net Weight (KG)	8.5	8.5	9	9

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