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4 Channel Professional Class H Power Amplifier 4x650W

DM4650

Product Brands: Crcbox

DM4650 Use of advanced circuit design ,improves the efficiency amplifier ,reducing the machine's operating temperature ,long-term work to improve the stability of the whole.

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price:

$725.00 $780.00

Input voltage:

AC 110V AC 220V

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Description

Features:

Use of advanced circuit design ,improves the efficiency amplifier ,reducing the machine's operating temperature ,long-term work to improve the stability of the whole.

Large-capacity filter capacitors ,high-quality audio power output tube ,large radiator and cooling fan continuously variable transmission control to ensure that the power amplifier in the best condition.

Pressure limit protection is provided ,DC output protection ,output short circuit protection .power-off anti-shock protection ,overcurrent protection and thermal protection circuits ensure more complete sound system more secure.

Multiple operating level indicator ,so that the amplifier working status.

With XLR input jack for easy connection to the input signal .Use meet international safety standards designed terminals and speaker output jack bolt seat SPENKON ,ensure that the output connections are secure and reliable.

Has bridged mono stereo and other input modes to meet a variety of application needs.

4 Channel Professional Class H Power Amplifier 4x650W

Model

DM4450
DM4650
8 ohms Stereo output Power 4 x 400W
4 ohms Stereo output Power 4 x 680W 4 x 1100w
8 ohms Bridge output Power 2 x 800W 2 x 1200W
4 ohms Bridge output Power 2 x 1280W 2 x 1950W
Frequency Response 20HZ-20KHZ+-0.5db
THD+N(20HZ-20KHZ) <0.05% <0.08%
Slew Rate 30V/us 35V/us
Damping factor(8ohms,20hz-20Khz) 400
Voltage Gain(Rated power@8ohms) 36db 40.2db
Output Circuitry Class H Class H
Signal to Noise Ratio >90db >95db
CrossTalk(20-20Khz) >70db >70db
Input Sensitivity(8ohms) 0.775V/1.0V/1.4V
Input Impedance 20Kohms Balance/10Kohms Unbalance
Cooling Two variable speed fans,rear-to-front air flow
Connectors(each Channel) Input:XLR  Output:Speakon
Controls Front:AC switch,Ch1 and Ch2 gain knobs;
Rear:Sensitivity switch,GND switch,stereo/Parallel/Bridge switch
30Hz Low cut switch,clip limiter switch,150Hz Low pass switch
Indicators Front:Power-blue LED,Signal-Green Led,Clip-red Led,Prot-red Led;Rear:Bridge-orange Led
Amplifier Protection Short circuit,thermal,over load,clip limiter,DC voltage,soft start,ultrasonic and RF protection
Power Requirements 100V,120V,220V,240V,50-60Hz

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