4 channel big professional power class D power amplifier GP-4

High Performance big power professional power amplifier class-D Power Amplifier GP-4
8 ohms Stereo output Power	2*1300W
4 ohms Stereo output Power	2*2300W
2 ohms Stereo output Power	--
8 ohms Bridge output Power	2*4600W
4 ohms Bridge output Power	--
Frequency Response	20HZ-20KHZ+-0.5db
THD+N(20HZ-20KHZ)	<0.05%	<0.05%	<0.08%	<0.08%	<0.08%
Slew Rate	30V/us	30V/us	35V/us	40V/us	42V/us
Damping factor(8ohms,20hz-20Khz)		400
Voltage Gain(Rated power@8ohms)	36db	38.2db	40.2db	40.8db	42db
Output Circuitry	Class AB	Class H	Class H	Class H	Class H
Signal to Noise Ratio	>90db	>90db	>95db	>95db	>95db
CrossTalk(20-20Khz)	>70db	>70db	>70db	>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
Net Weight/Gross Weight	10kg/12kg	10kg/12kg	11kg/13kg	12kg/14kg	13kg/15kg
Dimensions	483mmx462mmx89mm
Packing Dimensions	560mmx580mmx150mm
Power Requirements	100V,120V,220V,240V,50-60Hz

² Quick response: Reply your inquiry within 12 working hours.

² Detailed recommendations: Experienced staffs answer all your questions and recommend related products in fluent

English.

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Guangzhou AD Audio Co.,Ltd is a company engaged in designing and manufacturing professional loud speakers and amplifiers. Being founded in 1998, t he company started from a small workshop of 5 people. After years of efforts, the company has developed into a major loud speaker and amplifier manufacturer in this industry. The adhere to the " quality first, users first" purpose, strict quality management, continuous learning advanced management experience, improve the quality of products, firstclass service.

With almost 20 years of experience, our engineers develop high performance products for the proaudio market.We use mostly European drivers and only the best Chinese driver that had been approved good and stable enough,to make sure extraordinary reliability and highest quality of our products.Latest technologies in development and production enable manufacturing and pro-cessing at the highest level.

Q1: We`d like to print our own design and logo on the products? Can you make it?

• Of course we can. We offer OEM and ODM service and can customized to your specific requirements.

Q2: How long is your guarantee/warranty?

• We can provide 1 year guarantee/warranty for all our products. If any defective is confirmed to be caused by us,

substitution or repair parts will be sent.

Q3:What is your main competitive advantages?

• Strong design and development
• capability
• comparative price
• experienced staff
• customized products
• prompt response
• prompt delivery

Q4:Where have you exported?

• West Europe
• Africa
• East Europe
• Asia Southeast
• Asia
• South America

Q5:What is the MOQ? How can I pay?

• Our MOQ is 1 piece. We accept cash, T/T, L/C and Western Union.

Q6:How about the delivery time?

• 15-20 days after the receipt of deposit and confirmation on all design based of normal condition.

If you ave any demand, don`t hesitate to contact us.

Sales Director: Daniel Lau

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