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Universal Operating Voltage Class D 1 rack unit 2 channel pro. audio touring amplifier

Name: Universal Operating Voltage Class D 1 rack unit 2 channel pro audio touring amplifier
Brand: Dolsi
Price: 510 USD

Universal Operating Voltage Class D 1 rack unit 2 channel pro. audio touring amplifier

Categories	Analog power amplifier
Brand Name:	Dolsi
Model Number:	AT Series
Certification:	CE,RoHS, CB
Place of Origin:	China
MOQ:	1 pieces
Price:	510 USD
Payment Terms:	T/T, Western Union,PAYPAL, ALIPAY
Supply Ability:	10000 pieces per month
Packaging Details:	1piece into one paper carton
Delivery Time:	5-30 WORKING DAYS
Channel:	2
power output:	350Wx2 to 1800Wx2 at 8 ohm
Product brand:	client logo acceptable
Operating Voltage:	90-264V
PFC:	PFC built-in
2 ohm:	2 ohm stable
Weight:	5.5-8.2kg
Height:	1 U (44mm)

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Company Info.

Dolsi Audio Equipment Co., Ltd

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Universal Operating Voltage Class D 1 rack unit 2 channel pro. audio touring amplifier

2 Channel Universal Power Supply Class-D 1U PFC Digital Power Amplifier

. Powerful 2x580W to 2x2800W in compact 1U rack space.

. PFC (Power Factor Correction) built-in.

. Wide operating voltage range ~90-264V. No worry about unstable power voltage.

. Smaller size and light weight. Easy carry and installation.

. Can work at resistance range 2-8 ohm or above. High stability.

Specifications

SPECIFICATIONS

Model No.		AT435	AT500	AT-650	AT-800	AT-900	AT-1100	AT-1400	AT-1800
Channel number		2 channel	2 channel	2 channel	2 channel	2 channel	2 channel	2 channel	2 channel
Rated output power	8 ohm	350Wx2	500Wx2	650Wx2	800Wx2	900Wx2	1100Wx2	1400Wx2	1700Wx2
Rated output power	4 ohm	580Wx2	800Wx2	1050Wx2	1300Wx2	1400Wx2	1800Wx2	2300Wx2	2800Wx2
Rated output power	2 ohm	1100Wx2	1100Wx2	1250Wx2	1500Wx2	1750Wx2	2000Wx2	2600Wx2	3600Wx2
Bridged output power	8 ohm	1160W	1600W	2100W	2600W	2800W	3600W	4600W	5500W
Bridged output power	4 ohm	1600W	2200W	2800W	3500W	3500W	4000W	5200W	7200W
Circuit Category		CLASS D		CLASS D	CLASS D	CLASS D	CLASS D	CLASS D	CLASS D
Voltage Gain		40.8/38.6/32		41.2/39/32	42.7/40.5/32	40.8/38.6/32	41.2/39/32	42.7/40.5/32
THD (total harmony distortion)		≤0.035% (@ 8ohm,1kHz,1/8 rated power)						≤0.05%
IMD(intermodulation distort.)		≤0.15% (@ 8 ohm,1kHz,1/8 rated power)
S/N Ratio (20Hz-20Khz,4 Ohms)		>106dB A
Cross-talk (1kHZ, 4 Ohms)		>40dB
Frequency response		10Hz to 20k Hz,+/-1dB
Input impedance		balanced 20K/ non-balanced 10K
Damping factor (10-400Hz,8Ohms)		≥600
Slew Rate		≥20v/uS
Input sensitivity		0.775V,0dB
Protection funtion		short circuit, direct current, over-load and amplitude limit.
Control knobs		power ON/OFF switch,VOLUME control in front panel . STEREO/BRIDGE/MONO switch in rear panel .
LED indicators		CLIP/-10dB/SIGNAL/MONO/BRIDGE/STATUS indicators in front panel
Power delay		4 seconds
Input interface		XLR input socket
Output interface		SPEAKON connector
Size (WxHxD)		483x44x230mm
Net weight		5.5kg	5.5kg	5.8kg	6.2kg	6.4kg	6.5kg	6.9kg	8.2KG

PRODUCT FEATURES

DOLSI AT Series are digital power amplifier with Class D circuit category, a new milestone in amplfier development. PFC ( Power Factor Correction) technology is used in AT series . So the amplifiers can work well in power supply range ~90-260V. Advanced Class D PCB module and SMPS power supply module are used to obtain high efficiency and stability. It has very high power density, which makes the amplifier to reach powerful output in a very small shell space.

. Unique and elegant enclosure design .

. Compact structure with only 1U height and 9" depth and light weight, easy to move and install.

. Fixed switch frequency Class-D PCB module.

. Soft resonant switching power supply LLC module.

. Active power factor correction technique (PFC), can work with high stability under full

voltage range 90-264V .

. High efficiency loudspeaker EMF absorption system.

. Unique peak clipping limiter and ripple Elimination.

. Low electricity consumption.

. Nice cooling system with quality fans to make wind flow front to the rear.

. Accurate volume control, switch on/off, signal, clip and protection LED light in front panel.

. Fully automatic protections against direct current protection, over heat, over load, on/off switching, RF and amplitude limit.

. XLR balance input and professional SPEAKON output connectors.

. Stereo ,bridge and mono mode selection pull switch is set on back panel.

. Good choice to applications in high power output in live show, outdoor event, stadium,

and flow performance.

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