Ks-3250 Class Ab Big Power Two Channel Professional Power Amplifier 2*350W

• Customization: Available
• Amplification Type: Passive
• Speaker Material: Aluminium
• Model NO.: KS-3250
• Adjusting Method: 4 Ohms
• Sound Channel: 2
• Structure: Amplifier
• Function: No
• SNR: 81-90dB
• Place of Origin: Guangzhou, Cn
• Brand Name: Qqchinapa
• Certificate: Ce, FCC, RoHS, CB
• Protetion: High Temp, Overload&Short-C
• Factory History: More Than 10 Years
• Warranty: 3 Years
• Deliver Time: 2-25days
• Factory Ability: OEM ODM
• Transport Package: Carton
• Specification: CE. CB, CCC. FCC. ROHS
• Trademark: QQ CHINA, Lingba, OEM
• Origin: Guangzhou, Guangdong, China
• Production Capacity: 20000PCS/3months

Product Description

Since2005, over 10 years OEM /ODM experience in Pulic Address System and Professional Audio System ,strict quality control and good price
Product Features

Class AB Professional Amplifier

Karaoke Amplifier                                                                                                                                                              *Teaching Power Amplifier,                                                                                                                                                *Built in MP3,USB                                                                                                                                                                *Microphone Frequency Shift Function,                                                                                                                          *Built in module M65831,                                                                                                                                                    *2 Pair of TOSHIBA module          .                                                                                                                                    *Manufacturer,bargain price,fast delivery.                                                                                                   

Model		KS-3120		KS-3180		KS-3250
Power 8 Ohms		120W*2		180W*2		250W*2
Power 4 Ohms		180W*2		250W*2		380W*2
Frequency Response		20Hz-20KHz,±0.5dB
THD+N		≤0.05%
Siew Rate		10V/us		10V/us		10V/us
Dampiping Factor		>100		>100		>100
Output Circuitry		Class AB
Signal to Noise Ratio		≥85dB		≥86dB		≥90dB
Cross Talk		≥45dB		≥45dB		≥48dB
Input Impedance		0.16V		0.18V		0.20V
Cooling		/
Amplifier Protection		Short C,Open Circuit,Direct Voltage,High Temperature,Radio-frequency,Ulta Low Frequency
Product Dimension		430*340*132
Packing Dimension		536*486*205

Karaoke Amplifier                                                                                                                                                              *Teaching Power Amplifier,                                                                                                                                              *Microphone Frequency Shift Function,                                                                                                                          *Built in module M65831,                                                                                                                                                    *2 Pair of TOSHIBA module          .                                                                                                                                    *Manufacturer,bargain price,fast delivery.                                                                                                   

Model		DK-8180		DK-8250		DK-8350
Power 8 Ohms		180W*2		250W*2		350W*2
Power 4 Ohms		250W*2		380W*2		450W*2
Frequency Response		20Hz-20KHz,±0.5dB
THD+N		≤0.05%
Siew Rate		10V/us		20V/us		15V/us
Dampiping Factor		>100		>100		>100
Output Circuitry		Class AB
Signal to Noise Ratio		≥86dB		≥90dB		≥92dB
Cross Talk		≥45dB		≥48dB		≥50dB
Input Impedance		0.18V		0.20V		0.25V
Cooling		/
Amplifier Protection		Short C,Open Circuit,Direct Voltage,High Temperature,Radio-frequency,Ulta Low Frequency
Product Dimension		430*340*132
Packing Dimension		536*486*200

Professional Amplifier HS Series                                                                                                                                      *2-Channel amplifier,AB design,                                                                                                                                        *Special Colling Design,                                                                                                                                                    *Perfect protection circuit,                                                                                                                                                *Suitable for concert,meeting and home etc.                                                                                                                  *Manufacturer,bargain price,fast delivery.                                                                                                   

Model		HS-350		HS-450		HS-600			HS-800
Power 8 Ohms		350W*2		450W*2		600W*2			800W*2
Power 4 Ohms		500W*2		600W*2		900W*2			1200W*2
Frequency Response		20Hz-20KHz,±0.5dB
THD+N		≤0.05%
Siew Rate		10V/us		20V/us		20V/us			20V/us
Dampiping Factor		>250		>250		>250			>300
Output Circuitry		Class H
Signal to Noise Ratio		≥89dB		≥90dB		≥92dB			≥92dB
Cross Talk		≥65dB		≥70dB		≥70dB			≥75dB
Input Impedance		0.9V		1V		1.1V			1.2V
Cooling		Two Variable Speed Fans
Amplifier Protection		Short C,Open Circuit,Direct Voltage,High Temperature,Radio-frequency,Ulta Low Frequency
Product Dimension		480*410*88
Packing Dimension		536*536*150

Professional Amplifier HP Series                                                                                                                                      *2-Channel amplifier,AB design,                                                                                                                                      *Special Colling Design,                                                                                                                                                    *Perfect protection circuit,                                                                                                                                                  *Suitable for concert,meeting and home etc.                                                                                                                  *Manufacturer,bargain price,fast delivery.                                                                                                   

Model		HP-350		HP-450		HP-600			HP-800
Power 8 Ohms		350W*2		450W*2		600W*2			800W*2
Power 4 Ohms		500W*2		600W*2		900W*2			1200W*2
Frequency Response		20Hz-20KHz,±0.5dB
THD+N		≤0.05%
Siew Rate		10V/us		20V/us		20V/us			20V/us
Dampiping Factor		>250		>250		>250			>300
Output Circuitry		Class H
Signal to Noise Ratio		≥89dB		≥90dB		≥92dB			≥92dB
Cross Talk		≥65dB		≥70dB		≥70dB			≥75dB
Input Impedance		0.9V		1V		1.1V			1.2V
Cooling		Two Variable Speed Fans
Amplifier Protection		Short C,Open Circuit,Direct Voltage,High Temperature,Radio-frequency,Ulta Low Frequency
Product Dimension		480*410*88
Packing Dimension		536*536*150

Model		XP-150		XP-250		XP-350			XP-450
Power 8 Ohms		150W*2		250W*2		350W*2			450W*2
Power 4 Ohms		250W*2		350W*2		500W*2			600W*2
Frequency Response		20Hz-20KHz,±0.5dB
THD+N		≤0.05%
Siew Rate		10V/us							20V/us
Dampiping Factor		>100		>200		>250			>250
Output Circuitry		Class AB
Signal to Noise Ratio		≥85dB		≥85dB		≥89dB			≥90dB
Cross Talk		≥60dB		≥65dB		≥65dB			≥70dB
Input Impedance		0.7V		0.8V		0.9V			1V
Cooling		Two Variable Speed Fans
Amplifier Protection		Short C,Open Circuit,Direct Voltage,High Temperature,Radio-frequency,Ulta Low Frequency
Product Dimension		480*410*88
Packing Dimension		536*536*150

Professional Amplifier XP Series                                                                                                                                                                                        
*2-Channel amplifier,AB design,                                                                                                                                                                                    
*Special Colling Design,                                                                                                                                                                                                  
*Perfect protection circuit,                                                                                                                                                                                                
*Suitable for concert,meeting and home etc.                                                                                                                                                    
*Manufacturer,bargain price,fast delivery.      

                                                                                            

 

Model	QS-150	QS-250	QS-350	QS-450
Power 8 Ohms	150W*2	250W*2	350W*2	450W*2
Power 4 Ohms	250W*2	350W*2	500W*2	600W*2
Frequency Response THD+N	20Hz-20KHz, below and equal 0.05%	20Hz-20KHz, below and equal 0.05%	20Hz-20KHz, below and equal 0.05%	20Hz-20KHz, below and equal 0.05%
Siew Rate	10V/us	20V/us	20V/us	20V/us
Damiping Factor	Above 100	Above 200	Above 250	Above 250
Singal to Noise Ratio Cross Talk	Above and equal 85dB, Above and equal 60dB	Above and equal 85dB, Above and equal 65dB	Above and equal 89dB, Above and equal 65dB	Above and equal 90dB, Above and equal 70dB
Input Impedance	0.7V	0.8V	0.9V	1.0V
Cooling	2 Fans	2 Fans	2 Fans	2 Fans

Main Functions:
*2 Channels Amplifier, ABdesign,

*Special Cooling System
*Factory competitive price, fast delivery,
*Short circuit,themal,over load,clip limiter,DC Voltage,
*480*410*88MM Size,