China Factory Cheap Switch Mode Power Supply Professional Power Amplifier

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$1.00 - $500.00 / Piece | 500 Piece/Pieces (Min. Order)
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Overview
Quick Details
Place of Origin:
Guangdong, China
Brand Name:
DOLSI
Model Number:
DTA series
Type:
Professional Amplifier
Channels:
2,4,6,8
Function:
Post Amplifier
Tube Type:
Transistor Amplifier
Usage:
KTV System, Entertainment, Performance, Meeting Room, Stadium
Element Number:
Push-Pull Amplifier
Certification:
CE, CB, CCC
Supply Ability
Supply Ability:
10000 Piece/Pieces per Month
Packaging & Delivery
Packaging Details
PACKING :1PCS /CARTON
Port
Guangzhou
Product Description
Switching Mode Power Supply (SMPS) Power Amplifier  DTA Series 
Both 2 channel and 4 channel are available.

DTA with DSP .jpg


 





SPECIFICATIONS

Two Channel   Switch Mode Power Supply( SMPS)  Audio Amplifier 

 Model No.DTA4.2DTA6.2DTA8.2DTA10.2DTA13.2DTA15.2
Output power at  8 ohm stereo 1kHz(HIA) with0.5% THD (per channel)400Wx2600Wx2800Wx21000Wx21300Wx21500Wx2
Output power at  4 ohm stereo 1kHz(HIA) with0.5% THD (per channel)750Wx21000Wx21200Wx21650Wx22100Wx22300Wx2
Output power at 8 ohm 1kHz(HIA)with0.5% THD 8ohm bridge mono1800W1900W2250W3350W4350W4600W
Voltage Gain32.8dB32.8dB35dB36dB37.8dB38.3dB
 Frequency Response(at 1 Watt)                                         20Hz-20kHz,+0/-1dB
Total Harmonic Distortion(THD)                                        <0.5%,20Hz-20kHz
Intermodulation Distortion(1MD) 60Hz and 7kHz at 4:1,from full rated output to -30dB                                                 ≤0.35%
Slew Rate                                                 >10V/us
Damping Factor(8 ohm),10Hz-400Hz                                                   >200
Signal-to-Noise Ratio (below rated power,20Hz to 20kHz,A-weighted)                                                 >100dB
 Crosstalk (below rated power) 
At 1 kHz                                                  -75dB
At 20 kHz                                                  -59dB
Input 5ensitivity for full rated power at 8 ohm                                           0.775V or 1.4V
Input Impedance(nominal) 
Balanced                                                 10K ohm
Unbalanced                                                  20K ohm
Protection features      Protection against short circuits, no-load, on/off muting, Rf interference.5table into reactive  or mismatched loads
Dimensions (WxHxD)                                           483x88x320 mm
 Net weight                                                   7.8Kg                           

 

DTA 4 channel DSP zhu.jpg

 

SPECIFICATIONS
Four Channel   Switch Mode Power Supply( SMPS)  Audio Amplifier 

 Model No.DTA 3.4DTA 6.4DTA 8.4
Output power at  8 ohm stereo 1kHz(HIA) with0.5% THD (per channel)400Wx4600Wx4800Wx4
Output power at  4 ohm stereo 1kHz(HIA) with0.5% THD (per channel)700Wx41000Wx41400Wx4
Output power at 8 ohm 1kHz(HIA)with0.5% THD 8ohm bridge mono1100Wx41800Wx42300Wx4
Voltage Gain33dB35dB35.8dB
 Frequency Response(at 1 Watt)              20Hz-20kHz,+0/-1dB
Total Harmonic Distortion(THD)              <0.5%,20Hz-20kHz
Intermodulation Distortion(1MD) 60Hz and 7kHz at 4:1,from full rated output to -30dB                 ≤0.35%
Slew Rate               >10V/us
Damping Factor(8 ohm),10Hz-400Hz                 >200
Signal-to-Noise Ratio (below rated power,20Hz to 20kHz,A-weighted)                >100dB
 Crosstalk (below rated power) 
At 1 kHz               -75dB
At 20 kHz                -59dB
Input 5ensitivity for full rated power at 8 ohm             0.775V or 1.4V
Input Impedance(nominal) 
Balanced             10K ohm
Unbalanced            20K ohm
Protection features Protection against short circuits, no-load, on/off muting, Rf  interference.5table into reactive  or mismatched loads
Dimensions (WxHxD)           483x88x320 mm
 Net weight               8.20Kg                           


DTA 2 channel .jpg




PRODUCT FEATURES
  

This DTA Series adopt full bridge (SMPS) switching mode power supply with high efficiency and stability, third grade CLASS-H audio amplifier circuit. Both 2 and 4 channel are available. The main features are as the following:  

 
. Patented and elegant enclosure design. The aluminium front panel brings you the sense of high quality. Very light in weight and easy to install.
.Well-crafted machine with compact structure.
.Strong output power and applicable to a variety of applications.
. Integrated circuit ensuring excellent and independent output for the multi-region sound reinforcement system. 
.Advanced and full protection circuit against short-circuit, broken circuit, direct current, error matching, over-heat and no-load.
 .Well selected and strong material of inside components and the enclosure. Good anti-vibration. 
.Long-lasting performance stability 
.Good cooling system with automatic speed fan with high efficiency of heat dissipation.
.Accurat, and clean sound quality with very low distortion.
. Speakon® socket, binding post output connector, XLR input connector and speaker parallel connector.
.Well tested by AP testing machine to ensure strong stability.

 

Product packing: 

Each piece packed in polyfoam protections before packed into a paper carton.  Or packed as per client's request.

 

Any inquiry, pls contact 

Ms.Pearl Wei
Mob./Wechat/Whatapp:0086 13751813264

Skype:pearlwei123