Gold Member Since 2013
Audited Supplier
Guangzhou YunQiang Electronics Co., Ltd.

Power Amplifier, High Power Amplifier, Digital Amplifier manufacturer / supplier in China, offering Professional Power Amplifier From China Manufaturer, Double Transformer Professional Power Amplifier QS7112, Qsn Dual 15" Outdoor Full Range Speaker (H4) and so on.

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Professional Power Amplifier From China Manufaturer

Purchase Qty.:
1 2+
FOB Unit Price: US $100 US $300
Purchase Qty. (Pieces) FOB Unit Price
1 US $100
2+ US $300
Get Latest Price
Production Capacity: 6000-8000PCS Per Month
Transport Package: Carton,Woode Case,Flight Case,or as Client Order
Payment Terms: T/T, D/P, Paypal, Money Gram, Western Union, cash

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Basic Info
  • Model NO.: QA5108
  • Usage: Hi-Fi, PA System
  • Tube Type: Transistor Amplifier
  • Sound Channel: 2.0
  • Voltage: 90V to 240V
  • Conductive Mode: AB
  • Trademark: QSN
  • Origin: Guangzhou, China
  • Type: Professional Amplifier
  • Used For: Professional
  • Function: Post Amplifier
  • Output Number: 3
  • Element Number: Push-Pull Amplifier
  • Power Amplifer: Professional Amplifier
  • Specification: CE, ROHS, CCC, ISO, FCC
  • HS Code: 8518400090
Product Description
Name: Professional power amplifier from China manufaturer 
1)The QA series amplifier are using the famous OnSemi transistors.
2)Also it using the special good quality capacitor and electrolysis.
3)It adopts SMT technology.
4)The fans are intelligent fans and it can reach silence working which can be used in the concert
5)The QA amplifier has perfect dynamic limiter system,it can protect the speaker system very nicely,also it can insure the sound
6)The circuit protection way is fully,also can be worked at extremely conditions.
7)The amplifier can be worked at bridged mode.

Back panel

Professional Power Amplifier From China Manufaturer
Inside picture of QA 5108

Professional Power Amplifier From China Manufaturer
Front panel

Professional Power Amplifier From China Manufaturer
8ohms Stereo450W600WX2800W 1000WX2
4ohms Stereo800W950WX21350W1650WX2
4ohms Bridged1600W2200W2800W 3400W  
Low cut30Hz  Low cut
work modeStereo/parral/bridged
fans working way intelligent speed adjustment
connector(each channel)
input connectorXLR(6.3&)
output connectorNL4 speakon connectors
balance input 20K
unbalance input10K
mixed voice reduction ≥60dB
RMS 8ohms≥103dB
damp factor≥650
THD ≤0.08%
speed rate ≥25V/μs
Output circuit Mode Class ABClass H+
Net Weight19KG21KG25KG27KG
Product size484W × 380D × 88H484W × 460D × 88H
package size(mm)590W × 520D×145H590W × 600D×145H

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