- Line array speakers
- Commercial system speakers
- Entertainment engineering speaker
- Subwoofer speaker
- Conference culture tourismloudspeaker box
- Karaoke speaker
- Professional power amplifier series
- Karaoke amplifier series
- Peripheral devices
- Add: Building B, Jinwen Industrial Building, No. 38 Yagang Kongqiao Street, Shimen Street, Baiyun District,Guangzhou,China.
- Tel: 020-36580681
- Fax: 020-36710610
- Email: grshuang@126.com



NA SERIES
Product introduction
*The NA series power amplifier is a 1U chassis with a complete range of traditional protection functions, including short circuit, overheating, overload, and output DC.
*Soft start current fuse protection, transformer overheating protection, ultra-low frequency RF ultrasonic elevation control.
*The unique feature of thermal detection is that it makes the protection action more timely, sensitive, and reliable, with a unique shutdown protection.
*Configure professional input and output plugins, whose inputs are all processed by balanced circuits, and the impact of connecting wires on sound quality is extremely small.
*Accurate energy allocation reduces heat loss, and unique power supply solutions reduce the power supply requirements of discharge lines.
*Lightweight, compact, suitable for meeting rooms and multifunctional halls.
Model | NA-2 | NA-4 |
Stereo power | 400W×2 | 400W×4 |
Stereo power | 600W×2 | 600W×4 |
SI/N Ratio | >96dB | |
Frequency Response | 20Hz-20kHz,士0.3dB | |
Distortion | <0.1% | |
Slew Rate | >35V/uS | |
Damping Factor | >300dB | |
Input Impedance | 20KΩ平衡/10KΩ不平衡 | |
Input Sensitivity | 1.0V | |
Amplifier Type | D类 | |
Power Supply | 220V/AC/50Hz | |
Product dimensions | 482×355×46mm | |
Shipping dimensions | 565×460×95mm | |
N.W. | 5.5kg | 6.5kg |
G.W. | 6.5kg | 7.5kg |