- 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



KA Series
Product introduction
* the input is balanced and unbalanced, and three different modes of work are in stereo/mono/bridge.
* with reliable startup delay, filtration, overtemperature, short circuit, zero drift, etc.
* large capacity filter capacitance, high quality annular low leakage magnetic high value chip transformer and high quality audio high power output tube.
* weight light makes transportation and assembly very easy, specially designed chassis, can provide additional durability and strength.
* LED display monitor at any time
* the power tube is directly attached to the radiator, and the high power automatically adjusts the dual speed fan to effectively reduce the internal temperature and improve the reliability of the system.
* the comprehensive protection measures provided include power supply/closed, DC detection, thermal protection, current/limit and attenuator protection.
Model | KA-300 | KA-400 | KA-600 | KA-800 |
Stereo power | 300W×2 | 400W×2 | 600W×2 | 800W×2 |
Stereo power | 500W×2 | 600W×2 | 900W×2 | 1000W×2 |
Bridged power | 800W | 900W | 1000W | 1100W |
SI/N Ratio | >100dB | |||
Frequency Response | 20Hz-20KHz:±0.1dB | |||
Distortion | <0.05% | |||
Slew Rate | >20V/uS | |||
Damping Factor | >100dB | |||
Input Impedance | 20KΩ平衡/10KΩ不平衡 | |||
Input Sensitivity | 1.0V | |||
Amplifier Type | AB类 | |||
Power Supply | 220V/AC/50Hz | |||
Product dimensions | 484×390×90mm | |||
Shipping dimensions | 560×505×145mm | |||
N.W. | 14kg | 14.5kg | 16kg | 17kg |
G.W. | 16kg | 16.5kg | 18kg | 19kg |