Company Advantages1. The production of Gisen sound amplifier is carried out according to industry production standard. Its surface is well processed by a layer of paint to resist rust
2. The product offers the best chance for people together with family or friends to beat the heat during the hot summer. Attention has been paid to the circuit layout for safe operation
3. We are committed to research and development of new technology, so that our product quality and performance is in the forefront of the industry. The built-in loudspeaker protection circuit protects high volume bursts of audio
Features
Patented product
、High efficiency
、Low consumption power supply
、1U size 、
Excellent dynamic performance
、Complete protection circuit

PRODUCT DETAILS
SPECIFICATIONS
Mode | M20D | M30D | M50D | M60D | M70D |
8 ohms Stereo Power 4 ohms Stereo Power 2 ohms Stereo Power | 2X650W 2X1300W 2X1690W | 2X900W 2X1800W 2X2340W | 2X1500W 2X3000W - | 2X1800W 2X3600W - | 2X2100W 2X4200W - |
Hum& Noise | >112dB |
Damping Factor | >1000 @ 8Ω |
Input Sensitivity | 0.77V |
Frequency Response | 20Hz-20kHz (±0.3dB)@1W, 8Ω |
Input impedance | 20k ohms balanced |
volume adjustment | Electronic volume adjustment |
Cooling | Variable speed fans, front to rear airflow |
Dimensions(H*W*L) | 47mmX483mmX448mm |
Carton Dimension(H*W*L) | 100mmX640mmX590mm |
Net weight(kg) Gross weight(kg) | 9.5 11.5 |
Production flow chart
1. Sheet Metal Processing
3. Circuit Board Debugging
6. Debugging of the whole machine
Company Features1. Gisen has high celebrity among customers for its fabulous sound amplifier . We have invested a lot in the cultivation of employees, and now we have a strong and professional team. The team mainly consists of designers, R&D stuff, technical workers, and production workers. All of them are well-trained to coordinate together to improve product quality.
2. Situated near the airport and main road, the factory is blessed with good geographical location. This advantage allows us to easily transport the raw materials, facilities, and products.
3. We have people with a diversity of experience. Based on their professional foundation, namely the expertise accumulated over years in the industry, they will identify and implement the optimum solution for each problem. 1u digital power amplifier is the lifeblood and reputation of Guangzhou Gisen Audio Equipment Factory. Get info!