All of the materials used in Gisen sound amplifier are required to meet relevant demands. The hardware or mechanical components will be tested for mechanical properties and chemical composition. The anti-dust design of the product prevents it from attracting small articles2.
Since its establishment, Gisen has won the recognition of sound amplifier . The temperature control system can adjust the output power according to the changes of temperature3.
The product has a longer life, premium quality, and durability. Its control knob comes with easy adjustment4.
This product has reliable quality and stable performance. Low noise is caused during the working of the product5.
This product is ensured by a relatively complete quality guarantee system. Its surface is well processed by a layer of paint to resist rust
、Low consumption power supply
、1U size 、
Excellent dynamic performance
、Complete protection circuit
|8 ohms Stereo Power |
4 ohms Stereo Power
2 ohms Stereo Power
| 2X650W |
| 2X1500W |
| 2X1800W |
| 2X2100W |
|Damping Factor||>1000 @ 8Ω|
|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|
|Net weight(kg) |
| 9.5 |
Production flow chart
1. Sheet Metal Processing
3. Circuit Board Debugging
6. Debugging of the whole machine
After many years of solid development, Guangzhou Gisen Audio Equipment Factory mainly focus on R&D, designing, producing, and marketing of 1u rack mount amplifier . The standard nature of these processes permits us to fabricate 4 channel digital amplifier .2.
The quality of our sound amplifier still keeps unsurpassed in China.3.
Whenever there is any problems for our 4 channel amplifier , you can feel free to ask our professional technician for help. The service team at Gisen Audio Equipment will respond to any questions you have in a timely, effective and responsible manner. Get price!