Using hi-fi driven circuit、 Excellent sound、 Electronic volume control、 High power 4X2100W、 Stable power supply
Front Panel
1 -Signal Indicators
2 -Screen
3 -Mute Indicator
4 -Mute button
5 -Clip Indicator
6 -Channel switch/ Volume Control
7 -Power Switch
Rear Panel
8 -Power Cable
9 -Serial Number
10 -Speakon Output Connectors
11 -XLR Female Input Connector
12 -Signal Link Button
13 -XLR Male Linear Output Connectors
K 4-Channel Top View
K 4-Channel Rear Plate
| Mode | K6x4 | K9x4 | K13x4 | K18x4 | K21x4 |
| 8 ohms Stereo power 4 ohms power 2 ohms power | 4X600W 4X1200W ：4X1560W | 4X900W 4X1800W 4X2340W | 4X1300W 4X2600W 4X3380W | 4X1700W 4X3400W | X2100W 4X4200W |
| Hum& Noise | >112dB | ||||
| Input connector | XLR Female | ||||
| Input impedance | 20k ohms balanced | ||||
| Input Sensitivity | 1.2V | ||||
| Channel separation | >70dB@1kHz | ||||
| Output connector | Speakon | ||||
| Damping Factor | >1000 @ 8Ω | ||||
| THD | <0.1%(20Hz-20kHz，1W) | ||||
| Frequency Response | 20Hz-20kHz (±0.3dB)@1W, 8Ω | ||||
| Level adjustment | Electronic volume control | ||||
| Cooling | Temperature controlled fan, airflow from front to rear | ||||
| Protection | Short circuit，open circuit，direct current voltage，overheat, overload，radio frequency，ultralow frequency protection | ||||
| Power requirement | AC180V-240V(90V-120V)，50-60Hz | ||||
| Amp dimension | 88mmX483mmX438mm | ||||
| Carton dimension | 155mmX600mm×550mm | ||||
| Net weight(kg) Gross weight(kg) | 11.7 15 | 12.2 15.2 | |||
1. Sheet Metal Processing
2. Circuit Board Plug-in
3. Circuit Board Debugging
4. Circuit debugging
5. Product assembly
6. Debugging of the whole machine
7. Product Aging
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