| ■ High bias voltage ensures excellent sound reproduction; advanced heat dissipation structure solves the heat generation problem caused by high power output. ■ The unique amplification circuit ensures consistent temperature rise at the output level, high stability, and good channel consistency. ■ The machine adopts a Hi-End grade single differential circuit design, and the tuned and matched feedback circuit allows the machine to work in a perfect high driving force state. ■ The machine design includes multiple auxiliary protection circuits, so you can rest assured. ■ RCA adopts a more unique design and packaging, thereby effectively ensuring the stability of the audio source input. ■ It has an independent symmetric power supply design, effectively ensuring the consistency of the front and rear sound fields and the current response speed under large dynamics. ■ All capacitors in the machine use a high ripple series, which extends the machine's lifespan. ■ The PCB is designed according to the principle of heat guidance, reasonably avoiding the common problem of local overheating. ■ The entire machine's PCB circuit design is standardized, with reasonable grounding and minimal circuit noise; and it has an ultra-low distortion rate. |
| Model: | FX-4 |
| Type: | Class AB Four Channels Amplifier |
| Channel Mode: | 4 - 3 - 2 |
| Max Power @ 2Ω: | 460 W x 4 Ch |
| Nom Power @ 2Ω: | 230 W x 4 Ch |
| Max Power @ 4Ω: | 300 W x 4 Ch |
| Nom Power @ 4Ω: | 150 W x 4 Ch |
| Bridge Max Power @ 4Ω: | 880 W x 2 Ch |
| Bridge Nom Power @ 4Ω: | 440 W x 2 Ch |
| Bridge Max Power @ 8Ω: | 570 W x 2 Ch |
| Bridge Nom Power @ 8Ω: | 285 W x 2 Ch |
| Frequency Response: | 10Hz - 75kHz(-3dB) |
| Signal to Noise Ratio: | ≥100 dB |
| T.H.D.: | ≤0.02% |
| Input Sensitivity: | 380 mV - 7.5 V |
| Input Impedance: | 20k Ω |
| Operating Voltage: | 9 - 16 VDC |
| Net Weight: | 5.7kg |
| Dimensions (LxWxH): | 408 x 216 x 60 mm |





