Freude FX-4 Class A/B 4-Channel Amplifier

SKU:FX-4

$3,699.00



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Class AB 4 Channels Amplifier

Class AB 4 Channels Amplifier 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.

Specifications

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 @ 2Ohm: 460 W x 4 Ch
Nom Power @ 2Ohm: 230 W x 4 Ch
Max Power @ 4Ohm: 300 W x 4 Ch
Nom Power @ 4Ohm: 150 W x 4 Ch
Bridge Max Power @ 4Ohm: 880 W x 2 Ch
Bridge Nom Power @ 4Ohm: 440 W x 2 Ch
Bridge Max Power @ 8Ohm: 570 W x 2 Ch
Bridge Nom Power @ 8Ohm: 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 Ohm
Operating Voltage: 9 - 16 VDC
Net Weight: 5.7kg
Dimensions (LxWxH): 408 x 216 x 60 mm
Wired Remote Control Not supported

(FX-4)