Power Amplifier Audio Board Module Gold Sealed IRF240 IRF9240 K20 Class A Subwoofer Amplifier Module
- Use IRF240 IRF9240 Mos Tube. The Input Coupling Capacitor Is A 50V/3.3uF Weimar Capacitor Imported From Germany, The Resistor Is A Five-Ring Metal Resistor, And The Main Circuit Uses A Five-Ring Metal Film Resistor With An Accuracy Of 1%, Ensuring A Good Signal-To-Noise Ratio Of The Whole Machine.
- PCB Adopts 1.6mm Thick Double-Sided Board, 2.0 OZ Copper Thickness, And Full Tin Spraying Process To Ensure Good Passing Performance Of Large And Small Currents. Top-Notch PCB Quality.
- The Wiring Layout Of The Entire Circuit Board Is Quite Rigorous And Reasonable, And The Overall PCB Wiring Adopts A One-Point Grounding Method. This Power Amplifier Board Works Stably And Reliably, With High Output Power;
- The Sound Is Beautiful And Round, And The Sound Field Is Wide. Strong Three-Dimensional Effect, Stable And Powerful Low Frequency, Excellent Signal-To-Noise Ratio, And Wide Dynamic Range;
- The Details Are Clear And The Transient Response Is Excellent. It Can Play All Kinds Of Music Easily And Perform Very Well In The Home Playback Environment.
Description:
- Power Supply: +-35V (It Is Recommended To Use Dual 24V AC + Rectifier Filter) It Is Best To Use An Independent Power Supply For Each Channel
- Power: 80W (+-35V 4 ) 1 Channel
- Distortion: Thd Is 0.012% Into 1 Kilohertz And Full Power; Thd Is 0.015% Into 10 Kilohertz And Full Power
- Circuit Board Size: About 90x85mm
- Plate Size: About 110 (Including Angle Aluminum) x 90 x 25 (Height) Mm
- Magnification: 30 Times
- Measure Quiescent Current: Measure The Voltage At Both Ends Of Point Ab On The Board
Note:
Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use
color:As shown
Material:PCB
Package Contents:
2 x Power Amplifier Module
Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
What's in the box
2 x Power Amplifier Module
