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2.1 Audio Amplifier using LM1876 + 2SC2922 2SA1216 OCL Subwoofer

2.1 Audio Circuit using LM1876 + 2sc2922 2sa1216 OCL Subwoofer is a power amplifier with a 2.1 channel system (3 Channel Amplifier) 2 Channel Stereo +1 Channel Subwoofer.
 2.1 Audio Amplifier using LM1876 + 2sc2922 2sa1216 OCL Subwoofer

2 Channel Stereo uses IC LM1876 Gainclone Amplifier, and the channel subwoofer amplifier uses an OCL power amplfier circuit with final transistors 1 set of 2SC2922 and 2SA1216. This Schematic and PCB Layout was designed by Barlex Respectaizer. You can download this power amplifier 2.1 Circuit diagram and also the PCB Layout at the end of the post. The following schematic diagram is power amplification 2.1 using LM1876 + 2sc2922 2sa1216 OCL Subwoofer:
Circuit Diagram  2.1 Audio Amplifier using LM1876 + 2sc2922 2sa1216 OCL Subwoofer

Part List  2.1 Audio Amplifier using LM1876 + 2sc2922 2sa1216 OCL Subwoofer:
330R 1/4Watt 4
1K 1/4Watt 6
1K2 1/4Watt 1
2K2 1/4Watt 1
4K7 1/4Watt 2
6K8 1/4Watt 1
10K 1/4Watt 4
20K 1/4Watt 4
22K 1/4Watt 2
100K 1/4Watt 3
4R7 2Watt 2
0R47 5Watt 2
Capacitor 33pF Ceramic 1
 39nF Milar 1
100nF MKM 4
470nF Milar 2
1uF Audio Philer 3
Elco 22uF 50V 2
100uF 50V 4
220uF 50V 1
2200uF-4700uF 50V 2
Diode Bridge Diode 8A 1
1N4002 3
Transistor 2N5551 2
MJE 340 1
 MJE 350 1
TIP 31 1
TIP 32 1
2SC 5200 1
2SA 1943 1
IC NE5532/JRC4558 1
 LM1876 1
Potensio B50K STEREO 2
B50K MONO 1
Heatsink Heatsink 1

To facilitate the assembly of the 2.1 Stereo LM1876 + Amplifier power Subwoofer 2SC2922 2SA1216 you can use the following PCB Layout, and you can download it in PDF or gerber file format:
PCB Layout  2.1 Audio Amplifier using LM1876 + 2sc2922 2sa1216 OCL Subwoofer

Video Assembling and Test:

2.1 Amplifier With LM1876 and OCL Subwoofer


See Also:
4 Channel Quad Amplifier LM1876
500W Power Amplifier 2SC2922 2SA1216

Download:
Schematic Diagram PCB Layout  2.1 Audio Circuit using LM1876 + 2sc2922 2sa1216 OCL Subwoofer

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