How to make Powerful Amplifier Subwoofer with Transistor, New Circuit Subwoofer at home

 

Have :

1.Transistor

• D718 x2
•  B688 x2
  

2. Resistor

• 5W 0.47 x2
  
• 220R x4
  
• 1K/1W x2
  
• 1K x2
• 10K
• 3.3K
• 47K
• 56K
  

3.Capacitor

• 100uf 16V
  
• 470uf 25V
• 1uf 50V

4.Transform

• 25V

5.POT

• B50K  

6.IC

•  4558 IC