how to make a speaker protection circuit diagram:
This is the Speaker protection circuit diagram. It can protect our Speaker from the burn. if the amplifier got any problem then this circuit can save our soundbox. Normally when the transistor makes a short circuit the voltage comes out from the speaker output line then this circuit protects that voltage. this circuit should not allow any direct voltage to the speaker. this circuit is so important to protect the speaker.
This is the circuit.
We can see that it has two inputs and two outputs. one for the right speaker and another for the left speaker. To run this circuit need 12 volts.
This is the diagram
Every amplifier needs this circuit


how to make a soundbox at home:
We are going to make a mega bass soundbox at home. If you want to make a mega bass, you can also make your soundbox like that. This is a two-way bass-reflected soundbox. We used one 15-inch speaker on Twitter. We don’t use any crossover. To protect Twitter, we use one fan capacitor. The capacitor value is 1.5uf 450voltage. How to make a soundbox at home? It is 30 inches. The width is 16 inches. long 16 inches. The speaker hole is 15 inches. 15 inches whole, 9 inches wide. The Twitter whole should be the same as Twitter. 12 inches long bass reflected whole. The bass reflected whole should be two.
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