300W Subwoofer Power Amplifier

300W woofer subwoofer systemThis is an amplifier circuit that is formed from a transistor amplifier miraculous. This circuit is used in the speaker subwoofer with 300W maximum power on each side. To apply it, can be used in the room that is not too large, like the car. And the voltage needed between 25 to 42 Volt DC.

This is schematic of 300W subwoofer amplifier

subwoofer amplifier circuit rangkaian skematic

Comments

  1. WHO MANY WATT MUSH POWER SUPPLY BE..? RESISTORS ARE IN OHMS..? ΤΗΑΝΚ ΥΟU..

    ReplyDelete
  2. I think biasing missing at base of transistors near zenaar diode.Plz correct if so,and what is the use of variable 470 ohms resistor?

    ReplyDelete
  3. That is what info I am looking for, Thank you

    ReplyDelete
  4. Cannot there be a power rectifier and tone controller circuit ?

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