30 Watt subwoofer power amplifier circuit

This circuit use IC TDA1004A to main operation .IC is very nice and durable if used properly and correctly, by the way supply the correct voltage , don't supply more voltage than 20 volts, because it can damage the IC. This circuit suitable for subwoofer speakers, but this amplifier  is mono.See schematic and troubleshooting below :

30 Watt subwoofer power amplifier circuit

If the circuit above not working , posible cause is on :
  • Supply voltage.
  • IC Damaged or installation inverted.
  • Component damaged .
  • Installation components inverted.
  • Line break PCB.
  • Input not connected or input connect to ground.
  • Output speaker not connected.

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December 23, 2017 at 1:19:00 PM GMT+7 delete

Subwoofers come in many sizes, but the most common are 8", 10", 12", and 15". This is probably also noted in metric for the european brands. check website

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January 8, 2018 at 11:02:00 PM GMT+7 delete

You are advised to do a bit of research before purchasing one. This article will center on a variety of tips when you are buying a subwoofer for the first time.AmplifierExperts

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