Channels and collaterals dredging apparatus

Channels and collaterals dredging apparatus

  • CN 1,429,635 A
  • Filed: 12/30/2001
  • Published: 07/16/2003
  • Est. Priority Date: 12/30/2001
  • Status: Active Application
First Claim
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1. channels and collaterals dredging apparatus as protection device, it includes:

  • dc source, audio signal source ISD integrated package, power amplification driver is characterized in that electromagnetic transducer in addition;

    The outfan of dc source is connected on the input of audio signal source ISD integrated package, audio signal source ISD integrated package outfan be connected on the input of power amplification driver LM386, and the LM386 outfan is connected with electromagnetic transducer.

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