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24 May

16-Tone Door Bell Project

This is a very easy to construct DIY project that you can do on a weekend.  With only a few components, you can build a sophisticated selectable 16-tone doorbell.

The circuit consists mainly of four (4) sections, first is the sound generator section, second is the audio amplifier section, third is the power supply section and lastly, the regulator section.

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  • Address Gen. Taiño Street, Brgy. Poblacion I, Pagsanjan 4008, Laguna, Philippines
  • Mobile Phones:
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    3. +639171821731
  • Email shop@edcph.com
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