Question:

Where can I find electronic schematics on the inter net 555 chip timing controllers?

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how to build a capacitor controlled oscillator circuit

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3 ANSWERS


  1. Look at your chip.

    Identify the manufacturer's logo.

    Look up their web page.

    Download their datasheet.

    Read through to "test circuit" or "application notes".

    Build an exact replica of the test circuit.

    Then change the capacitor value, and see what happens.


  2. http://www.uoguelph.ca/~antoon/gadgets/5...

    is very good.

  3. http://home.cogeco.ca/~rpaisley4/LM555.h...

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