Hobby DIY

Astable Multivibrator with 555 or Astable 555 Timer Flasher

This is a tutorial with calculator to help learn the application of 555 which is a very rare chip innovation. It is simple, versatile, flexible and programmable (by tweaking of pots).

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If you are starting with electronics, this is the first step. So do it now ! Do-It-Yourself.

• 555 Timer Tutorials
• 555 Timer/Oscillator Tutorial
• 555 Timer Calculator
• 555 and 556 Timer Circuits
• LM555 Timer Circuits

This is a Gadget Tutorial for this Article LED Running lights CD4017.

This Demo shows LM555 running a CD4017 Counter to drive Ten Leds sequentially.

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Related Resources -

• LED (Light Emitting Diodes) Circuits
• White LED Drive Circuit
• Back and Forth Flasher
• Sequential 10-LED Flasher
• Fun with LEDs
• Optoelectronic circuits, LED circuits
• FC’s Solar Circuits