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I need A little help. I need a circuit that will flash 3 LEDs Something like a stop light. Answered

I need A little help. I need a circuit that will flash 3 LEDs Something like a stop light It is for a Halloween prop I am using a sirvo motor to move a head From Left to Front to Right And need a circuit that will ramdumly flash 3 LEDs Thanks For any help??

Discussions

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onrust

8 years ago

A bike light may be a simple solution. Your local dollar store has crappy bike lights that are perfect for jobs like this.

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SALFXSonrust

Answer 8 years ago

Thanks I'll Look in to it

Thnaks For your help

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SALFXSsteveastrouk

Answer 8 years ago

Yes it need to be random the cicruit need to have three Leds. only one led can come on a a time. I tried to use nand gates to work this out but I have no luck.
the cicruit I am using is from scary-terry.com audioservo cicruit
to make the head look real it led need to look random.

Thank you for your help.

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iceng

8 years ago

Even 555s will synchronize.
Here is a pointer to a nice RED / Green LED blinker
if you want to build something.

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SALFXSiceng

Answer 8 years ago

thanks I will read over the Information. I need three Leds To Make the Head
Look left back to front and then right . To do this I need three ramdom in put that do not come on at the same time Only one light can be on at a time.
The cicruit I am using is from Scary- Terry.com

Thank You for your help.