Tested and working circuits by
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Find out some projects we like and maybe become real kits.These are full working circuits.
If you want you can give us an idea for a project so we are going to examine it.Go to the contact form.
If you want to read some discussion about the kits
or you want to ask something you can go to our FORUM page.
If you want you can give us an idea for a project so we are going to examine it.Go to the contact form.
If you want to read some discussion about the kits
or you want to ask something you can go to our FORUM page.
knight rider effect with leds
The famous lights of the most famous car on the planet.The "KIT".
This is a circuit based on a 555 timer and 4017 counter. You can adjust the frequency of the swifting leds! |
knight rider lights schematic
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Download Stuff for knight rider project
555 timer datasheet
4017 decade counter datasheet
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Watch the rgb knight rider kit in action
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0-5v led volt meter lm3914
0 - 5 volt led voltmeter
download stuff for led voltmeter
lm3914 datasheet
555 one shot delay off 90-200 sec
555 off delay 90-200 sec
This is a delay off circuit based on the 555 timer. You can adjust the output time via the 10k trimmer.
When you push the button and release it timer counts backwords and keep high its output until timer go zero.
Feel free to ask help for the shematic!
When you push the button and release it timer counts backwords and keep high its output until timer go zero.
Feel free to ask help for the shematic!
