Car battery voltage indicator

117

3090

2d 02:55:41

If the voltage is less than 10v - red Led lights on the left.  If the voltage is 11...13v - lights green.  If the voltage is over 14 v - will burn yellow on the right. 
For demonstrating 
Increase the power supply voltage

published 12 years ago

Bitmaster

12 years ago

This is pretty good.

eropak

12 years ago

Nice circuit.

Ash123

11 years ago

So how does it work?

bierman

11 years ago

Read my introduction.

carlos021913

8 years ago

nice job

simonlovescats

2 years ago

coooooooooooool

simonlovescats

2 years ago

cool

simonlovescats

2 years ago

cool

athena588

5 months ago

Why is zender diode used?

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