car battery tester

135

01:37:26

car battery tester 4 OPamp and 4 LEDs

published 9 years ago

Anyonymous

9 years ago

What does it do? How can we tell a car battery is good or bad using this device?

Pizza14

9 years ago

This circuit judges a 12 volt battery as bad, although the standard voltage of the built- in car battery is 12 volts . This is a voltage meter for 13-14 Volt .

ardar05

9 years ago

this scheme to check the generator on the car charging

ardar05

9 years ago

car battery is fully charged gives a voltage of 12.75 volts

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