This circuit was originally found in a Philips documentation from 1969. It is intended for sensing golf cart battery voltage. The circuit can be adapted for other types of battery vehicles.
This circuit is from 1988 documentation. It uses a range of 30 LEDs driven by 4017 integrated...
This circuit was found in Electronics Now, it can be used with universal phones on a common...
Delivering Over 4X More Battery Life and Faster Time to Market, Platform Comes Complete with...