This 2005 Linear Technology circuit has separate outputs for monitoring the charge and discharge of a battery. Formulas next to the diagram let you calculate the components.
This circuit works with the previous two by demodulating the signals received modulated in FM. The...
Found in Popular Electronics from the 90s, this circuit uses a 2N2646 and a general-purpose transistor...
This circuit was found in a 1960s documentation, providing a 2,000 gain amplified output. | Clique na...