In this post we study the method of making 3 simple constant current battery charger circuits, first one merely utilizes a single resistor, the second design incorporates a single Darlington […]
Transistor Current Gain Tester Circuit – hFE Tester
This hFE or transistor forward gain tester is intriguing due to its ease-of-use and because it allows the use of both PNP and NPN transistors to be assessed. Additionally more […]
High Current LM317 Power Supply Circuit
The high current LM317 power supply circuit shown down the page makes use of an supplemental winding or possibly a independent transformer to deliver power to the LM317 regulator in […]
High Current LM317 Variable Power Supply Circuit
You you are looking for a high current LM317 variable power supply circuit version then you have probably landed on the right post. Here you will find how an ordinary […]
AC Mains Current Detector Circuit
This AC mains current detector circuit identifies current levels within one of the AC mains supplies with the aid of an inductive pickup sensor (L1) made using a one inch […]
Increasing LM317 Current with a Transistor
Increasing LM317 Current with a Transistor could be implemented in order to contribute an integral part of the overall current. The level of current contribution is ascertained using a resistor […]