In this post we learn how to make a powerful LED flashlight using a stepper motor and a few capacitors, and use it to create awesome light simply by a […]
3V to 12V Transistor Boost Converter Circuit
The following article will teach you how to build a simple transistorized boost converter circuit which will allow the user to acquire 12V from a 3V source very easily. Introduction […]
+/-5V to 12V Adjustable Power Supply Circuit
The concurrent adjustment of the two outputs enables it to be used to supply integrated circuits and other kinds of devices that require a dual supply of between + -5 […]
Adjustable Power Supply 3 to 30V 3A Circuit
The explained adjustable power supply 3-30V 3A is a stabilized (regulated DC Power) power supply intended for testing just about all circuits in general, according to a stabilized DC voltage […]
Simple 24V 20 Amp Adjustable Power Supply Circuit
Here we will see how we can make a simple 20 amp 24V adjustable power supply circuit using an LM317 IC and afew 2N3055 transistors configured in their emitter follower […]
Simple Variable Power Supply Circuit for Benchwork
In case you assess the cost and the rating of this simple variable bench power supply you may receive a big surprise, as the output voltage and current tend to […]