This simple cellphone power bank circuit charger can be built at home and used for emergency charging your cell phone anytime anyplace regardless of an AC mains outlet or input […]
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 […]
70 Watt High Efficiency Power Amplifier Circuit Using IC TDA1562
In this post we learn about a simple single cheap 70 watt high efficiency power amplifier circuit using the IC TDA1562 FUNCTIONAL DESCRIPTION: The TDA1562Q consists of a mono class-H […]
Simple 300 Watt Power Amplifier Circuit using Transistors
For hobbyists and music lovers who are interested to get more audio power from a simple amplifier circuit, here we present this 300 watt power amplifier circuit capable of delivering […]
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 […]
Simple Dual Power Supply Circuit Without Center Tap
The article explains how to make a simple dual power supply circuit without using a center tap transformer rather any ordinary two wire transformer. This circuit is of interest not […]