Low Voltage Power Supply Without Transformer

The circuit diagram was designed to create a power supply without utilizing any transformer circuit. This circuit illustrates the advantages...

High and Low Voltage Cut Off with Delay and Alarm

Simple and easy build High and Low Voltage Cut-Off with Delay and Alarm Circuit. This straight forward circuit will protect electrical appli...

voltage Reference Stable Zener

Nowadays some first-rate voltage references are available. Take the LM385 for example: this is available for different voltages and even com...

Simple Micro Inverter circuit DC voltage AC 12v x110v

This is a micro - inverter DC voltage to AC from a 12v battery can generate a voltage of 110 or 220 volts AC and a frequency of...