In this post we are going to discuss a few non-contact voltage detector/tester circuits for checking the presence of active mains live wire. We will be understanding what non-contact voltage […]
Road Diversion Warning Indicator using Running LED Lights
The discussed LED lamp chaser circuit can be effectively used for indicating or warning road diversions or when a roadwork is in progress, especially in areas where street lamps are […]
High Voltage Emergency Mains Cut-OFF Circuit
In this post we learn how to make a simple high voltage emergency mains cut-off circuit for intentionally blowing a fuse during a catastrophic high voltage tendency, making sure that […]
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 […]
Make Stabilized Zener Diode Using Transistor
The article states how to make a variable stabilized zener diode circuit using transistors, whose voltage is variable, and the zener voltage can be adjusted as per preference. As anyone […]
110V, 220V Voltage Regulator Circuit
The discussed 110V, 220V voltage regulator circuit can be used for controlling or adjusting all high voltage level inputs such as 110V or 220V simply by altering a couple of resistor […]