This programmable timer can be used for switching a load ON and OFF with two sets of time delays, which are programmable from 2 seconds to 24 hours independently. The […]
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AC Light Dimmer Circuit
In this post we learn through two examples how to build a simple110 V or 220 V AC light dimmer circuit for controlling light intensity with pot, using the principle […]
9 Simple Solar Battery Charger Circuits
Simple solar charger are small devices which allow you to charge a battery quickly and cheaply, through solar energy. A simple solar charger must have 3 basic features built-in: The […]
Using Triacs for Controlling Inductive Loads
Here we try to investigate a few enhanced triac based phase controller circuits which can be recommended for controlling or operating inductive loads like transformers and AC motors much safely […]
Simple Car Shock Alarm Circuit
A simple car shock alarm circuit presented in this article can eb effectively used to alarm the owner each time the car comes across some kind of vibrational intrusion ether […]
How to Make a Cheap LED Name Plate with Illuminated Back Light
The post details a simple method for making an inexpensive LED name plate with illuminated back light, which can be made by incorporating only 4 LEDs and yet acquire a […]