The circuit given below describes a time delay relay system which is used for keeping a hot air blower working under a specifically programmed timing sequence. The idea was requested […]
Search Results for: power supply
5V, 12V Buck Converter Circuit SMPS 220V
This step down buck converter will convert a 220V AC input from mains supply to 5V or 12V or 24V DC with 90% efficiency. The proposed buck converter is an […]
Generator/Alternator AC Voltage Booster Circuit
The article explains an alternator power booster circuit which was unveiled by one of the keen followers of this blog, Mr Michael Mbamobi. Let’s learn more about the details. Technical Specifications There […]
How to Control Motor with a Cell Phone
The following article describes a very simple circuit idea which can be used for controlling a motor’s rotational direction i.e. for moving it either clockwise or anticlockwise through alternate miss […]
How to Generate PWM Using IC 555 (2 Methods Explored)
The IC 555 is an extremely useful and versatile device which can be applied for configuring many useful circuits in the field of electronics. One very useful feature of this […]
Voice/Audio Recorder Playback Circuits
The article explains a single chip circuit which can be used for recording and playing back short voice clips or any audio clip ranging from 20 to 60 seconds. About […]