Constructing a Vu meter ( volume unit meter ) is simple. The LM3915 will provide the functions to building a simple VU meter at home. the lm3915 Vu meter circuit is designed with few components. in this article, I am…
Build a cellphone charger using bike battery – Worried about charging your mobile phone while traveling here is the solution to resolve this issue. In this article, I am going to explain the charger circuit for charging your mobile phones.…
The Inverter protection circuit – LM324 the low voltage and overload issue controlling. free PCB layout ( suitable for using ic SG3525, Sg3524, etc. ). it is a very important and useful circuit board for inverter voltage detection and shutdown…
12v lead acid battery Best automatic battery charger. in this article, I’m going to explain the low-cost battery charger circuit and free PCB layout. The circuit is working based on a single transistor of c1815 and a common relay of…
Electrical testing tools – simple three transistor wireless AC line detector circuit and PCB layout. The circuit will work when it reaches the side of any electricity passing device or wire. the basic principle is based on the radiated energy…
How to make inverter easily at home. In this article, I am going to explain the power inverter project that you can use your home appliance easily. This circuit is based on the PWM IC of SG 3525. How to…
12v to 6v converter circuit using 7806 IC Here is the circuit diagram of the 12v to 6v converter power supply circuit using 7806 regulators IC. the 7806 regulator IC contains a three-terminal positive voltage regulator that available in the…
Pir – Motion Sensor Relay On/Off circuit schematics – The PIR sensor is also known as a Passive Infrared Sensor is an electronic sensor. That measures infrared light radiated from objects in the field of you they are most often…
Build FM transmitter circuit – Building a cool project I always wanted to create an FM transmitter with a good range I have always been enjoyed by some of the applications of the transmitter, especially when I was young children…
IC or integrated circuit sometimes called a cheap or microchip is a semiconductor on which thousands for millions of tiny resistor capacitors and transistors are fabricated. The IC can function as an amplifier, oscillator, timer, counter, computer memory for microprocessor…