12V-24V PWM Motor controller circuit using TL494 and IRF1405
This is the high quality 12V-24V PWM Motor controller circuit, at current up to 20A,using TL494-IRF1405 for working with soft start, adjust pulse frequency Read more
Controls & Timers
How do protect Reverse polarity switch and alert
This circuit is an automatic reverse polarity switch. If we apply DC voltage to any electronic circuits in the wrong polarity. It can be caused by too much current. You must waste time to reverse the new terminal. If your circuit is important, let’s build this project to your life will better. Automatic Reverse polarity … Read more
Logical guessing game circuit Diagram
This circuit is the logic guessing game circuit that uses the digital ICs as the base of projects. They are used for playing, with 2 players, the first will set logic, and second-guessing logic. The code in this circuit is 4 switches. If a player can guess the code exactly as planned, will have the … Read more
Infrared Remote control 50 feet 2 Channel
This infrared remote control can control the working of 2 channels or can use to control two Electric appliances, each one on-off freely and a maximum of 300 watts on Control distance is 50 feet. How does it work We will describe the operation of this project into two parts: a transmitter and a receiver. … Read more
3 Temperature detector circuit with buzzer alarm
You should build the simple temperature detector circuit diagram with a buzzer alarm. It can check a changing of temperature. It is so real easy project. Read more