7 simple amplifier circuit diagram using transistor

I like to collect many circuits, including the simple audio amplifier circuit diagrams using transistors, too. Although we currently use ICs very much. Because it is small, convenient and cheap. It is convenient to use transistors. But the transistor circuit is still interesting to learn, and still charming in its uniqueness. When you need to … Read more

Infrared Remote control transmitters Circuits

This is the Infrared Remote control transmitter circuit. It has high performance and can be applied to works with the various infrared receiver circuit. To made easily and best to save your money. I want not to tell you much, what is the infrared remote control. Because you have known as well. So I recommend … Read more