Four Small 5-volts DC Regulator Circuits
This Small 5-volts DC Regulator. without IC-7805. Using transistors are interesting. If you have an old transistor or want to save. It may be a good choice. Read more
This Small 5-volts DC Regulator. without IC-7805. Using transistors are interesting. If you have an old transistor or want to save. It may be a good choice. Read more
SEE a lot of Small IC Power Amplifier Circuits, You will love them! Read more
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
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
The Flyback transformer tester circuit of the televisions that the result is a simple, cheap to build. so easy to use with output high volts Flyback […] Read more