Circuit book free

Today telephone has become an integral part of our lives. It is the most widely used communication device in the world. Owing to its immense...

For total output power of cell phone jammer is about 0.5W The definition of the object of study (as a body of two titles, the fourth Times N...

If some intruder tries to open the door of your house, this circuit sounds an alarm to alert you against the attempted intrusion. The circui...

The technology development of cell phone jammer has been finished. This mainly refers to the use of 25 ~ 100 W-class CO2 laser to X-Y table ...

Here’s a simple, low cost, and easy to construct infrared remote control tester. The tester is built around an easily available infrared rec...

With IC SLB0586A from Siemens you can build a simple touch light dimmer circuit that will allow you to adjust the lamp intensity. Together w...

This very simple infra-red receiver is intended to form an infra-red remote control system with the simple infra-red transmitter described i...