When I saw this kit very cheap on the site induction heating DealExtreme bought time. Very interesting! It comes with the assembled circuit and this coil really well made. If you put something metallic inside the coil, the induced current ...

The oscilloscope is an equipment that shows an electrical signal variations over time. Very useful in maintenance and development of electronic projects. However, the cost is still too high. This, below, is a more accessible version ...

If you are of the former probably heard that 1F capacitors (farads) are the size of a room. No more! Now there are more tiny capacitors, that may one day replace batteries in many applications. These ...

This small and very cheap module GY-521, connected to an Arduino Uno, It measures acceleration, gyro and magnetic field thanks to chip M6050. You can use to check the orientation of the Board as well as a cell phone can tell odo landscape or portrait. or ...

The most annoying of the projects with Arduino and LCD is the number of threads, because they are needed 4 for the data, two for control, two for power and two more for a pot. This I2C module with display ...

I bought this USB meter, along with this other cited in this article to find out the voltage and current of my sources and USBs. There is a huge variation, and that explains why the devices do not carry in some places, What ...

Your tablet or mobile phone is really loading as it should? The source, the cable or even the device may be the problem. You can discover the defect using a USB current and voltage meter like this one below, that's pretty cheap ...