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9V by a ni-cd battery with USB charging

. Poking even once in all the drawers looking for a 9V battery charged for a multimeter that has shut in time of need (how could it be otherwise?), I thought it would be nice to have a box of ...

Nikola Tesla misunderstood genius

. For many years, the textbooks they wrote that the benefits of light and electricity have been given by Thomas Edison, while a genius whose innovative technology of Nikola Tesla that surprised and continue to amaze the world ...

The IGBT Protection

. Principio di funzionamento I primi IGBT erano tiristori modificati per potersi accendere con un comando in tensione. Consider the BJT equivalent circuit of a thyristor and a MOSFET transistor is added between the collector and emitter ...

Fast MOSFET Test

. Often in online discussion I find myself having to explain how a mosfet is head, the test with a multimeter is the fastest but, not from the certainty that the component functions properly in impulsive regime. Rummaging through the drawers ...

Controlling Water Filter

Acqua filtrata con Arduino Descrizione In casa si usa bere acqua filtrata. In fact it is found that sometimes cleaning the filter cartridge demonstrates a muddy patina and for this reason there is the preference to filter drinking water. The year…

Fuel Cells

. Rechargeable batteries are not clearly enough to power electric cars for a considerable period of time. Without reliable and capacious batteries, you lose the challenge of mass mobility. So the industry is working ...

Albert Einstein and the GPS

. I'm a big fan of Albert Einstein. Many physicists would agree that his theories are the purest expression of genius in the history of humanity with all the ensuing applications. In this case, we talk about the Global ...

BATTERY POWERED TESTER

. TESTER BATTERIE AUTOALIMENTATO Dietro pressanti richieste di un'amica che lavora come addetta all'accettazione presso un centro assistenza ho progettato un tester veloce per batterie. You can not imagine how many come with remote controls ...

Bluetooth control with 12F675

  This is a simple control via Bluetooth. The thing is quick to implement using those modules available on the market. With a HC-06 and a few components you create an easy control with the data communication via serial. The…

Movement controlled encoder

Descrizione Semplice controllo di rotazione con motoriduttore che ha un encoder a due fasi montato sull’albero del motorino elettrico. During the tests I burned the 16F84A I had and for this I used a 16F628A. The program…