Useful tips for everyday
Why it is difficult to communicate verbally when underwater? It is true that sound wave travel faster in water than in air, but the sound…
Why my computer is not turn on but fans are running? One of the reasons your computer won’t boot but the fans spin could be…
What does the Nyquist frequency do? In signal processing, the Nyquist frequency (or folding frequency), named after Harry Nyquist, is a characteristic of a sampler,…
What is the sign convention of power? Sign conventions So power flowing out of the component is defined as positive; the power variable represents power…
Is overvoltage protection the same as surge protection? Surge Protection (Overvoltage protection) – Electric Technics Ltd. An increase in voltage for a very short time…
What does negative inductance mean? The answer is very easy: It is an inductance with a negative sign – used for example to cancel some…
What are the different operating standards for home automation technology? The primary operating standards for home automation technology are these four: Wi-Fi, Z-Wave, Zigbee, and…
What is EXT on an oscilloscope? When the “Ext.” button is on (=”external”), the trigger timing of a real oscilloscope is not determined using the…
How to reduce pulse voltage? The essence of this circuit is that the high voltage pulse generation relies on V=L* di/dt. Reducing the resistance of…
How is brushless motor current measured? In order to measure the no load current, the first thing you must do is connect your radio system…