Useful tips for everyday
What is input dynamic resistance? The dynamic resistance is the resistance offered by the p-n junction diode when AC voltage is applied. When forward biased…
Why do headphones pop when plugged in? A loose or partially plugged in pair of headphones will often crackle due to a poor electrical connection.…
What happens to capacitor when capacitor voltage is equal to source voltage? What happens to the capacitor when the capacitor voltage is equal to the…
How do you find the frequency of a sample period? The sampling period is the time difference between two consecutive samples in a Sound. It…
How do you know if you can charge a battery? Fully charged automotive batteries should measure at 12.6 volts or above. When the engine is…
What is the condition for intersymbol interference to occur? Inter-symbol interference results from linear amplitude and phase dispersion in the channel that broadens the pulses…
Can you Reclass to a different MOS? To be authorized to reclass or reenlist for a new MOS, there must be a “Y” under the…
What voltage is USB data lines? USB 1.1 devices have ±3.3-V signal levels and can operate at low- and full speeds. USB 2.0 devices have…
How can you tell two magnets are attracting? If you put the north pole of one magnet next to the south pole of the other,…
What happens when you bypass a capacitor? These unwanted perturbations (if not controlled) can couple directly into the circuit and cause instability or damage. In…