Useful tips for everyday
Does Elementary OS has dark mode? The light theme is enable by default and comes with various enhancements to be more pleasant to the eye,…
Can you transfer files from Android to laptop via Bluetooth? On your phone, select the file(s) you want to send and hit the Share icon…
What does upsampling do in audio? Upsampling is the process of inserting zero-valued samples between original samples to increase the sampling rate. (This is sometimes…
What does the sampling theorem tell us concerning the rate of sampling required for an analog signal? What does the sampling theorem tell us concerning…
What is the relationship between DFT and DFS? The discrete Fourier series (DFS) is used to represent periodic time functions and the DFT is used…
Why OFDM has high PAPR? The PAPR is rather high in OFDM due to the linear combination of many (pseudo-random) QAM symbols in the IFFT…
Which type of image sensors are more faster? CMOS sensors can potentially be implemented with fewer components, use less power, and/or provide faster readout than…
Are harmonics in phase? ). This occurs because otherwise Kirchhoff’s voltage law (KVL) would be violated: such harmonics are in phase, so their sum for…
Does the Fourier transform always exist? There is never a question of existence, of course, for Fourier transforms of real-world signals encountered in practice. However,…
What does the phase margin of a system specify? Phase margin is defined as the amount of change in open-loop phase needed to make a…