Abstract: Typically, synthetic aperture radar (SAR) uses linear frequency modulation (LFM) signal to acquire high-resolution images, requiring spectral windowing to suppress sidelobes while ...

Abstract: Modern aircraft use 360–800 Hz variable-frequency power systems, and the increased frequency makes it more difficult to interrupt the arc. Traditional contacts are difficult to apply due to ...

For investors seeking higher yields than what intermediate core bonds can provide, the next step up the risk ladder are funds in the Morningstar intermediate core-plus bond category. To screen for the ...

Photoshop cc 2015 tutorial showing possibly the best technique to retouch skin in a photo. “Frequency Separation” retains the skin’s texture, while it removes blotches and imperfections. The result is ...

Intermediate core-plus bond funds can offer investors more income in exchange for taking on more risk than intermediate core funds. These nine funds are the best-in-category options for investors ...

Radio frequency (RF) was once a noninvasive treatment you could only access in-clinic, but thanks to advancements in technology, it’s now available for home use. So how does it work exactly? RF uses ...

A look at the simplest FM demodulation technique. It doesn’t give the lowest possible output distortion, it doesn’t reject amplitude distortion effects, but it is simple and can be used at virtually ...

The key parameters of the FSS technique and their impact on EMI performance. How to evaluate FSS performance using simulation, ICs, and a signal generator. Frequency spread spectrum (FSS) is a ...

Holly has a degree in Medical Biochemistry from the University of Leicester. Her scientific interests include genomics, personalized medicine, and bioethics.View full profile Holly has a degree in ...