It has been almost 75 years since the first North Korean People’s Army crossed the 38th parallel, beginning a war that still ...

Modulation is the act of translating some low-frequency or baseband signal (voice, music, and data) to a higher frequency. Why do we modulate signals? There are at least two reasons: to allow the ...

Pennsylvania Gov. Josh Shapiro angrily called for an end to rising political violence just hours after a man broke into the governor’s mansion and set it on fire, forcing Shapiro and his family to ...

Single Sideband, or SSB, has been the predominant amateur radio voice mode for many decades now. It has bee traditionally generated by analogue means, generating a double sideband and filtering away ...

In a time of worldwide stress and upheaval, many individuals are searching for an uncomplicated and effortless method of reducing their feelings of stress and tension. Recently, several studies have ...

The former president says that his style is to “weave” from one subject to the next. Others see something more worrisome in his ramblings. By Michael C. Bender One of the truisms of Trump World is ...

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Recently, in the name of research, I found myself on a waterbed for the first time since elementary school. I put on a set of headphones, and the bed began to pulse in sync with the hypnotic, ...

Where soft synths really start to come into their own is not so much by what each part of the synth does, but how they can interact with one another. LFOs, or low-frequency oscillators, can ‘modulate’ ...

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 ...