A new technical paper titled “Hybrid tungsten oxyselenide/graphene electrodes for near-lossless 2D semiconductor phase ...

The choice of 810 nm is also supported by photobiology: this wavelength aligns well with the absorption spectrum of cytochrome c oxidase (the mitochondrial “light receptor”) and has been widely used ...

[brmarcum] takes us back to analog building block basics with his Frequency Modulation and Demodulation tutorial. Frequency Modulation (FM) sounds simple at first, but understanding the electronics ...

Fundamental to all wireless communications is modulation, the process of impressing the data to be transmitted on the radio carrier. Most wireless transmissions today are digital, and with the limited ...

Modulation is fundamental to electronic communications. The modulating signal might be analog in nature (voice or music) or digital bit streams. Most modern communication systems are digital, using ...

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 ...

The LumiSleep launch took place at CES 2026 in Las Vegas, where LumiMind hosted live product demonstrations at its booth ...

First I’ll tell what you already know. Back in the day, AM broadcasting was king and FM was commercial-free. Things changed in the 1970s as FM grew in popularity. Here we are 40+ years later with many ...