Interesting Engineering on MSN12d
Scientists create magnetic device to capture electricity from Earth’s rotational dynamics
A wild idea has been proposed to generate electric power from Earth’s rotation with the help of magnetic fields. A new ...
Hackaday8y
PCB Design Guidelines To Minimize RF Transmissions
Thus, electronics are awash in signals and changing electric fields ... Not only will they blast out RF radiation at harmonics of 50/60 Hz, but the switching power supply, which usually operates ...
Discover Magazine on MSN9d
Power Generated From Earth's Movement Through its Own Magnetic Field
Nearly two centuries after Faraday's failed attempts, scientists have demonstrated that Earth's continuous spin can directly ...
Hackaday2y
RF Spectrometer Sees Inside
and that requires a special circuit that will block high-power signals while passing low-level signals. Because of the low level of signals involved, you do need some special RF techniques.
From Waste to Wireless: How RF Power is Eliminating Disposable Batteries
The increasing reliance on battery-powered devices plays a substantial role in the unfolding environmental crisis. With industries and consumers dependent on single-use and rechargeable batteries, the ...
Radio World28d
NRSC Studies RF Noise on Various Roadway Types
The report, principally authored by John Kean, is titled NRSC-R102, “Measurement of AM Band RF ... strong field strengths from the stations generally produced good, noise-free listening. Not ...