Is it possible for electromagnetic waves in the Extreme Low Frequency range to carry HQ video and audio signals?
117091
What is the equation relating maximum data transfer rates for a given EM bandwidth?
82377
Is it possible to produce gravitational waves artificially?
14043
Why don't electromagnetic waves require a medium?
95801
Medium with refractive index less than unity?
56915
Is there a dynamic-range reduction device (preferably passive, optical)?
43046
Do Maxwell's Equations overdetermine the electric and magnetic fields?
99057
Time limited and band limited signal
67870
Radio antenna producing waves in the visible spectrum
84291
Do the integral forms of Maxwell's Equations have limited applicability because of retardation?
56583
Do the electric and magnetic components of an electromagnetic wave really generate each other?
144711
Representation of electromagnetic wave?
77103
Determining a radio signal's range
74723
Popular depictions of electromagnetic wave: is there an error?
92421
Negative frequencies: what is that?
49524
Frequency division and signal spectrum
98091
Can an LC oscillator be used to generate visible light?
106119
Why is there no permittivity-type constant for gravitation?