Electronic speed control. An electronic speed control or ESC is an electronic circuit with the purpose to vary an electric motor's speed, its direction and possibly also to act as a dynamic brake.
The ionosphere is the layer of the atmosphere that reflects radio waves. This effect is caused by the ionization, or electrical charging, of the gas particles present in the upper atmosphere by... The ionosphere is the layer of the atmosphere that reflects radio waves. This effect is caused by the ionization, or electrical charging, of the gas particles present in the upper atmosphere by X-rays and ultraviolet rays emitted by the sun.
No. Radio waves come from satellites. You're probably thinking of radiation waves, which do come from the sun. 2nd Answer: Oh, my heavens, the Sun is a huge â¦ emitter of radio waves! In fact, if an astronomer looks only at the Sun's radio waves, the Sun looks somewhat larger than if you only look at its light waves.