Significats de extremely high frequency en anglès

The energy aspect of the rays you can best understand as simply a vibration in the ether-anextremely high frequency one.

An Advanced Extremely High Frequency (AEHF) satellite is seen in an undated handout artist's rendering.

But when extremely high frequencies and more or less high potentials are used, the loss may be very great.

Aboard is the fifth Advanced Extremely High Frequency (AEHF) satellite, designed to provide the U.S. military with highly secure communications.

The brand-new Advanced Extremely High Frequency communications satellite (pictured) was 140 miles over the Earth's surface before controllers knew anything was wrong.

That is three years after military plans to start using the Advanced Extremely High Frequency (AEHF) satellites built by Lockheed Martin Corp LMT.N.