An ionospheric heater, or an ionospheric HF pump facility, is a powerful radio wave transmitter with an array of antennas which is used for research of...

researches the ionosphere – the highest, ionized part of Earth's atmosphere. The most prominent instrument at HAARP is the Ionospheric Research Instrument...

resonances Van Allen radiation belt Radio Earth–ionosphere waveguide Fading Ionospheric absorption Ionospheric scintillation Line-of-sight propagation Sferics...

over-the-horizon radar system blotted out numerous shortwave broadcasts daily. Ionospheric heaters used for scientific experimentation such as the High Frequency Active...

one of the first major ionospheric heaters in the world. Operating from 1968 through 1984, it expanded knowledge of ionospheric processes greatly. The...

Platteville Atmospheric Observatory, Gordon was influential in getting an ionospheric heater built at Islote, about 30 km from the Arecibo Observatory, which operated...

Ionizing radiation Ionocraft Ionogram Ionosonde Ionosphere Ionospheric heater Ionospheric pierce point Ionospheric storm Iosif Khriplovich Iraj Malekpour Iranian...

with a VLF modulated power envelope into the D-region ionosphere, the conductivity of the ionospheric plasma can be modulated. This conductivity modulation...

will be enhanced through interactive experiments with high power ionospheric heaters where FAI will be generated on demand. RAX undergoes the same rigorous...

research areas of the observatories are: the stable equatorial ionosphere, ionospheric field aligned irregularities, the dynamics of the equatorial neutral...