To get the near vertical incidence omni directional coverage, the frequency has to be kept below 8 MHz.
What does VI stand for?
VI stands for Vertical Incidence
This definition appears somewhat frequently and is found in the following Acronym Finder categories:
- Science, medicine, engineering, etc.
See other definitions of VI
We have 17 other meanings of VI in our Acronym Attic
- Vector Identifier
- Vegetation Index
- Vehicle Integration
- Vendor Information
- Vent Isolation
- Ventriculo Izquierdo (Spanish: Left Ventricle)
- Verant Interactive (video game company)
- Verb Intransitive
- Verification Infrastructure
- Vermiculite Institute
Samples in periodicals archive:
[FIGURES 8-10 OMITTED] ACRONYM QUICKSCAN CNR--combat net radio GHz--gigahertz HF--high frequency JTRS--Joint Tactical Radio System LOS--line-of-sight MHz--megahertz NVIS--Near Vertical Incidence Sky-wave Ohm--unit of electrical resistance R&D--Research and development Mr.
By the time the Germans invaded Poland (1939) Guderian had long worked out the techniques of Near Vertical Incidence Sky-wave HF radio communications and how to use FuG-10 HF radios, both monopole and loop antennas, surface wave radio propagation and the reflective properties of the ionosphere (NVIS) to communicate over huge areas when halted, on-the-move, or in the air.