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What does OTH stand for?

OTH stands for Over-The-Horizon (usually radar)

This definition appears very frequently and is found in the following Acronym Finder categories:

  • Military and Government
  • Science, medicine, engineering, etc.

See other definitions of OTH

Other Resources:
We have 8 other meanings of OTH in our Acronym Attic

Samples in periodicals archive:

Work will included installing digital over-the-horizon microwave communications systems which will connect offshore oil platforms to shore-based stations for three different major international oil companies and supplying modems to an international military customer for evaluation for integration into its system.
The squadron assumed the missions of antisubmarine warfare; over-the-horizon targeting; mine countermeasures; search and rescue; naval gunfire spotting; and reconnaissance and logistics.
According to a Joint Services Planning Document issued by the Air Force and Office of Naval Research, HAARP's uses include: "providing communication to deeply submerged submarines," "geophysical probing," "control[ling] the properties of radio waves," and "generat[ing] mirrors which can be exploited for long-range, over-the-horizon surveillance purposes, including the detection of cruise missiles.
Troposcatter, or over-the-horizon communications, is the ability to transmit radio waves over the curvature of the Earth by bouncing signals off irregularities (small changes in humidity, temperature and pressure) in the troposphere approximately 10 Km above the Earth's surface.
The purpose of this system is to provide wide-band, over-the-horizon data communications between a missile firing ship and several land-based stations located at the Pacific Missile Range Facility (PMRF), and the continental United States during future planned tests of the Aegis Leap Intercept (ALI) missile.