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A torpedo on a rail A detonator on a railway line in Belgium South African example. Typical uses of detonators include: A warning, caution or stop signal in dense fog, when signals are difficult to see; A warning of a train stopped on the line ahead by an incident or accident—the train crew are usually responsible for placing the detonators
Torpedo defence includes evasive maneuvers, passive defense like torpedo belts, torpedo nets, torpedo bulges, and sonar torpedo sensors, "soft-kill" active countermeasures like sonar decoys and sonar jammers, and "hard-kill" active defenses, like anti-torpedo torpedoes similar in idea to missile defense systems. [1]
A schematic cross-section of a ship with anti-torpedo bulges. [nb 1] USS Texas with its starboard torpedo blister removed during ongoing repair work, showing the original hull underneath. Essentially, the bulge is a compartmentalized, below the waterline sponson isolated from the ship's internal volume. It is part air-filled, and part free ...
An example of a tornado warning polygon issued by the National Weather Service. A tornado warning (SAME code: TOR) is a public warning that is issued by weather forecasting agencies to an area in the direct path of a tornado, or a severe thunderstorm capable of producing one, and advises individuals in that area to take cover.
Rocket-thrown ASW torpedo. Bead Window Last transmission potentially disclosed unauthorized information. Beam/beaming Target stabilized within 70 to 110 degree aspect; generally (direction) given with cardinal directions: east, west, north, or south. Bent System indicated is inoperative. Bingo. Minimum fuel state needed for aircraft to return ...
Warning system is any system of biological or technical nature deployed by an individual or group to inform of a future danger. Its purpose is to enable the deployer of the warning system to prepare for the danger and act accordingly to mitigate or avoid it.
An early warning system is a warning system that can be implemented as a chain of information communication systems and comprises sensors, event detection and decision subsystems for early identification of hazards. They work together to forecast and signal disturbances that adversely affect the stability of the physical world, providing time ...
A light torpedo used primarily as a close attack weapon, particularly by aircraft. The 12.75 in (32.4 cm) caliber has been described as a NATO standard for this class. [87] A heavy torpedo used primarily as a standoff weapon, particularly by submerged submarines. The 21 in (53 cm) caliber is a common standard. [88]