distress signals
1international ground-to-air distress signals — Signals used by survivors to indicate messages to the rescue teams looking for them from the air. These signals should be made from fabric or parachutes, pieces of wood, stones, or any other available material. There should be as much color… …
2Distress signal — Call for help redirects here. For the TV show, see Call for Help. A distress signal is an internationally recognized means for obtaining help. Distress signals take the form of or are commonly made by using radio signals, displaying a visually… …
3Distress radiobeacon — PLB redirects here. For other uses, see PLB (disambiguation). Emergency position indicating radio beacons or EPIRBs Distress radio beacons, also known as emergency beacons, ELT or EPIRB, are tracking transmitters which aid in the detection and… …
4distress signal — 1. a signal used, or designed to be used, by persons in peril, for the purpose of summoning aid, indicating their position, etc., as a radio code sign, aerial flare, flag hoist, or the like. Cf. distress call (def. 1). 2. an indication, esp. a… …
5signals of emergency — distress signal, signal from a ship that is in trouble …
6distress frequency — a radio frequency band reserved for emergency signals from aircraft or ships in distress. * * * …
7distress frequency — a radio frequency band reserved for emergency signals from aircraft or ships in distress …
8International distress frequency — An international distress frequency is a radio frequency that is designated for emergency communication by international agreement. Contents 1 History 2 Current frequencies 2.1 Digital Selective Calling frequencies 2.2 …
9Alpine distress signal — The Alpine distress signal is a distress signal in the case of mountain emergency, an emergency in alpine areas. There are also special emergency call numbers, for use with the telephone service by which the emergency services can be contacted.… …
10International Code of Signals — The International Code of Signals (INTERCO) is a signal code to be used by merchant and naval vessels to communicate important messages about the state of a vessel and the intent of its master or commander when there are language barriers.… …
