In animal communication, an alarm signal is an antipredator adaptation in the form of signals emitted by social animals in response to danger. Many primates...

An alarm device is a mechanism that gives an audible, visual, combination, or other kind of alarm signal to alert someone to a problem or condition that...

clock with an unspecified alarm signal similar to the sound of a water organ; he used it at night, possibly for signaling the beginning of his lectures...

operator on the ship in distress transmitting the radiotelegraph alarm signal (auto-alarm) signal—twelve extra-long dashes, each lasting four seconds with a...

moving towards or away from the detector. Such an event initiates an alarm signal. This technology is not active in many properties as many consider this...

of alarms are transmitted for the duration of the alarm condition, but for at least one second. Blue alarm, also known as alarm indication signal (AIS)...

whistle (some lines don't sound the signal on the horn or whistle) and by the ship's internal alarm (such as fire alarm bells accompanied with flashing strobe...

Alarm indication signal (AIS) (also called all ones because of the data and framing pattern) is a signal transmitted by an intermediate element of a multi-node...

third alarm fire, etc. Examples of such alarm levels are the signal 10-75 assignment, the signals 10-76 and 10-77 assignments, and the signal 10-60 assignment...

which includes the general alarm signal. The LSA defines the characteristics of the general alarm signal. The alarm signal itself is seven or more short...

the sirenenprobe signal, a 15-second continuous tone. Every year on the first Saturday of October, the whole range of alarm signals (with the exception...

similar to the signal-to-noise ratio used in the sciences and confusion matrices used in artificial intelligence. It is also usable in alarm management,...

False alarms may occur with residential burglary alarms, smoke detectors, industrial alarms, fire alarms and in signal detection theory. False alarms have...

A fire alarm notification appliance, often simply called a fire alarm, is an active fire protection component of a fire alarm system. A notification appliance...

A fire alarm control panel (FACP), fire alarm control unit (FACU), fire indicator panel (FIP), or simply fire alarm panel is the controlling component...

evacuation signal for the relevant building or zone. Manual fire alarm activation requires human intervention, as distinct from automatic fire alarm activation...

on the existence of the chemical alarm signal known as Schreckstoff (fright substance) in minnows. An alarm signal is a response produced by an individual...

the breeding season, but it stays constant in females. The chemical alarm signal in the epidermal cells also drops to almost zero in males during the...

a signal to a fire alarm control panel as part of a fire alarm system. Usually, an individual commercial smoke detector unit does not issue an alarm; some...

A foghorn or fog signal is a device that uses sound to warn vehicles of navigational hazards such as rocky coastlines, or boats of the presence of other...

fMet is recognized by the immune system as foreign material, or as an alarm signal released by damaged cells, and stimulates the body to fight against potential...

addition, this species uses pheromones both as a sexual attractant and an alarm signal. This species feeds on insects and animal carcasses; it does not produce...

an alarm signal is received. Typically, there is a monthly fee for services rendered. Because quality and experience can vary greatly among alarm companies...

language to make reliance on "cheap signals" (words) an evolutionarily stable strategy. Psychology portal Alarm signal Conspicuous consumption Dramaturgy...

unaffected passengers so as to avoid panic or undue alarm. Signals can be in the form of blasts on alarm bells, sounds on the ship's whistle or code names...

or 24H (24-hour clock) – at all times, the alarm signal status (bar of vertical lines), and the hourly signal status (double beep on the hour, shown as...

their own vigilance while the vigilance of the group is maintained. Alarm signals may be used to alert the group to the presence of predators. Groups...

way, formic acid doubles as a chemical weapon against predators and an alarm signal in F. polyctena. Due to the close living situation of individuals in...

years. The gas sensors in CO alarms have a limited life span, typically two to five years. Newer models are designed to signal a need to be replaced after...

to the call. For example, if an alarm call signals a python, the monkeys climb into the trees, whereas the "eagle" alarm causes monkeys to seek a hiding...