Emergency Locator Transmitter

GPTKB entity

Predicate	Object
gptkbp:instanceOf	emergency beacon
gptkbp:abbreviation	ELT
gptkbp:activatedBy	impact manual switch
gptkbp:batteryCapacity	minimum 24 hours
gptkbp:canBe	portable fixed
gptkbp:category	personal protective equipment
gptkbp:compatibleWith	certain aircraft operations
gptkbp:component	aircraft safety system
gptkbp:detects	gptkb:aircraft ground stations search and rescue satellites
https://www.w3.org/2000/01/rdf-schema#label	Emergency Locator Transmitter
gptkbp:introducedIn	1970s
gptkbp:locationAccuracy	within 2 km (406 MHz)
gptkbp:maintenance	battery replacement regular inspection
gptkbp:manufacturer	gptkb:Kannad ACR Electronics Artex
gptkbp:monitors	gptkb:COSPAS-SARSAT
gptkbp:newerModelTransmitsOn	406 MHz
gptkbp:olderModelTransmitsOn	121.5 MHz
gptkbp:purpose	location of aircraft in distress
gptkbp:regulates	gptkb:ICAO gptkb:FAA
gptkbp:relatedTo	gptkb:Personal_Locator_Beacon Emergency Position-Indicating Radio Beacon
gptkbp:replacedBy	406 MHz ELT
gptkbp:requires	gptkb:Federal_Aviation_Administration gptkb:International_Civil_Aviation_Organization most civil aircraft
gptkbp:signalDuration	at least 24 hours
gptkbp:signalIncludes	unique identification code location data (406 MHz)
gptkbp:signalPower	0.1 watt (121.5 MHz) 5 watts (406 MHz)
gptkbp:standardizedBy	RTCA DO-204 TSO-C126 TSO-C91A
gptkbp:transmitsOn	121.5 MHz 406 MHz
gptkbp:type	gptkb:radio_station analog (121.5 MHz) digital (406 MHz)
gptkbp:usedFor	search and rescue
gptkbp:usedIn	aviation
gptkbp:bfsParent	gptkb:EPIRB
gptkbp:bfsLayer	7