Optical time-domain reflectometer (OTDR)

GPTKB entity

Predicate	Object
gptkbp:instanceOf	gptkb:scientific_instrument
gptkbp:alternativeTo	gptkb:optical_loss_test_set_(OLTS)
gptkbp:analyzes	backscattered light
gptkbp:canBe	modular handheld benchtop
gptkbp:category	gptkb:industrial_equipment fiber optics
gptkbp:detects	faults in optical fiber fiber breaks
gptkbp:format	event table graphical trace
gptkbp:hasComponent	gptkb:laser gptkb:microprocessor gptkb:auto_show photodetector
gptkbp:inventedBy	1970s
gptkbp:marketedAs	gptkb:Yokogawa gptkb:VIAVI_Solutions gptkb:Anritsu gptkb:EXFO gptkb:Fluke_Networks
gptkbp:measures	attenuation reflectance connector loss distance to fault fiber length fiber loss optical return loss splice location splice loss
gptkbp:notRecommendedFor	short fiber links
gptkbp:operates	sending optical pulses
gptkbp:output	trace
gptkbp:relatedTo	gptkb:fiber time-domain reflectometer
gptkbp:requires	fiber under test launch cable receive cable
gptkbp:traceShows	events along fiber
gptkbp:usedFor	testing optical fiber
gptkbp:usedIn	fiber optic network installation fiber optic network maintenance
gptkbp:uses	gptkb:Rayleigh_scattering gptkb:Fresnel_reflection
gptkbp:bfsParent	gptkb:Fiber_optics
gptkbp:bfsLayer	6
https://www.w3.org/2000/01/rdf-schema#label	Optical time-domain reflectometer (OTDR)