Automatic Direction Finder

GPTKB entity

Statements (22)
Predicate Object
gptkbp:instanceOf radio navigation instrument
gptkbp:abbreviation gptkb:ADF
gptkbp:category gptkb:navigation
gptkbp:component aircraft navigation system
gptkbp:detects radio signals
gptkbp:frequency 190 kHz to 1750 kHz
gptkbp:function determines direction to a radio source
https://www.w3.org/2000/01/rdf-schema#label Automatic Direction Finder
gptkbp:introducedIn early 20th century
gptkbp:provides bearing to station
gptkbp:receivesSignalFrom non-directional beacon
gptkbp:replacedBy gptkb:GPS
gptkb:VOR
gptkbp:requires receiver
Antenna
gptkbp:usedBy pilots
gptkbp:usedFor approach navigation
enroute navigation
gptkbp:usedIn aviation
maritime navigation
gptkbp:bfsParent gptkb:ADF
gptkbp:bfsLayer 6