Kullanıcı Kılavuzu Garmin Hava Durumu Radyosu Gdl 88 [19/48 Sayfalar]

Garmin hava durumu radyosu GDL 88

3-3

190-01122-03 Rev. A

GDL 88 ADS-B Transceiver Pilot’s Guide

3.4 Anonymous Mode

TheGDL88providesanAnonymousModewhichbroadcastsarandomized

ICAOaddressintheADS-BOutmessage.TheAnonymousMode,whenarmed,

willreplacetheFlightIDwithatemporaryrandomizednumberforprivacywhile

thepositioninformationwillstillbeprovided.Thisrandomizedaddressallows

the ADS-B Out message to not be tied to a specic aircraft, much like a VFR

squawkcode of 1200 on a Mode A or Mode C transponder. The mode is armed

via a switch in the cockpit or via a control on the display integrated with the GDL

88. When a VFRsquawk is present in the transponder andanonymous mode

is selected, then the GDL 88 operates in anonymous mode and no identifying

information is provided in the ADS-B Out message. This mode will persist until

thesquawkcodeischangedortheAnonymousModecontrolisturnedtotheoff

state.

Anonymous Mode is not available when installed in an aircraft with a Mode S

transponder.

3.5 Air/Ground Determination

Ifaweightonwheelsorsquatswitchisinstalled,theGDL88willusethat

inputtodetermineair/groundstatus.Ifnot,thenair/groundstatusispurelybased

on GPS-derived information.