King Radio KNS-81 RNAV 066-4010-10
Panel mounted navigation system consisting of VOR/Localizer receiver, RNAV computer, and glideslope receiver
Similar to KNS-80 navigation system but DOES NOT include DME section
Simultaneously displays waypoint parameters of frequency, radial and distance plus up to ten waypoints (TACAN version will also tune TACAN receiver and display TACAN channels & receiving radial information)
200-channel VOR/LOC receiver
Digital RNAV computer with capability for preselection and storage of 4 VOR/LOC frequencies and/or complete RNAV waypoints
40-channel Glideslope receiver
Provide OBI outputs for driving an RMI indicator such as KI-229 or KNI-582
Will operate on any voltage from 11 to 33 volts
Automatic dimming circuit for display compensates for changes in ambient light level
Can be interfaced to KN-63, KDM-706 DME units and KTU-709 TACAN
Commonly used with KI-202 VOR indicator or KI-206 VOR/GS indicator but can be used with KNI-510/510/510B/520/525 or KPI-550A/551A/552/553/553A Navigation indicators, KI-525/525A HSI units, KDI-572/573/574 DME indicators
TSO'd