FEATURES: 
•Single needle ADF indicator for use with KR-87 ADF receiver, KA-44 or KA-44B ADF antennas
•Manually rotated compass card (-00 version)
•Optically coated, non-reflecting glass lens
•Model available (-01) that takes heading input from KCS-55A Compass System to drive the compass card and display magnetic heading
•Compass card in -01 is synchronized to the KI-525A HSI compass card by rotating SYNC knob
•TSO'd