Navigation Indicator containing VOR/LOC left-right needle, To-From Indicator, VOR/LOC Warning Flag, Glideslope Deviation needle and Warning Flag, OBS, and integral VOR/LOC Converter. Rectilinear instead of pendulum type meter movements for more precise indicator readings. Commonly used with KN-53 nav receivers, KX-155 nav/comm but can be used with older modelKX-170/175 series radios. Commonly used with KN-75 remote mounted Glideslope Receiver. Similar to KI-203 indicator but DOES include Glideslope Deviation Indication.