The NAV 122 is being brought back as the NAV122D/GPS due to popular demand. In fact, at the time it was discontinued the NAV122 was one of the most desired NAV systems of the day and today is one of the hottest items in the pre-owned avionics market.

NAV 122's were discontinued only because the technology of the day drove production cost up to the point at which the price became non-attractive. The NAV122D/GPS is a self-contained 200 Channel NAV Receiver, 40 Channel Glideslope Receiver, VOR, Localizer and Glideslope Indicator all packaged to fit into a 3.0" instrument hole.

The NAV122D/GPS, is completely re-designed utilizing "Surface Mount Design Technology". It includes a resolver and interface connections which enable the additional capability of being used as the required "Left / Right" Indicator, as required in IFR approved GPS installations. It will "Directly Replace . . . Pin for Pin (hole for hole) the original NAV 122 Series clear back through the early NAV 12.