NAV-402AP MKR/NAV/COMM Ramp and Bench Test Set

The NAV-402AP is used for the functional testing and calibration of various aircraft navigation and communication (NAV/COMM) systems.

An essential tool for technicians to diagnose, repair, and certify the performance and dependability of critical aviation navigation and communication systems.

The NAV-404AP is used to test the following avionics systems:

• MKR (Marker Beacon)

• VOR (VHF Omnidirectional Range)

• COMM (VHF Communication Radios)

• ILS (Instrument Landing Systems), specifically Category I, II and III systems, including Localizer (LOC) and Glide Slope (G/S) functions.

We currently have 4 available. All are in similar condition.