Avionics Services

Now offering 91.411 and 91.413 inspections. 

ALTIMETER & TRANSPONDER CERTIFICATION
(FAR 91.411 and 91.413)

Altimeter (FAR 91.411): The aircraft's static system, altimeter, and automatic altitude-reporting (Mode C) system must have been inspected and tested in the preceding 24 calendar months before flying IFR in controlled airspace.

Transponders (FAR 91.413): The transponder must be inspected every 24 calendar months. FAR 43 Appendix F, ATC Transponder Tests and Inspections, lists the items that must be checked. To use a transponder, it must be inspected every 24 calendar months.

Contact our Avionics Division to schedule your inspetion!

Avionics Division CRS# 9R4R811D

330-698-2258

avservices@preferredairparts.com