Expansion Module for AC-2EX pilot shirt Explains electronic devices and circuits

Explains electronic devices and circuits - how they work and how they are used

This guide features an Appendix written to help you "Know Your Aircraft" — an excellent tool for transition or orientation to a new make/model twin

and pens in easy view

The primary purpose of the Gleim Sport Pilot FAA Knowledge Test book is to provide you with the easiest

The Proficient Pilot should be required reading for all who fly

Expansion Module for AC-2EX pilot shirt Explains electronic devices and circuitsThis expansion module converts AvComm's AC 2EX inctercom from a 2 place to a fully functioning 4 place intercom system. A snap to install.