Build Spotlight: RV-10 Avionics Tour 

Powering up a new avionics suite for the first time is a big milestone in any build project, with a lot of work to get to the long-awaited stage that brings a kit to life. To capture the big event with RV-10 and EAA166 member Mark Welch, EAA166's Larry Anglisano had cameras rolling for part of one this chapter Build Spotlight, while Welch had some words of advice for other builders.