Norm Ellis
Cool Runnings
Norm Ellis does the math and shows you how to select the right oil cooler for your engine-cooling package. Given the critical role oil temperature plays in engine health, its a good idea to go beyond selecting the smallest, lightest and cheapest cooler you can find.
Unusual Attitude: GPS and Reality
While he admires and uses them, author Norm Ellis laments the lack of user-friendliness in todays GPS units. Editor Marc Cook counters that argument and extols the virtues of GPSes, complications or no, and their value in the cockpit.
In Case You Missed It
Are We There Yet?
We all know that building your own airplane is a project thats never really finished, and having a partner only complicates the process, as two viewpoints about necessary equipment must be reconciled before progress can be made. Such was the case when these two partners in an RV-9A tried to come to terms with what avionics a panel (and the pilots) really needs; by Roger Molthuis.
Marketability
The manufacturer must be able to sell enough airplanes to stay in business and make some money.