Making Weight

Making Weight

Earl Haury
“Making Weight” is a weird term that refers to a pattern aircraft being under the maximum weight allowed by the rules...
Centering the Sub-Trim Debate: An In-Depth Analysis

Centering the Sub-Trim Debate: An In-Depth Analysis

Earl Haury
Various opinions exist as to how subtrims affect servo travel, especially when used with dual servos on elevators. This discussion shows data that can help understand subtrims...
LiPo Battery Anatomy, Fire Behavior, and Safe Practices

LiPo Battery Anatomy, Fire Behavior, and Safe Practices

Earl Haury
LiPo batteries have been overcharged, shorted, cut, nailed, etc. in numerous YouTube videos that dramatically demonstrate the potential to make smoke and fire...
Sbus Worth The Fuss?

Sbus Worth The Fuss?

Earl Haury
Are there other reasons, aside from tidiness, to use Sbus, especially in a pattern airplane? Probably...
Measuring Incidence Angles and CG Location

Measuring Incidence Angles and CG Location

Earl Haury
Does it even matter? We each may have different criteria for making these measurements...
Anatomy of a Snap Roll

Anatomy of a Snap Roll

Competition
Snap rolls are interesting critters! Reaching consensus on just what they are often seems impossible...
Air Density and Pattern

Air Density and Pattern

Competition
Have you noticed that some days your airplane has more or less power than others? That it’s more or less responsive? The variable property causing this is air density...
Essential Tools

Essential Tools

Earl Haury
There’s an old saying that “A craftsman is only as good as his tools”. That’s certainly true for precision flying, and applies equally to all forms of modeling...