Modified Seine Knot - Alternate Method
Jasen Golden from Rainbow Aviation Services demonstrates an alternate sequence to tie the modified seine knot for rib stitching fabric covered aircraft.
Welding Helmets Overview
Not all welding helmets are the same. Charlie Becker from the EAA staff reviews the basic and some special features of helmets and discusses how more than one helmet is useful when welding aircraft structures.
TIG Welding Accessories Overview
Charlie Becker from the EAA staff provides an overview of several accessories you might want to acquire when setting up your new TIG welding system.
Marking Tubing Reference Lines
Timm Bogenhagen from the EAA staff demonstrates an easy way to mark a reference line on long pieces of tubing.
Gas Welding Tip Selection
A lot of begining welders ask what size welding tip do I need to weld steel tubing? Dr. Joe Maj, AirVenture volunteer in the Gas welding workshops and SportAir Workshop instructor, answers this confusing question.
Tube Coping with Angle Grinder
EAA Technical Aviation Expert Tim Hoversten demonstrates the use of an inexpensive angle grinder with a 60 grit flap disc to shape steel tubing when fitting joints for welding.
Cutting Dacron sailcloth
Brian Carpenter from Rainbow Aviation Services shows how to cut dacron sailcloth by modifying a soldering iron into a hot knife.