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Andrew Robinson

Andrew Robinson
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Andrew Robinson is an aerospace engineer who spent half his career in airplane and rocket design with the major aerospace companies before accidentally falling into telecom. He mentors EAA youth builds on Saturday mornings in conjunction with working to finish his Thorp T-18 so that he can get back to flying.
The finished items ready for alodine. The inside edges of the tie-down holes were later chamfered and smoothed.

Tie-Down Brackets

2
Finding an angle on staying grounded.
O-290G case with the nose machined for flight use. The mounting lugs were not “countersunk” for conical bushings on this engine. Look for a later article on making the engine mounts.

A D For Effort

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LYCOMING O-290G REBUILD PART 1
case parting plates

Case Parting Plates

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A low-cost, effective method for separating stubborn Lycoming O-290 case halves using homemade parting plates and basic hardware.
Thorp T-18 rudder with taillight

Adding a Taillight to a Completed Rudder

2
A creative, low-impact solution for mounting a light without cutting up your rudder.

Behind the Scenes Access

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Creating access panels in your airplane.

In Case You Missed It

Editor’s Log

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The first answer.

What’s New

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Paradise Aircraft introduces a new LSA, there's a new fiberglass panel for the Glasair Glastar or Sportsman, and Fisher Flying Products is under new ownership; edited by Mary Bernard.

Laminar- vs. Turbulent-Flow Airfoils

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Airfoils break down into two general classes based on the behavior of the boundary layer.

Pure Poison

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High desert tales.