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Bob Hadley

Bob Hadley
137 POSTS 7 COMMENTS
Bob Hadley is the R&D manager for a California-based consumer products company. He holds a Sport Pilot certificate and a Light-Sport Repairman certificate with inspection authorization for his Jabiru J250-SP.

Home Shop Machinist

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Perlage (or pearling)-the art of decorative spotting.

Home Shop Machinist

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Basic mold making.

Bore Gauging

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Home Shop Machinist.

Boring on the Vertical

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Boring on the vertical.

Home Shop Machinist

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Mike and Cal.

Home Shop Machinist

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Cool tools for lathe work.

Home Shop Machinist

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Cure for the common threadache.

Basic Edge Treatments and Deburring

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Basic edge treatments and deburring.

To Launch a Light Sport-Redux

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To launch a Light Sport-redux.

Home Shop Machinist

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Countersinks.

In Case You Missed It

Design Process: Flaps

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Flaps change the geometry of the wing to allow the pilot to change the...

The Spin Doctor

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Craig Catto, master of fixed-pitch props.

Variable Geometry Cooling System

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The way to reduce or eliminate excess cooling drag in cruise is to use a variable-geometry cooling system that can change shape to control the amount of air flowing through the cowling.

Champions

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We talk with Grand Champion builders about their experiences building some of the finest airplanes in the world.