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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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Interference.

Home Shop Machinist

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DROs and VFDs.

Home Shop Machinist

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Feeling groovy.

Home Shop Machinist

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Sharpening bits and random tips.

Home Shop Heat Treating

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Picking up from last month, the spline broaching tools have been machined. We need to deburr them in a way that won't blunt the...

Home Shop Machinist

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Spline-al tap.

Home Shop Machinist

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Welding table.

Welding

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If you're going to get a welder for aircraft work, it should be a TIG machine.

Layout

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Rare is the occasion when you make a part in the home shop without some sort of layout work.

Home Shop Machinist

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Nibblers.

In Case You Missed It

The Coming Revolution

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Tremendous progress has been made in the Automatic Speech Recognition realm (think iPhone’s Siri), and this technology may be a boon to solo pilots sooner than you think. By James P. Hauser.

Ask the DAR

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NX numbers on older designs, logbook records, proving compliance with the 51% rule.

To Bead or Not to Bead?

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There is no question.

Material Matters-Aluminum

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Aluminum is usually marked by the manufacturer to indicate the alloy and temper....