Maintenance Matters: Compression Testing

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Checking a cylinder’s health.

Quick Mount for a Handheld

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Home shop machinist

Shop Tips: Undrilling a Hole in Steel

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A brass block makes it easy.

Tech Tip

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Forming a Composite Blister.

Home Shop Machinist

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Using tools to make tools. Bob Hadley.

DIY Bond Studs

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Cost-effective ways to restrain wiring and small equipment.

Aero ‘lectrics

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If you want to keep your paint and other supplies from freezing next winter, try this relay and heater (made to work in conjunction with last month’s temperature sensor project).

Aero ‘lectrics

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Next winter, keep your aviation supplies from freezing with this DIY temperature sensor.

Aero ‘lectrics

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Repairing a malfunctioning headset may be not only inexpensive, but completely doable.

Aero ‘lectrics

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Make the scene at your next airshow with a homemade aircraft band antenna, state and national flags, and an aircraft data sheet that gives spectators the vital statistics on your aircraft.

In Case You Missed it

Engine Beat

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As Lycoming and Continental vie for market share, the two power players are updating and improving long-existing engine designs and introducing new products to meet demand. By Steve Ells.

Garmin aera 760

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A capable bigger-screen portable GPS edges into tablet territory. Is it better?

Maintenance Matters

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Maintenance for an extended journey.

Down to Earth

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Everyone can use another set of eyes on a project, and sometimes a technical counselor is just the one to provide them. By Amy Laboda.