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Bob Hadley

Bob Hadley
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.

Cogswell’s Molds

Some of the many cool details of Steve Cogswell’s RV project from last month’s column were the fiberglass parts made to conceal various lightening...

A Tale of Two RVs

“Homebuilt” aptly describes where most project aircraft are assembled. But as you approach the final stages, it’s common to move from the home to...

Ten Degrees of Presentation

The call came. At the other end was Kevin King, the owner of the resurrected Blue Mountain EFIS from last month’s Home Shop Machinist...

Temporary Resuscitation

Last month we tackled the wobbly control stick on Kevin King’s SQ2000. This month was going to be about making an adapter to fit...

Hobble the Wobble

Late in 2021 my buddy Kevin King was in the middle of upgrading the panel on his SQ-2000. He was swapping out the original—and...

Toe Bar

Uneven tire wear is usually an indication of a problem with wheel alignment. Most of the time, the issue will be with toe, which...

How the Bead Goes On

Welded assemblies (also known as weldments) can be found on just about every airplane. Even my Jabiru, which is 99% fiberglass, has a tubular-steel...

Solving a Calibration Conundrum

Of all things, I never dreamed that out of the 40+ screwdrivers and dozens of driver bits that I own, one day I’d need...

iPad Chiller

Just about every pilot I know uses an iPad or Android tablet with ForeFlight, Garmin Pilot or WingX software. In most cases it’s their...

Stage Right

Of all the milling machine jobs I do, 99.99% involve clamping work in the mill vise. Occasionally, a project comes up where the part...

In Case You Missed it

Amateur-Built Aircraft Safety Study

Ron Wanttaja digs into the details of the NTSBs safety study on Experimental/Amateur-Built aircraft to determine whether we got a fair shake. He also discusses its recommendations for the FAA and EAA.

Avidyne IFD540

Avidyne's new IFD540 GPS navigator will offer an easy replacement for Garmin GNS users.

AV-30 Wrap-Up

Looking back on three years with uAvionix’s full-featured EFIS.

Light Planes Perform Better

How one builder shaved 200 pounds off his Glasair Sportsman.