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Jerald Gartman

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Low-Cost Spark Plug Ohm Tester

This handy tester is rugged enough to be stored in your tool tray with your other spark plug tools without fear of damage. It...

In Case You Missed it

Trig’s New Nav/Coms

Trig’s new TX56 has smart features and good compatibility. A built-in GPS would make it better.

Homebuilt Accidents: BuzzKill

Crashes while maneuvering at low altitude have a high mortality rate.

Ask the DAR

Higlander gross weight increase, using certified parts in a plansbuilt Cub.

Booster or Bravado?

A few years back, during AirVenture, a person asked me what vibration testing had...