Home Authors Posts by Jonathan Welsh

Jonathan Welsh

Jonathan Welsh
1 POSTS 0 COMMENTS
The 160 hp turbocharged Rotax 916iS is a four-stroke piston engine with redundant electronic fuel injection and ignition. [Credit: BPR Rotax]

2026 Engine Buyer’s Guide

3
Our annual survey of the wide array of engine options available to homebuilders, from certified to experimental.

In Case You Missed It

The Creative Homebuilder

0
Buckin' where the sun don't shine.

FRED to Florida

3
After more than 50 years, Eric Cluttons original prototype is still flying. By Geoff Jones.

AeroLectrics

0
Why we need regulated voltage in our aircraft and how zener diodes, resistors, transistors and semiconductors help us get there.

Improper and Proper D-Sub Connectors

7
The connector in the left photo was discovered on the back of an autopilot...