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Here Come Hell’s Bells Again

We can use decibel calculations no matter if we are measuring in power or voltage; the calculations and outcome are identical.

Aero ‘lectrics

Be a fan fan.

Wind Tunnel

Although we often consider maximizing airflow over the exterior of an aircraft, we sometimes neglect internal airflow design that can cause significant drag.

Efficient Engines

There are many ways to increase an engine's efficiency when rebuilding. Tom Wilson reviews the options, along with the costs involved and the expected returns.