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Viper Aircraft Corp.

In Case You Missed it

Rear Cockpit

Oil: how its cooled.

Alternative Energies

Motor controllers—making DC into AC. By Dean Sigler.

Alpi Pioneer 400T

Pioneering spirit-Italian design. By Geoff Jones.

Practical Electrical

Battery facts and fables for the aircraft builder–part 2. By Robert L. Nuckolls, III.