In Case You Missed It
Firewall Forward: Compression Testing
Unlock the mysteries of the aircraft-engine leakdown test, otherwise known as the differential compression...
Wind Tunnel
The author discusses the theory and effect of constant-speed propellers on piston-engine airplane performance, and compares fixed-pitch versus constant-speed props, effect on thrust HP and propulsion, the comprises involved in choosing a prop, how props perform in various conditions and phases of flight, how variable-pitch props work, and why a constant-speed prop is the best choice for high-performance aircraft.
The Home Machinist
Taking that first cut into the sheet metal of an aircraft panel can be daunting, and being as precise as youd like is even more so. Author Bob Fritz eases your anxiety about the process with some tips about how to use the right tool for the right job, so that the hole you get is the one you wanted.