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Mel Asberry - 1
Transferring an aircraft's repairman certificate, replacing a lost airworthiness certificate, converting a certified aircraft to Experimental.
Angle of Attack vs. Airspeed
Angle of attack indicators have been used by the military and airlines for years...
Aero ‘lectrics
Jim Weir continues his series on digital logic (CMOS), and makes the little logic circuits do things that their inventors never considered.