SMOH - since major overhaul. Term used in aircraft for sale advertisements where engine hours are quoted (see TBO). Also STOH, since top overhaul, TTSN, total time since new; TTAF/E, total time airframe/engine,
SMR - surface movement radar.
SMOH - "Since Major Overhaul," an acronym seen in reference to the operating hours, or time remaining, on an engine.
Since major overhaul.
Data that is the result of conditioning a signal with a simple filter; Compare: derived, estimated, filtered, measured, raw, selected; smoothing is us...
The absolute cheapest was a Bower's Fly Baby homebuilt at an asking price of $7900.
1980 Bowers Fly Baby, 705 TTAF, 705 SMOH,
65 hp Continental, metal prop, sliding canopy,
flies good, has heat, yellow. Lost Job. $7900.
the ocean Mogas Motor (automotive) gasoline NORDO No-radio NPRM Notice of Proposed Rulemaking O2 Oxygen (Aviator's Breathing Oxygen, of course!) OAT Outside Air Temperature PIC Pilot In Command POH Pilot's Operating Handbook (the manufacturer's guide to the airplane) SIC Second In Command SMOH Since ...
See also: What is the meaning of Airspace, Pilot, Air traffic, Speed, Ident?