| Technical data | |
|---|---|
| Type | LYaM |
| Function | experimental |
| Year | 1912 |
| Crew | 1 |
| Engines | 1*50hp Gnome |
| Length | 8.0m |
| Wingspan | 9.0m |
| Wing area | 16.5m2 |
| Empty weight | 240kg |
| Loaded weight | 350kg |
| Wing Load (kg/m2) | 21.2 |
| Power load (kg/hp) | 7.0 |
| Ceiling | 1775m |
LYaM by M.G.Lerke, G.V.Yankovsky and F.E.Mosca
 |
Single-seat monoplane, intended originally for 40-50hp Ufimtsev, later - for 50-60hp Kalep engine. None of those were used, because 50hp Gnome was acquired.
Aircraft was built well, it was very light. Flying performance was excellent.
Altitude record was set on May 14, 1912 by G.V.Yankovsky - 1775m.
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