Specifications of the LET L33
Specifications are not guaranteed to be correct.
Check your sailplane flight manual or LET publications for
correct data on the L33. Although this data did come from my
L33's manual.
The L33 Sólo is a single seat all metal sailplane with a
cantlilever designed wing. It has a "T" tail unit and
all controls connect automatically upon assembly. It is
manufactored to JAR-22 standards and is FAA Type approved
(G71EU).
| Descriptive Data | ||||
| Basic Dimensions | Standard | Metric | ||
| Wing Span | 46.33 ft | 14.12 m | ||
| Length | 21.72 ft | 6.62 m | ||
| Height | 4.7 ft | 1.43 m | ||
| Wing area | 118 sq.ft | 14.12 sq.m | ||
| Aspect ratio | 18.12 | 18.12 | ||
| Wing loading at full-up weight | 6.33 lb/sq.ft | 30.9kg/sq.m | ||
| Mean Aerodynamic Cord | 2.7 ft | 0.824 m | ||
| Performance | ||||
| Best Glide ratio (measured) | 31.5 | @50 KIAS | @92 km/h | |
| Min. rate of sink @ 5.64 lb/ft2 (measured) | 135 ft/min | @ 37 KIAS | @ 70 km/h | |
Measured data obtained from Soaring Magazine July 1995.
| Airspeed | ||||
| Speed | KIAS | km/h IAS | ||
| Vne | Never exceed speed | 134 | 248 | |
| Vra | Rough air speed | 85 | 158 | |
| Va | Manoeuvring speed | 85 | 158 | |
| Vw | Maximum winch launching speed | 70 | 130 | |
| Vt | Maximum aerotowing speed | 85 | 158 | |
| Weights | ||||
| Maximum take-off and landing weight | 750 lb | 340 kg | ||
| Empty weight with standard equipment | 463 lb | 210 kg | ||
| Maximum weight of all non lifting parts | 518 lb | 235 kg | ||
| Pilot's weight range | 121 - 243 lb | 55 - 110 kg | ||
| Ballast seat available | 16 lb | 7 kg | ||
| Maximum load in baggage compartment | 44 lb | 20 kg | ||
| Load Factors and Approved Manoeuvers | ||
| Speed = Va 85 KIAS | + 5.3 | -2.65 |
| Speed = Vne 134 KIAS | +4 | -1.5 |
| Manoeuver | KIAS | km/h IAS |
| Chandelle | 97 | 180 |
| Steep turn | 97 | 180 |
| Lazy eight | 97 | 180 |
| Spin | 38 | 70 |
| Loop | 92 | 170 |
| Stall turn | 92 | 170 |
