Letov Š-25

Letov Š-25
Role Primary trainer
Manufacturer Letov Kbely
Designer Alois Smolík
First flight July 1930
Primary user Czechoslovakian Air Force
Number built 1

The Letov Š-25 was a Czechoslovak single-engined, two-seat biplane trainer. It was designed by Alois Smolík at Letov Kbely.

Design

The Š-25 was a biplane trainer with a metal frame and linen skin. It competed with the A-46 and BH-41 for the Czechoslovak Air Force contract for a new trainer aircraft. Although displaying good flight characteristics and short takeoff and landing, the Š-25 lost out to the BH-41.[1]

Specifications

Data from [2]

General characteristics

  • Crew: 2
  • Length: 9.45 m (31 ft 0 in)
  • Wingspan: 11.35 m (37 ft 3 in)
  • Wing area: 19.80 m2 (213.1 sq ft)
  • Empty weight: 960 kg (2,116 lb)
  • Max takeoff weight: 1,180 kg (2,601 lb)
  • Powerplant: 1 × Skoda HS 8Fb piston engine, 220 kW (300 hp)
  • Propellers: 2-bladed fixed pitch propeller

Performance

  • Maximum speed: 197 km/h (122 mph, 106 kn)
  • Cruise speed: 165 km/h (103 mph, 89 kn)
  • Range: 600 km (370 mi, 320 nmi)
  • Service ceiling: 4,700 m (15,400 ft)

References

  1. ^ Vaclav Nemecek. Ceskoslovenska Letadla (translated by Dmitry Pismensky)
  2. ^ "Letov S-25".
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