Aero A.34 Kos

AERO Vodochody Aerospace · Czechoslovakia · first flew 1929 · light aircraft

The Aero A.34 Kos (Blackbird) was a compact single-seat sport and touring biplane produced by Aero in 1929, designed for private flying and aerobatic competition. Its small dimensions and light weight gave it lively handling.

Recognition (WEFT)

W — WingsHigh-mounted, straight
E — Engines1 × piston, nose-mounted
F — Fuselage6.8 m fuselage
T — TailConventional

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Very compact biplane with minimal fuselage depth, small-diameter engine cowling, and single open cockpit; the short 8.8 m span and narrow chord give it a stubby, rounded appearance unlike the larger Aero military types.

Specifications

Figures are for the representative variant described above; marks differ. See how AircraftIQ sources figures.

History

Built as part of Aero's effort to address the growing sport aviation market in Czechoslovakia during the late 1920s, the Kos was well received for its agility and ease of handling. It participated in national air rallies and sporting events of the period.

Variants

No major variants are recorded; the Kos remained a small-series aircraft.

Where you'll see it

Used by private pilots and aero clubs in Czechoslovakia during the early 1930s; not adopted for military service.

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