Aero L-39ZA Albatros (2415) from the Czech Air Force at the Czech International Air Fest 2005, Brno-Tuřany (Czech Republic)
The Aero L-39 is a high-performance jet trainer aircraft developed in Czechoslovakia. It is a low noise turbofan-powered trainer.
The L-39ZA is an upgraded L-39ZO for armed training and light attack, employing sturdier landing gear, a higher payload and notably provision for a GSh-23L 23 millimeter twin barrelled cannon attached in a conformal pod under the pilots' compartment, having a 150 round magazine within the airframe. Outer pylons wired to carry K-13 or R-60 air-to-air missiles. Two prototypes, with first flying on 29 September 1976. 208 aircraft delivered.