MiG-21U/US/UM v čs. a českém vojenském letectvu 1. část – Irra Miroslav (2021)

With the advent of modern technology, which placed increasing demands on pilots, the problem of ensuring aircraft that closely resembled the combat machines to which trainee pilots would transition grew. The most logical solution was a two-seat training version of the combat aircraft. In the case of the MiG-21 fighter versions, these were the MiG-21U/US/UM in our air force. The publication describes their service in two parts.