Anot124 Bibliografické údaje: POŠTA, J. - PAVLÍČEK, R.: Diagnostics of technical condition of alternators by analysis its loading characteristics. In: Sborník referátů 4. Mezinárodního symposia "Quality and Reliability of Machines", Nitra, 1999, s. 238 - 241, ISBN 80-7137-599-3 Abstract: Technical condition replenish system of vehicle is for the greater part characterized by the technical condition of alternator. Characteristics of alternator affording accurate view of technical condition of alternator. By the analysis of characteristics its possible to find or to prove the change of technical condition of alternator. Proposal and testing method of investigate of practical characteristics and mainly its evaluation is the main part of the paper. Klíčová slova: alternator, characteristics of alternator, osciloscopics card, output voltage