Performance Reliability of Musicians in Concert And Stage Activity as a Scientific Phenomenon

The author analyzed the essence of concept "performance stability musicians in concert and stage activities". It was found that it does not reflect error-free sound realization author's musical text, but repetition its previous realization, even with admission a large number same mistakes. expediency identifying modern science infallibility performing any professional activity subjects meaning "reliability" is argued. performance reliability activities considered context semantically close concepts "psychological reliability", "functional reliability" "structural anatomic-morphological systems personality". Performance characterized from standpoint genetics genesis. has proved specified phenomenon an innate, formed property musicians-performers, which only ensures emergence stimulating types pop excitement them, also creates favorable conditions for coherence course cognitive processes aimed at text successful implementation imaginatively created variational-figurative model work during public performance. main signs qualitatively are described, include: dominance ("excitement-eхaltation", "excitement image") over destructive ones ("excitement-fear", "excitement-panic" "excitement-apathy"); music note work; consistency reproduction automated executive actions as components skills; uninterrupted required time intellectual, auditory, emotional-volitional motor spheres personality; non-stop regulatory functions process performance; presence "motivational optimum", under creative interpretive desires; sudden mobilization body's reserve forces to create emotional period excessive stressors.