Abstract
The article discusses the results of work on the development of the component-criterion structure of the problem of forming the timbral hearing of future music teachers in the process of instrumental learning. The dynamics of its development is traced and a phased plan of experimental work on the formation of this phenomenon is presented. The levels of formation of timbral hearing based on the qualitative characteristics of the studied phenomenon are determined, and are defined as the ability of students to develop hearing pitch, timbral equalization, the search for individualized solutions in the field of instrumental sound, the search for exquisite sound color, increases the listeners' interest, their auditory activity. The method of diagnosis is the primary stage of our pedagogical research, which solves the problem of development of timbral hearing of future teachers of music through the fixation, measurement and evaluation of this pedagogical phenomenon, which characterizes the state of its formation. Carrying pedagogіchnoї dіagnostiki on osnovі viznachenih kriterіїv sformovanіst timbral ear maybutnіh uchitelіv muzyky in protsesі іnstrumentalnogo navchannya (rіven muzichnoї eruditsії scho viznachaєtsya neobhіdnіstyu nakopichennya muzikoznavchih she methodically knowledge rozvitkom timbre and auditory umіn that aktivіzatsієyu muzichnogo mislennya; obіznanіst in zasobah muzichnoї viraznostі, nayavnіst elementarnih vіdomostey From the ensemble of the visions, about the world of formality, to know how to instrumental mystery and bajanny ıh rozshiryuvati; s zdatnostі to otsіnki empatіyno-volovogo will have vikonavskіy dіyalnostі; funktsіonuvannya vsієї zmіstovo-strukturnoї modelі formuvannya timbral ear, spryamovanoї on CREATIVE samorealіzatsіyu maybutnіh uchitelіv muzyky) zabezpechuє viznachennya real will okreslenoї problemi nashogo disertatsіynogo doslіdzhennya.

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