the Ukrainian vowels classification as one of the most fundamental issue in Ukrainian Phonetics is proposed in the study. Vowels are classified according spectrum analysis detected differential characteristics of sounds.

Diphthong vocal /іе/ of East-Polesia dialect of Ukrainian Language is the aim of the studying. Features of formant tracks F1, F2 are analyzed with IT-tools.

The speaking rate of news program presenters of the Ukrainian most popular TV-channels is studied. The average speaking rate is determined. The special features of phrases forming is analyzed in regard to the speech tempo.

A human voice timbre is researched. The possibility of its experimental phonetics study is presented. The lack of timbre localization in an acoustic signal and the availability of all-range timbre harmonics were detected.

The article deals with a problem of diphthongs in vowel space of Polesia dialects. The diphthong presence on old-established phonemes /е/, /ě/, /о/ is showed with intonography tools and the intensity tracks of diphthongs are studied.

The phonetic word implementation in spoken Ukrainian language was studied relative to its acoustic intensity. The experimental results showed a character of vowels energy organization in а word. An attempt to model the energy running of phonetic word was made in Ukrainian.

The dissertation project deals with the researching of vowel system in spoken Ukrainian standard language. The physical properties of vocalic sounds are investigated. This study characterizes the vowels of separate pronunciation as well as vowels of speech flow. Sounds are analyzed in various...

The article deals with specific character of vowels in the Ukrainian language on their spectrum. First four formants for each sonant are located, features of their placing in a spectrum are analysed and experimental data with the same existing in the literature are compared.