The surname "Hudec" is pronounced /ˈhudɛts/ according to IPA phonetic transcription. The first sound, [h], is an unvoiced glottal fricative. The second sound, [u], is a close back rounded vowel. The third sound, [d], is an unvoiced dental plosive. The fourth sound, [ɛ], is an open-mid front unrounded vowel. The fifth sound, [t], is an unvoiced dental plosive. Therefore, the correct spelling of the name "Hudec" reflects the unique sound combination that forms its pronunciation in IPA transcription.