STEP 1: Install Charis SIL font, available for download here:
STEP 2: Click download for your corresponding operating system.
STEP 3: Once downloaded install font onto your computer.
STEP 4: Install Charis Phonetic Subset Font, available for download here.
- Look under Phonetics [Phon]
CONTRASTIVELY, you may use the codes built unto PRAAT in the “Help” section.
http://www.fon.hum.uva.nl/praat/manual/Phonetic_symbols__vowels.html