olemus
heliseadme kvaliteeti iseloomustav omadus: seade saab väljastada helifaili täpse vaste
= in audio world: does not mean "perfect", just signifies that the digital signal travels unaltered from the source to the DAC's input

ülevaateid
https://www.head-fi.org/threads/bit-perfect-audio.832142/
https://wiki.jriver.com/index.php/Bit-perfect_Audio