olemus
vigaste plokkide arvu ja edastatud plokkide arvu suhe,
näiteks helitehnikas (IEC 60908, ISO 18921) või sides,
enamasti sekundi kohta esitatuna
ISO 18913:
ratio of erroneous blocks to total blocks on an optical disc measured at the input of the first decoder (before any error correction is applied)

ülevaateid
https://www.techopedia.com/definition/6222/block-error-rate-bler
https://en.wikipedia.org/wiki/Block_Error_Rate
https://dspace.vsb.cz/bitstream/handle/10084/83761/AEEE-2006-5-3-35-ivaniga.pdf?sequence=1
https://link.springer.com/article/10.1007/s11277-014-2228-7?shared-article-renderer
http://www.it.uu.se/edu/course/homepage/datakom/ht06/slides/concepts1.pdf