A unit used to express the linear bit density of data in storage . Note: The abbreviation " bpi " is not in accordance with international standards, and is therefore deprecated.
BITS PER INCH (B/IN)
Meaning of BITS PER INCH (B/IN) in English
Telecommunication standard terms English vocab. Английский словарь стандартных телекоммуникационных терминов. 2012