Weighted noise power in dBa, measured across the receiver of a 302-type or similar subscriber set, by a noise measuring set with HA1-receiver weighting . ( 188 ) Note: HA1 weighting is no longer used in DOD applications.
DBA(HA1)
Meaning of DBA(HA1) in English
Telecommunication standard terms English vocab. Английский словарь стандартных телекоммуникационных терминов. 2012