A noise weighting used in a noise measuring set to measure noise across the HA1-receiver of a 302-type or similar instrument. ( 188 ) Note 1: The meter scale readings of an HA1 test set are in dBa (HA1). Note 2: HA1 noise weighting is obsolete for new DOD applications.
HA1 RECEIVER WEIGHTING
Meaning of HA1 RECEIVER WEIGHTING in English
Telecommunication standard terms English vocab. Английский словарь стандартных телекоммуникационных терминов. 2012