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AAF |
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| Since then, the AAF has given out more than $62 million in grants
directly to youth sports organizations and invested another $25 million
in programs that assist youth sports and the building of facilities in
Los Angeles, Orange, Ventura, San Bernardino, Imperial, Santa Barbara
and San Diego counties. Adaptive active filtering (AAF): Also known as "receiver
equalization with filtering," AAF is a closed-loop method of
improving received signal quality by amplifying the fundamental
frequency of the signal in the receiver while filtering noise and other
undesirable components. For example, in 1989 the AAF awarded grants
valued at $230,000 to Los Angeles-based sports programs, compared to
$2. |
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