KB1ATF
The following is a graphical representation of 9 MHz vs. 455 kHz filtering.
This is a sample of a raw, unfiltered white noise.
This is a sample filtered at 8.83MHz with a 500Hz filter.
This is a sample filtered at 455kHz with a 500Hz filter.
This is a sample filtered with both 500Hz filters.
KB1ATF
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since 05/09/02