[AMRadio] Are Canadians smarter than United States-ese?
esieb at sympatico.ca
esieb at sympatico.ca
Sun Apr 16 14:26:13 EDT 2006
K4KYV Wrote:
>Unfortunately (or apparently so) the prescribed bandwidth would be overly
>restrictive to AM if strictly enforced. On the lower HF bands, the only
>mode definition is 6 kHz maximum, with no subbands. Period.
>
>But I have never heard of a Canadian AM'er being cited for a signal of
>excessive bandwidth from his otherwise properly operated transmitter.
And you never will, Don. Our regulators aren't too concerned about any
excessively wide AM'ers; there are so few of us. A 6khz BW requires a 3 khz
max response in the audio chain. Most guys up here are about 4 khz
response. So long as we don't bother anyone. the IC don't care, so long as
we employ proper engineering standards, and don't splatter. Personally,
when required, I use a Bailey Engineering 3.5 kc brick wall filter.
Ed, VA3ES
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