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Author Topic: UHF TV CHANNEL QUESTION  (Read 2319 times)
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ve6pg
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« on: April 20, 2009, 09:26:09 AM »

..hi from tim...does any one have the freq. of ch.45 in the uhf tv spectrum?...

..tnx.

..sk..
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...Yes, my name is Tim Smith...sk..
K3ZS
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« Reply #1 on: April 20, 2009, 10:15:34 AM »

656-662 MHz
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KA1ZGC
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« Reply #2 on: April 20, 2009, 12:51:16 PM »

For what it's worth, the actual carrier frequency will be 1.5-2 MHz from the bottom of the channel. The lower sideband is rolled off at about 1 MHz, the upper sideband is left intact.

So figure in 1 MHz plus some guard band at the bottom of the channel and your carrier frequency winds up being about 658 MHz.

Of course, that's for NTSC. ATSC is a different animal.
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