TV analog broadcast auxiliary service licensees don’t need to file...
TV analog broadcast auxiliary service licensees don’t need to file a change in emission designator when using encoding-decoding equipment to deliver a digital signal over an analog link, Stephen Buenzow, deputy chief of the FCC Wireless Telecommunications Bureau’s Broadband Division,…
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wrote in a letter released Wednesday (http://bit.ly/XNeI91). The letter was in response to a request for a declaratory ruling on the question made by the Engineers for the Integrity of Broadcast Auxiliary Services Spectrum. Some TV stations use the practice to deliver digital signals from their studios to transmitters and from the field to the studio using microwave links, the letter said. “We find that when a transmitted emission continues to be frequency modulated and is contained in the bandwidth limits specified for frequency modulation, and there are no modifications to transmitter circuitry, a change in the emission designator is not necessary,” the letter said.