Carsons Rule Info

FCC ID: DD4BLX1J11

Operational Description

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FCCID_4357131

Tim Johnson American Certification Body Carson’s Rule Occupied Bandwidth Dear Mr. Johnson, This letter is to attest the occupied bandwidth of the BLX1 and BLX2 transmitters operating in the H11 and J11 bands. The equations below justify the bandwidth assessment for emissions designators using Carson’s Rule: Carson’s Rule: 𝐵𝑊𝑀𝐴𝑋 = 2 ∗ (∆𝑓 + 𝑓𝑚 ) Where: ∆𝑓 = 14,950𝐻𝑧 (Audio frequency range as specified in user guide, 50-15,000Hz) 𝑓𝑚 = 39,000𝐻𝑧 (Maximum frequency deviation, as specified in tune-up procedure) 𝐵𝑊𝑀𝐴𝑋 = 107,900𝐻𝑧 Regards, Moonie Hart Global Compliance Engineer, Shure Incorporated


Document Created: 2019-05-24 13:33:32
Document Modified: 2019-05-24 13:33:32
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