In 2010, the FCC prohibited the use of wireless mics and devices on unused broadcast channels on the 600 MHz service band and on the 700 MHz band – specifically the frequencies between 698 and 806 MHz.
Read moreHow close can wireless mic frequencies be?
A safe minimum distance of no less than 1 MHz should be placed between each microphone. Spacing channels an even distance of 1 MHz apart, however, risks creating harmful intermodulation products.
Read moreWhy is 600mhz banned?
Sound recordists should not use or buy 600 MHz frequency wireless audio, not only to avoid a fine, but because of the potential interference when operating a device .13 Tem 2020
Read moreWhat frequencies are illegal in the US?
Legal & Illegal Frequencies & Channels In the United States ChannelFrequencyUnited States(MHz)40/20 MHz1834915ILLEGAL1844920ILLEGAL1854925ILLEGALLegal & Illegal Frequencies & Channels In the United States www.data-alliance.net › blog › legal-illegal-frequencies
Read moreWhy is 600 MHz better?
600 MHz is likely to need about 0.8 cells to cover the same area as a 700 MHz cell. So 600 MHz will be excellent for providing coverage over a given area . And, as we said, the 600 MHz signal is likely to penetrate most buildings – great for indoor coverage.6 Nis 2016
Read moreWho uses the 900 MHz band?
The 900 MHz band (896-901/935-940 MHz) encompasses 10 MHz of spectrum that is used by many utilities, refiners, railroads and other critical infrastructure operators in the United States , primarily for two-way voice communications.
Read moreWhat wireless microphone frequencies are legal in US?
Unlicensed wireless microphone use is permitted on the 902-928 MHz band, the 1920-1930 MHz, and on portions of the 2.4 GHz and 5 GHz bands under specified power levels and rules for operation for each of those bands.
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