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 moreWhat is duplex gap?
The majority of the frequencies (downlink and uplink) are allocated to O2, Vodafone and Telekom for the provision of the mobile Internet. Between the downlink and uplink there is the so-called middle gap (duplex gap) of 822 MHz to 832 MHz.
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.
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