The reason for this is mainly operational , rather than to do with the laws of physics. Radio spectrum is a very scarce resource, and is managed independently by each country’s regulatory authority.
Read moreWhat is national frequency allocation plan?
1.1 The National Frequency Allocation Plan-2018 of India provides a broad regulatory framework, identifying which frequency bands are available for cellular mobile service, Wi-fi, sound and television broadcasting, radionavigation for aircrafts and ships, defence and security communications, disaster relief and …
Read moreWhat are the main unregulated frequency bands?
The US Federal Communications Commission (FCC) has three primary frequency bands designated for unlicensed operation. Unlicensed means the operator of the radios does not need to file directly with the FCC to use the radio. The three frequency bands used for this in the U.S. are the 900 MHz, 2.4 GHz and 5.8 GHz .
Read moreWhat cellular bands are used in Europe?
The countries of Europe use the dual-band frequencies of 900 to 1800 while America primarily uses 850 to 1900. When shopping for an unlocked GSM phone, you’ll want a tri-band 900/1800/1900 (or 850/1800/1900) or a quad-band 850-900-1800-1900 if you intend to use it in the U.S. as well as in Europe.
Read moreWhat are CEPT frequencies?
CEPT Questionnaires TitleDateFrequency bandWG FM summary questionnaire on Iridium13-02-20151610 MHz – 1626 MHzWGFM Questionnaire to CEPT administrations on interference cases caused by DECT 6.0 equipment in the 1920-1980 MHz frequency range27-05-20161880 MHz – 1900 MHz 1920 MHz – 1980 MHzCEPT Questionnaires efis.cept.org › views2 › questionnaires
Read moreWhat is the European standard frequency?
Following the World Administrative Radio Conference in 1992 which allocated spectrum to new services in the 1 – 3 GHz frequency range CEPT began to develop a general plan to promote the harmonised European use of frequencies within the band 1350 – 2690 MHz .
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