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Wireless LAN (WLAN) channels are frequently accessed using IEEE 802.11 protocols. The 802.11 standard provides several radio frequency bands for use in Wi-Fi communications, each divided into a multitude of channels numbered at 5 MHz spacing (except in the 45/60 GHz band, where they are 0.54/1.08/2.16 GHz apart) between the centre frequency of ...
The conditions for the use of this frequency and the band 156.4875-156.5625 MHz are contained in Articles 31 and 52, and in Appendix 18. The frequency 156.8 MHz is the international distress, safety and calling frequency for the maritime mobile VHF radiotelephone service.
Disclaimer: The Table of Frequency Allocations as published by the Federal Register and codified in the Code of Federal Regulations remains the legal source material. This Online Table of Frequency Allocations may display amendments that have been adopted by the FCC but that have not yet taken effect.
21 lip 2016 · A new edition of the European Table of Frequency Allocations in the range 8.3 kHz to 3000 GHz has been released. The table is maintained by the European Conference of Postal and Telecommunications Administrations Working Group Frequency Management.
24 paź 2006 · PDA occurs with increased frequency in several genetic syndromes, including those with defined chromosomal aberrations (such as trisomy 21 and 4p− syndrome), single-gene mutations (such as Carpenter’s syndrome and Holt-Oram syndrome), and X-linked mutations (such as incontinentia pigmenti).
United States Frequency Allocation Chart. A printed version of the most recent version of the United States Frequency Allocations: The Radio Spectrum Chart (published in January 2016 from data as of September 2015) is available from the U. S. Government Publishing Office at a cost of $6.00 per copy.
Disclaimer: The Table of Frequency Allocations as published by the Federal Register and codified in the Code of Federal Regulations remains the legal source material. This Online Table of Frequency Allocations may display amendments that have been adopted by the FCC but that have not yet taken effect.
