{"id":1127,"date":"2024-04-05T16:24:32","date_gmt":"2024-04-05T14:24:32","guid":{"rendered":"https:\/\/www.audyt-wifi.pl\/?p=1127"},"modified":"2024-04-09T09:12:54","modified_gmt":"2024-04-09T07:12:54","slug":"kanaly-wifi-w-europie-sa-inne-niz-w-usa","status":"publish","type":"post","link":"https:\/\/www.audyt-wifi.pl\/index.php\/2024\/04\/05\/kanaly-wifi-w-europie-sa-inne-niz-w-usa\/","title":{"rendered":"Kana\u0142y WiFi w Europie s\u0105 inne ni\u017c w USA."},"content":{"rendered":"\n<p>Sie\u0107 Wi-Fi sta\u0142a si\u0119 integraln\u0105 cz\u0119\u015bci\u0105 naszego codziennego \u017cycia. Aktualnie WiFI zapewnia dost\u0119p do Internetu w domach, biurach, kawiarniach i innych miejscach publicznych. Og\u00f3lnie podstawowa technologia Wi-Fi jest taka sama na ca\u0142ym \u015bwiecie. Ale istniej\u0105 pewne r\u00f3\u017cnice w sposobie jej wykorzystania w r\u00f3\u017cnych regionach, w tym w Europie i Stanach Zjednoczonych. Jedn\u0105 z kluczowych r\u00f3\u017cnic jest dost\u0119pno\u015b\u0107 i wykorzystanie kana\u0142\u00f3w Wi-Fi. W tym artykule przyjrzymy si\u0119 bli\u017cej Wi-Fi i jakie kana\u0142y WiFi dost\u0119pne s\u0105 w Europie, ze szczeg\u00f3lnym uwzgl\u0119dnieniem Polski. <\/p>\n\n\n\n<h2 class=\"wp-block-heading\">R\u00f3\u017cnice mi\u0119dzy ETSI a FCC w kontek\u015bcie Wi-Fi<\/h2>\n\n\n\n<p>S\u0105 r\u00f3\u017cne organizacje odpowiedzialne za regulacje pasma cz\u0119stotliwo\u015bci radiowych i urz\u0105dze\u0144 radiowych, w tym Wi-Fi. Za Europ\u0119 odpowiedzialnym podmiotem jest ETSI (Europejski Instytut Norm Telekomunikacyjnych). Natomiast FCC (Federalna Komisja \u0141\u0105czno\u015bci) to organizacja odpowiadaj\u0105ca za USA. Chocia\u017c ich cele s\u0105 podobne, istniej\u0105 pewne kluczowe r\u00f3\u017cnice w ich podej\u015bciu do regulacji Wi-Fi. Dokonuj\u0105c wyboru, musimy zwr\u00f3ci\u0107 uwag\u0119 na zatwierdzone do u\u017cytku kana\u0142y, dopuszczalne moce nadawania oraz obs\u0142ugiwane standardy WiFi.<\/p>\n\n\n\n<p>Powy\u017csze por\u00f3wnanie stanowi og\u00f3lny zarys r\u00f3\u017cnic mi\u0119dzy organizacjami. Istnieje wiele szczeg\u00f3\u0142owych przepis\u00f3w i regulacji, kt\u00f3r\u0105 mog\u0105 mie\u0107 wp\u0142yw na u\u017cytkownik\u00f3w WiFi w zale\u017cno\u015bci od kraju.<\/p>\n\n\n\n<p>W Internecie mo\u017cna znale\u017a\u0107 wiele informacji pokazuj\u0105cych podzia\u0142 danego pasma na poszczeg\u00f3lne kana\u0142y. Wi\u0119kszo\u015b\u0107 z nich pokazuje zgodnie ze standardami obowi\u0105zuj\u0105cymi w USA. Dlatego w tym artykule przedstawi\u0119, obowi\u0105zuj\u0105ce na czas pisania artyku\u0142u, dopuszczone kana\u0142y i cz\u0119stotliwo\u015bci jakie obowi\u0105zuj\u0105 w naszym regionie.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Pasmo 2,4GHz<\/strong><\/h2>\n\n\n\n<p>W pa\u015bmie 2,4GHz og\u00f3lnie wyznaczonych zasta\u0142o 14 kana\u0142\u00f3w 20\/22MHz. Wszystkie z wyj\u0105tkiem kana\u0142u 14 oddalone s\u0105 od siebie o 5MHz. W Europie dozwolone jest u\u017cywanie pierwszych 13 kana\u0142\u00f3w, w USA tylko pierwsze 11. Kana\u0142 14 oddalony jest o 12 MHz od poprzedniego. Tylko Japonia wykorzystuje ten kana\u0142 w komunikacji 802.11b, dlatego ma\u0142o kto o nim wspomina.<\/p>\n\n\n\n<p>W poni\u017cszej tabeli znajdziesz zestawienie wszystkich kana\u0142\u00f3w pasma 2,4GHz w OFDM, ich cz\u0119stotliwo\u015b\u0107 \u015brodkow\u0105 oraz zakres cz\u0119stotliwo\u015bci.<\/p>\n\n\n\n<figure class=\"wp-block-table aligncenter\"><table><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">Numer <br>kana\u0142u<\/td><td class=\"has-text-align-center\" data-align=\"center\">Cz\u0119stotliwo\u015b\u0107 <br>\u015brodkowa [MHz]<\/td><td class=\"has-text-align-center\" data-align=\"center\">Zakres cz\u0119stotliwo\u015bci <br>kana\u0142u 20MHz [MHz]<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">1<\/td><td class=\"has-text-align-center\" data-align=\"center\">2412<\/td><td class=\"has-text-align-center\" data-align=\"center\">2402-2422<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">2<\/td><td class=\"has-text-align-center\" data-align=\"center\">2417<\/td><td class=\"has-text-align-center\" data-align=\"center\">2407-2427<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">3<\/td><td class=\"has-text-align-center\" data-align=\"center\">2422<\/td><td class=\"has-text-align-center\" data-align=\"center\">2412-2432<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">4<\/td><td class=\"has-text-align-center\" data-align=\"center\">2427<\/td><td class=\"has-text-align-center\" data-align=\"center\">2417-2437<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">5<\/td><td class=\"has-text-align-center\" data-align=\"center\">2432<\/td><td class=\"has-text-align-center\" data-align=\"center\">2422-2442<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">6<\/td><td class=\"has-text-align-center\" data-align=\"center\">2437<\/td><td class=\"has-text-align-center\" data-align=\"center\">2427-2447<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">7<\/td><td class=\"has-text-align-center\" data-align=\"center\">2442<\/td><td class=\"has-text-align-center\" data-align=\"center\">2432-2452<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">8<\/td><td class=\"has-text-align-center\" data-align=\"center\">2447<\/td><td class=\"has-text-align-center\" data-align=\"center\">2437-2457<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">9<\/td><td class=\"has-text-align-center\" data-align=\"center\">2452<\/td><td class=\"has-text-align-center\" data-align=\"center\">2442-2462<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">10<\/td><td class=\"has-text-align-center\" data-align=\"center\">2457<\/td><td class=\"has-text-align-center\" data-align=\"center\">2447-2467<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">11<\/td><td class=\"has-text-align-center\" data-align=\"center\">2462<\/td><td class=\"has-text-align-center\" data-align=\"center\">2452-2472<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">12<\/td><td class=\"has-text-align-center\" data-align=\"center\">2467<\/td><td class=\"has-text-align-center\" data-align=\"center\">2457-2477<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">13<\/td><td class=\"has-text-align-center\" data-align=\"center\">2472<\/td><td class=\"has-text-align-center\" data-align=\"center\">2462-2482<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">Kana\u0142y 20MHz dopuszczone w pasmie 2,4GHz w Polsce<\/figcaption><\/figure>\n\n\n\n<p>Nale\u017cy zwr\u00f3ci\u0107 uwag\u0119 i\u017c zakresy cz\u0119stotliwo\u015bci kana\u0142\u00f3w 20MHz dla wielu kana\u0142\u00f3w w pa\u015bmie 2,4GHz pokrywaj\u0105 si\u0119. Dlatego zaleca si\u0119 stosowanie tylko trzech, konkretnych kana\u0142\u00f3w, kt\u00f3rych zakres si\u0119 nie pokrywa oraz dodatkowo ich skraje cz\u0119stotliwo\u015bci s\u0105 oddalone od siebie. Mowa o kanale 1, 6 oraz 11. Poni\u017cszy obrazek pokazuje wykorzystywane zakresy cz\u0119stotliwo\u015bci przez poszczeg\u00f3lne kana\u0142y w pasmie 2,4GHz.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"703\" height=\"342\" src=\"https:\/\/i0.wp.com\/www.audyt-wifi.pl\/wp-content\/uploads\/2024\/04\/image.png?resize=703%2C342&#038;ssl=1\" alt=\"\" class=\"wp-image-1128\" srcset=\"https:\/\/i0.wp.com\/www.audyt-wifi.pl\/wp-content\/uploads\/2024\/04\/image.png?w=703&amp;ssl=1 703w, https:\/\/i0.wp.com\/www.audyt-wifi.pl\/wp-content\/uploads\/2024\/04\/image.png?resize=300%2C146&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.audyt-wifi.pl\/wp-content\/uploads\/2024\/04\/image.png?resize=18%2C9&amp;ssl=1 18w\" sizes=\"(max-width: 703px) 100vw, 703px\" data-recalc-dims=\"1\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Pasmo 5GHz<\/strong><\/h2>\n\n\n\n<p>Numeracja kana\u0142\u00f3w w pa\u015bmie 5GHz stanowi kontynuacj\u0105 numeracji zapocz\u0105tkowan\u0105 w pasmie 2,4GHz. W tym pasmie dla zastosowa\u0144 WiFi wykorzystywane s\u0105 kana\u0142y z przedzia\u0142\u00f3w 32-68, 96-144 oraz 149-177. Jednak\u017ce nie wszystkie kana\u0142y zosta\u0142y dopuszczone przez organy w poszczeg\u00f3lnych regionach.<\/p>\n\n\n\n<p>Organizacja ETSI dopu\u015bci\u0142a w Europie tylko kana\u0142y z zakres\u00f3w 32-64, 96-144 oraz 149-163. Poni\u017csza tabela przedstawia zestawienie kana\u0142\u00f3w pasma 5GHz, ich cz\u0119stotliwo\u015b\u0107 \u015brodkow\u0105 oraz zakres cz\u0119stotliwo\u015bci. Poni\u017csza tabela zawiera kana\u0142y, cz\u0119stotliwo\u015bci \u015brodkowe oraz restrykcje dla kana\u0142\u00f3w 20MHz w pasmie 5GHz.<\/p>\n\n\n\n<figure class=\"wp-block-table aligncenter\"><table><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">Numer <br>kana\u0142u<\/td><td class=\"has-text-align-center\" data-align=\"center\">Cz\u0119stotliwo\u015b\u0107 <br>\u015brodkowa [MHz]<\/td><td class=\"has-text-align-center\" data-align=\"center\">Restrykcje <br>w Europie<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">36<\/td><td class=\"has-text-align-center\" data-align=\"center\">5180<\/td><td class=\"has-text-align-center\" data-align=\"center\">Indoors<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">40<\/td><td class=\"has-text-align-center\" data-align=\"center\">5200<\/td><td class=\"has-text-align-center\" data-align=\"center\">Indoors<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">44<\/td><td class=\"has-text-align-center\" data-align=\"center\">5220<\/td><td class=\"has-text-align-center\" data-align=\"center\">Indoors<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">48<\/td><td class=\"has-text-align-center\" data-align=\"center\">5240<\/td><td class=\"has-text-align-center\" data-align=\"center\">Indoors<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">52<\/td><td class=\"has-text-align-center\" data-align=\"center\">5260<\/td><td class=\"has-text-align-center\" data-align=\"center\">Indoors \/ DFS \/ TPC<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">56<\/td><td class=\"has-text-align-center\" data-align=\"center\">5280<\/td><td class=\"has-text-align-center\" data-align=\"center\">Indoors \/ DFS \/ TPC<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">60<\/td><td class=\"has-text-align-center\" data-align=\"center\">5300<\/td><td class=\"has-text-align-center\" data-align=\"center\">Indoors \/ DFS \/ TPC<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">64<\/td><td class=\"has-text-align-center\" data-align=\"center\">5320<\/td><td class=\"has-text-align-center\" data-align=\"center\">Indoors \/ DFS \/ TPC<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">100<\/td><td class=\"has-text-align-center\" data-align=\"center\">5500<\/td><td class=\"has-text-align-center\" data-align=\"center\">DFS \/ TPC<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">104<\/td><td class=\"has-text-align-center\" data-align=\"center\">5520<\/td><td class=\"has-text-align-center\" data-align=\"center\">DFS \/ TPC<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">108<\/td><td class=\"has-text-align-center\" data-align=\"center\">5540<\/td><td class=\"has-text-align-center\" data-align=\"center\">DFS \/ TPC<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">112<\/td><td class=\"has-text-align-center\" data-align=\"center\">5560<\/td><td class=\"has-text-align-center\" data-align=\"center\">DFS \/ TPC<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">116<\/td><td class=\"has-text-align-center\" data-align=\"center\">5580<\/td><td class=\"has-text-align-center\" data-align=\"center\">DFS \/ TPC<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">120<\/td><td class=\"has-text-align-center\" data-align=\"center\">5600<\/td><td class=\"has-text-align-center\" data-align=\"center\">DFS \/ TPC<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">124<\/td><td class=\"has-text-align-center\" data-align=\"center\">5620<\/td><td class=\"has-text-align-center\" data-align=\"center\">DFS \/ TPC<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">128<\/td><td class=\"has-text-align-center\" data-align=\"center\">5640<\/td><td class=\"has-text-align-center\" data-align=\"center\">DFS \/ TPC<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">132<\/td><td class=\"has-text-align-center\" data-align=\"center\">5660<\/td><td class=\"has-text-align-center\" data-align=\"center\">DFS \/ TPC<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">136<\/td><td class=\"has-text-align-center\" data-align=\"center\">5680<\/td><td class=\"has-text-align-center\" data-align=\"center\">DFS \/ TPC<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">140<\/td><td class=\"has-text-align-center\" data-align=\"center\">5700<\/td><td class=\"has-text-align-center\" data-align=\"center\">DFS \/ TPC<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">149<\/td><td class=\"has-text-align-center\" data-align=\"center\">5745<\/td><td class=\"has-text-align-center\" data-align=\"center\">SRD<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">153<\/td><td class=\"has-text-align-center\" data-align=\"center\">5765<\/td><td class=\"has-text-align-center\" data-align=\"center\">SRD<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">157<\/td><td class=\"has-text-align-center\" data-align=\"center\">5785<\/td><td class=\"has-text-align-center\" data-align=\"center\">SRD<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">161<\/td><td class=\"has-text-align-center\" data-align=\"center\">5805<\/td><td class=\"has-text-align-center\" data-align=\"center\">SRD<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">165<\/td><td class=\"has-text-align-center\" data-align=\"center\">5825<\/td><td class=\"has-text-align-center\" data-align=\"center\">SRD<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">169<\/td><td class=\"has-text-align-center\" data-align=\"center\">5845<\/td><td class=\"has-text-align-center\" data-align=\"center\">SRD<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">173<\/td><td class=\"has-text-align-center\" data-align=\"center\">5865<\/td><td class=\"has-text-align-center\" data-align=\"center\">SRD<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">Kana\u0142y 20MHz dopuszczone w pasmie 5GHz w Polsce<\/figcaption><\/figure>\n\n\n\n<p>Uwaga: DFS = dynamiczny wyb\u00f3r cz\u0119stotliwo\u015bci; TPC = kontrola mocy nadawania; SRD = urz\u0105dzenia kr\u00f3tkiego zasi\u0119gu o maksymalnej mocy 25 mW.<\/p>\n\n\n\n<p>Wszystkie odleg\u0142o\u015bci pomi\u0119dzy kana\u0142ami w pasmie 5GHz wynosz\u0105 20MHz. Taki zabieg wyeliminowa\u0142 problem nawet przypadkowego wykorzystywania kana\u0142\u00f3w o nak\u0142adaj\u0105cych si\u0119 cz\u0119stotliwo\u015bciach. W praktyce, nadal nie powinno stosowa\u0107 kana\u0142\u00f3w przyleg\u0142ych w s\u0105siaduj\u0105cych ze sob\u0105 AP.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Pasmo 6GHz<\/strong><\/h2>\n\n\n\n<p>Wraz z wprowadzeniem 802.11ax w 2020 roku dopuszczono zastosowanie pasma 6GHz do komunikacji WiFi. W por\u00f3wnaniu z pasmami 2,4GHz i 5GHz, nowe pasmo oferuje szereg korzy\u015bci. Przede wszystkim wi\u0119ksz\u0105 dost\u0119pno\u015b\u0107 kana\u0142\u00f3w (co zapewnia wi\u0119ksz\u0105 dost\u0119pno\u015b\u0107 kana\u0142\u00f3w i zmniejsza ryzyko zak\u0142\u00f3ce\u0144 mi\u0119dzykana\u0142owych), wy\u017csze przepustowo\u015bci (mniej problem\u00f3w z wdro\u017ceniem szerszych kana\u0142\u00f3w). Nadal pasmo 6GHz mo\u017cemy traktowa\u0107 jako nowe pasmo. Dlatego te\u017c pasmo 6GHz jest znacznie mniej obci\u0105\u017cone i umo\u017cliwia uzyskanie realnie lepszych wydajno\u015bci.<\/p>\n\n\n\n<p>Pewn\u0105 niedogodno\u015bci\u0105 zastosowan\u0105 w pasmie 6GHz jest wznowienie numeracji kana\u0142\u00f3w. Mo\u017ce wydawa\u0107 si\u0119 to myl\u0105ce dla u\u017cytkownik\u00f3w przyzwyczajonych do dotychczasowego schematu. W pa\u015bmie 6 GHz numeracja kana\u0142\u00f3w zaczyna si\u0119 od nowa, od 1 do 233, obejmuj\u0105c kana\u0142y o r\u00f3\u017cnych szeroko\u015bciach: 20 MHz, 40 MHz, 80 MHz i 160 MHz. Taka zmiana zapewnia wi\u0119ksz\u0105 elastyczno\u015b\u0107 i pozwala na lepsze wykorzystanie dost\u0119pnego spektrum.<\/p>\n\n\n\n<p>W Polsce udost\u0119pnionymi kana\u0142ami zarz\u0105dza po\u015brednio ETSI. Aktualnie s\u0105 to kana\u0142y od 1 do 93. Stanowi to tylko niewielk\u0105 cz\u0119\u015b\u0107 mo\u017cliwo\u015bci pasma 6GHz, jednak\u017ce jest to nadal du\u017co wi\u0119cej ni\u017c oferowane do tej pory pasma 2,4GHz i 5GHz \u0142\u0105cznie.<\/p>\n\n\n\n<p>W poni\u017cszej tabeli przedstawione zosta\u0142y kana\u0142y 20MHz dopuszczone w Polsce dla komunikacji WiFi w pasmie 6GHz. W dalszej cz\u0119\u015bci artyku\u0142u przedstawione zosta\u0142y numery szerszych kana\u0142\u00f3w 40MHz, 80MHz, 160MHz oraz 320MHz.<\/p>\n\n\n\n<figure class=\"wp-block-table aligncenter\"><table><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">Numer <br>kana\u0142u<\/td><td class=\"has-text-align-center\" data-align=\"center\">Cz\u0119stotliwo\u015b\u0107 <br>\u015brodkowa <br>[MHz]<\/td><td class=\"has-text-align-center\" data-align=\"center\">Zakres <br>cz\u0119stotliwo\u015bci <br>[MHz]<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">1<\/td><td class=\"has-text-align-center\" data-align=\"center\">5955<\/td><td class=\"has-text-align-center\" data-align=\"center\">5945\u20135965<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">5<\/td><td class=\"has-text-align-center\" data-align=\"center\">5975<\/td><td class=\"has-text-align-center\" data-align=\"center\">5965\u20135985<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">9<\/td><td class=\"has-text-align-center\" data-align=\"center\">5995<\/td><td class=\"has-text-align-center\" data-align=\"center\">5985\u20136005<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">13<\/td><td class=\"has-text-align-center\" data-align=\"center\">6015<\/td><td class=\"has-text-align-center\" data-align=\"center\">6005\u20136025<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">17<\/td><td class=\"has-text-align-center\" data-align=\"center\">6035<\/td><td class=\"has-text-align-center\" data-align=\"center\">6025\u20136045<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">21<\/td><td class=\"has-text-align-center\" data-align=\"center\">6055<\/td><td class=\"has-text-align-center\" data-align=\"center\">6045\u20136065<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">25<\/td><td class=\"has-text-align-center\" data-align=\"center\">6075<\/td><td class=\"has-text-align-center\" data-align=\"center\">6065\u20136085<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">29<\/td><td class=\"has-text-align-center\" data-align=\"center\">6095<\/td><td class=\"has-text-align-center\" data-align=\"center\">6085\u20136105<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">33<\/td><td class=\"has-text-align-center\" data-align=\"center\">6115<\/td><td class=\"has-text-align-center\" data-align=\"center\">6105\u20136125<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">37<\/td><td class=\"has-text-align-center\" data-align=\"center\">6135<\/td><td class=\"has-text-align-center\" data-align=\"center\">6125\u20136145<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">41<\/td><td class=\"has-text-align-center\" data-align=\"center\">6155<\/td><td class=\"has-text-align-center\" data-align=\"center\">6145\u20136165<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">45<\/td><td class=\"has-text-align-center\" data-align=\"center\">6175<\/td><td class=\"has-text-align-center\" data-align=\"center\">6165\u20136185<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">49<\/td><td class=\"has-text-align-center\" data-align=\"center\">6195<\/td><td class=\"has-text-align-center\" data-align=\"center\">6185\u20136205<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">53<\/td><td class=\"has-text-align-center\" data-align=\"center\">6215<\/td><td class=\"has-text-align-center\" data-align=\"center\">6205\u20136225<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">57<\/td><td class=\"has-text-align-center\" data-align=\"center\">6235<\/td><td class=\"has-text-align-center\" data-align=\"center\">6225\u20136245<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">61<\/td><td class=\"has-text-align-center\" data-align=\"center\">6255<\/td><td class=\"has-text-align-center\" data-align=\"center\">6245\u20136265<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">65<\/td><td class=\"has-text-align-center\" data-align=\"center\">6275<\/td><td class=\"has-text-align-center\" data-align=\"center\">6265\u20136285<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">69<\/td><td class=\"has-text-align-center\" data-align=\"center\">6295<\/td><td class=\"has-text-align-center\" data-align=\"center\">6285\u20136305<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">73<\/td><td class=\"has-text-align-center\" data-align=\"center\">6315<\/td><td class=\"has-text-align-center\" data-align=\"center\">6305\u20136325<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">77<\/td><td class=\"has-text-align-center\" data-align=\"center\">6335<\/td><td class=\"has-text-align-center\" data-align=\"center\">6325\u20136345<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">81<\/td><td class=\"has-text-align-center\" data-align=\"center\">6355<\/td><td class=\"has-text-align-center\" data-align=\"center\">6345\u20136365<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">85<\/td><td class=\"has-text-align-center\" data-align=\"center\">6375<\/td><td class=\"has-text-align-center\" data-align=\"center\">6365\u20136385<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">89<\/td><td class=\"has-text-align-center\" data-align=\"center\">6395<\/td><td class=\"has-text-align-center\" data-align=\"center\">6385\u20136405<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">93<\/td><td class=\"has-text-align-center\" data-align=\"center\">6415<\/td><td class=\"has-text-align-center\" data-align=\"center\">6405\u20136425<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">Kana\u0142y 20MHz dopuszczone w pasmie 6GHz w Polsce<\/figcaption><\/figure>\n\n\n\n<p>Og\u00f3lnie w ramach pasma 6GHz dost\u0119pne jest 14 dodatkowych kana\u0142\u00f3w 80 MHz lub siedem dodatkowych kana\u0142\u00f3w 160 MHz. \u00a0Szersze kana\u0142y WiFi umo\u017cliwiaj\u0105 wykorzystanie WiFi do takich zastosowa\u0144 jak strumieniowanie wideo w wysokiej rozdzielczo\u015bci czy rzeczywisto\u015b\u0107 wirtualna.<\/p>\n\n\n\n<p>W Polsce podlegamy pod dyrektywy ETSI, kt\u00f3ry niestety ograniczy\u0142 dopuszczone kana\u0142y 20MHz. Tym samym dost\u0119pnych jest tylko cz\u0119\u015b\u0107 szerszych kana\u0142\u00f3w. Poni\u017cej przedstawione zosta\u0142y numery szerszych ni\u017c 20MHz kana\u0142\u00f3w dopuszczonych w Polsce w pasmie 6GHz.<\/p>\n\n\n\n<figure class=\"wp-block-table aligncenter\"><table><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">Szeroko\u015b\u0107 kana\u0142u<\/td><td>Numery kana\u0142\u00f3w dopuszczonych w Polsce<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">40 MHz<\/td><td>3, 11, 19, 27, 35, 43, 51, 59, 67, 75, 83, 91<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">80 MHz<\/td><td>7, 23, 39, 55, 71, 87<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">160 MHz<\/td><td>15, 47, 79<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">320 MHz<\/td><td>31, 63<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">Numery kana\u0142\u00f3w szerszych ni\u017c 20MHz dopuszczonych w pasmie 6GHz w Polsce<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Podsumowanie<\/h2>\n\n\n\n<p>W artykule om\u00f3wili\u015bmy r\u00f3\u017cnice w dost\u0119pnych kana\u0142ach Wi-Fi w Europie i USA. R\u00f3\u017cnice maj\u0105 realny wp\u0142yw na dob\u00f3r urz\u0105dze\u0144 i konfiguracj\u0119 systemu. Artyku\u0142 nie wyczerpuje tematu. S\u0105 te\u017c inne parametry zdefiniowane w poszczeg\u00f3lnych regulacjach, kt\u00f3re oddzia\u0142ywaj\u0105 wprost na zasi\u0119g sieci, zak\u0142\u00f3cenia oraz przepustowo\u015b\u0107. Je\u015bli jeste\u015b zainteresowany dodatkowymi informacjami zapraszamy do zapoznania si\u0119 z innymi artyku\u0142ami zamieszczonymi na naszym <a href=\"https:\/\/www.audyt-wifi.pl\/index.php\/blog\/\">blogu<\/a> lub skorzystania z us\u0142ug dedykowanego szkolenia technologicznego. W celu uzyskania oferty zapraszam do bezpo\u015bredniego <a href=\"https:\/\/www.audyt-wifi.pl\/index.php\/kontakt-audyt-wifi\/\">kontaktu z naszym dzia\u0142em handlowym<\/a>. <\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Sk\u0105d wynikaj\u0105 r\u00f3\u017cnice w kana\u0142ach WiFi pomi\u0119dzy Europ\u0105 a USA? Z kt\u00f3rych kana\u0142\u00f3w mo\u017cna korzysta\u0107 w Polsce? Czym r\u00f3\u017cni si\u0119 ETSI od FCC? <\/p>\n","protected":false},"author":2,"featured_media":1135,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[31],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Kana\u0142y WiFi w Europie s\u0105 inne ni\u017c w USA. - Audyt WiFi<\/title>\n<meta name=\"description\" content=\"Jakie s\u0105 kana\u0142y WiFi w Europie a jakie w USA? Z kt\u00f3rych kana\u0142\u00f3w mo\u017cna korzysta\u0107 w Polsce? 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