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<DIV><SPAN class=755595110-19062012><FONT color=#0000ff size=2
face=Arial>Chybička je v tom že tam mělo být -30dBm :-)</FONT></SPAN></DIV>
<DIV><SPAN class=755595110-19062012><FONT color=#0000ff size=2
face=Arial></FONT></SPAN> </DIV>
<DIV><SPAN class=755595110-19062012> <FONT color=#0000ff
size=2 face=Arial>Martin.</FONT></SPAN></DIV>
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<DIV dir=ltr lang=cs class=OutlookMessageHeader align=left><FONT size=2
face=Tahoma>-----Original Message-----<BR><B>From:</B>
hw-list-bounces@list.hw.cz [mailto:hw-list-bounces@list.hw.cz] <B>On Behalf Of
</B>Kuba Jan<BR><B>Sent:</B> Tuesday, June 19, 2012 12:48 PM<BR><B>To:</B>
HW-news<BR><B>Subject:</B> Re: pasivna retranslacia<BR><BR></FONT></DIV>Dne
19.6.2012 8:59, Daniel Valuch napsal(a):
<BLOCKQUOTE cite=mid:4FE02361.1090605@orange.fr type="cite">ale ale pan
kolega, vykon sa neudava v dB!! <BR></BLOCKQUOTE>Ja nekde psal o vykonu xx
db?<BR>Napsal jsem , ze na svorkach anteny je silna <U>uroven</U> -
30dB<BR>Pak to pro nazornost prepocitavam na vykon v mW.<BR>
<BLOCKQUOTE cite=mid:4FE02361.1090605@orange.fr type="cite"><BR><BR>On
6/19/2012 08:22, jan kuba wrote: <BR>
<BLOCKQUOTE type="cite">Jednoduche pocty. Dejme tomu, ze na "prijimaci
antene" ( te vne <BR>kontejneru ) je pomerne hodne silna uroven -
30dB ( na svorkach anteny <BR>) Tuhle uroven - v
prepoctu je to 0,001mW vyzarujere tou vnitrni antenou. <BR> I kdyby
ta vnitrni mela zisk 10 dB je to ERP stale 0,01mW a to je <BR>zalostne
malo. A to uvazujeme pomerne dobre pomery na strane vnejsi anteny.
<BR><BR> Bezne maji wifi zarizeni 100mW a to je 10 000x víc
<BR><BR>Obracene plati totez. Proto to funguje jen bezprostredne u anteny.
<BR><BR>Jaky je problem do toho kabelu co vede dovnitr kontejneru pustit
primo <BR>wifi signal z AP ? <BR>JaKub
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