Prihlásiť sa Odoslať Novinky :: FAQ :: Rozšírené vyhľadávanie :: Napísali o nás :: Ankety
Main Menu
· Home
· 
· FAQ
· 
· Diskusia
· 











Main Menu
· Domov

Moduly
· AvantGo
· Downloads
· FAQ
· News
· Recommend Us
· Reviews
· Search
· Sections
· Stats
· Topics
· Top List
· Web Links
· Forum

Jazyk
Výber jazykovej mutácie:



The time now is 28.03.2024 - 16:41


kolko dB ma "plechovkova" antena ?

Post new topic Reply to topic
View previous topic Printable version Log in to check your private messages View next topic
Page 4 of 5 < 12345 >
Author Message
Driver
Post subject: RE: kolko dB ma "plechovkova" antena ?  PostPosted: 19.03.2004 - 13:52 #6815
Basic


Joined: Feb 11, 2004
Posts: 157
Location: okr. HC a PN
mgx - to podla teba je lepsie dat na parabolu SQUAD?
 
 View user's profile Send private message  
Reply with quote Back to top
mgx
Post subject: RE: kolko dB ma "plechovkova" antena ?  PostPosted: 19.03.2004 - 17:48 #6823
Guru


Joined: Dec 27, 2002
Posts: 1505

no, to by asi velmi nefungovalo Smile ale pochybujem, ze budes parabolu montovat u klientov oproti vsesmerovke Smile
 
 View user's profile Send private message Visit poster's website  
Reply with quote Back to top
popo
Post subject: RE: kolko dB ma "plechovkova" antena ?  PostPosted: 19.03.2004 - 18:26 #6824
Ucen


Joined: Aug 20, 2003
Posts: 598
Location: Zvolen
na parabolu mozes namontovat aj stoceny medeny drot - videl som aj take riesenie
 
 View user's profile Send private message Send e-mail Visit poster's website  
Reply with quote Back to top
Driver
Post subject: RE: kolko dB ma "plechovkova" antena ?  PostPosted: 22.03.2004 - 08:12 #6892
Basic


Joined: Feb 11, 2004
Posts: 157
Location: okr. HC a PN
Skusal som dat na parabolu okrem plechovice Quad,Trell.AP mal vsesmerovku strbinovu a bol asi 3km.Spojenie sa podarilo so vsetkym.A ten stoceny medenny drot je niekde na nete?(obr,navod,atd..)
vdaka cavte!
 
 View user's profile Send private message  
Reply with quote Back to top
popo
Post subject: RE: kolko dB ma "plechovkova" antena ?  PostPosted: 22.03.2004 - 08:21 #6893
Ucen


Joined: Aug 20, 2003
Posts: 598
Location: Zvolen
Driver, http://www.g6lvb.com/60cm.htm link na parabolu so stocenym drotom.
 
 View user's profile Send private message Send e-mail Visit poster's website  
Reply with quote Back to top
sanco
Post subject: RE: kolko dB ma "plechovkova" antena ?  PostPosted: 25.03.2004 - 22:07 #6992
Basic


Joined: Nov 28, 2003
Posts: 30

Dostatocne velka parabola ti pozbiera tolko signalu, ze v jej ohnisku musich chytit zignal aj na "mokry spagat"

Sanco
 
 View user's profile Send private message Visit poster's website  
Reply with quote Back to top
sanco
Post subject: RE: kolko dB ma "plechovkova" antena ?  PostPosted: 25.03.2004 - 22:23 #6993
Basic


Joined: Nov 28, 2003
Posts: 30

Ja by som pouzitie home made anten zhrnul asi takto:

1. u klienta na kratke vzdialenosti biquad (alebo plechovka)
pasmo zasieraju obidve ale nastastie na relativne kratku vzdialenost.

2. smerove spoje - parabola s oziarovacom z plechovky.
Velkost paraboly podla vzdialenosti - aby ste to zbytocne neprehulovali.
Parabola je podla mna dostatocne smerova na to aby sa niekto rozculoval nad zbytocnym vyzarovanim do okolia.

3. APcka - sektorove sterbinovky. (Nic nezasiera pasmo viac ako vsesmerovka, bez ohladu na to ci je home made alebo origos).

Ale radim v tom comu nerozumiem pretoze pouzivam 24dB sito CSat
 
 View user's profile Send private message Visit poster's website  
Reply with quote Back to top
popo
Post subject: RE: kolko dB ma "plechovkova" antena ?  PostPosted: 25.03.2004 - 23:27 #6995
Ucen


Joined: Aug 20, 2003
Posts: 598
Location: Zvolen
nie je to dobre riesenie!!! ich ulol vyzarovaci je 40 stupnov ak nie viac. hrozne zarusia prostredie. preto odporucam montovat na ne tie kridelka co spravil Trevor Marshal. Myslim ze tak sa volal. videl som aj vsesmerovky quady. hrozne musia rusit. posledne co by som spravil. iba ak v cistom prostredi. Ked tak s kridelkami, vtedy sa to da obmedyit na 20? stupnov pri troche stastia. ten moj quad ma zaber cez 60 stupnov. uplne je to na <>.


Last edited by popo on 26.03.2004 - 07:44; edited 1 time in total
 
 View user's profile Send private message Send e-mail Visit poster's website  
Reply with quote Back to top
KiLLER
Post subject: RE: kolko dB ma "plechovkova" antena ?  PostPosted: 29.09.2005 - 13:33 #23457
Basic


Joined: Okt 22, 2004
Posts: 71
Location: snv
sup wrote: ›Tu su tie spominane URL na vyrobu homemade canten. Je to svetko co som nasiel, dufam ze pomozu na vyrubu anten, ktore budu co najmenej rusit okolie.

http://members.iinet.net.au/~stygen/Quad.html
http://mujweb.cz/www/aantena/index.htm
http://www.strizkov.wz.cz/4sestry
http://www.simandl.cz/stranky/czfreenet ... anteny.htm
http://www.qsl.net/ki7cx/wgfeed.htm
http://www.simandl.cz/
http://www.saunalahti.fi/elepal/antenna1.html
http://802.11b.cz/clanek.asp?url=&cl=11199
http://www.turnpoint.net/wireless/cantennahowto.html
http://hkfree.kotlar.net/modules/news/a ... storyid=41
http://www.saunalahti.fi/elepal/antenna2.html
http://www.wwc.edu/~frohro/Airport/Prim ... estar.html
http://www.strizkov.wz.cz/sterbinovka/
http://www.strizkov.wz.cz/trychtyre/



http://mujweb.cz/www/aantena/
Co poviete na antenu TRELL - dvojce s vysokym vykonom az 22dB.
Aky moze mat vyzarovaci uhol? A je dobre ju pouzit v zarusenom pasme?
 
 View user's profile Send private message Send e-mail ICQ Number 
Reply with quote Back to top
si
Post subject: RE: kolko dB ma "plechovkova" antena ?  PostPosted: 29.09.2005 - 13:39 #23461
Majster


Joined: Jan 12, 2003
Posts: 4250
Location: /dev/null
KiLLER wrote: ›
A je dobre ju pouzit v zarusenom pasme?


iste dobre vies ze pouzivat homemade anteny nie je dobre ani v cistom pasme a hlavne ti to ani nepovoluju telekomunikacne normy.
 
 View user's profile Send private message Send e-mail Visit poster's website  
Reply with quote Back to top
KiLLER
Post subject: RE: kolko dB ma "plechovkova" antena ?  PostPosted: 29.09.2005 - 17:29 #23471
Basic


Joined: Okt 22, 2004
Posts: 71
Location: snv
to viem velmi dobre... Cool
 
 View user's profile Send private message Send e-mail ICQ Number 
Reply with quote Back to top
mailinator
Post subject: RE: kolko dB ma "plechovkova" antena ?  PostPosted: 29.09.2005 - 18:38 #23472
Basic


Joined: Sep 22, 2005
Posts: 71
Location: Europa
http://czfree.net/forum/forumdisplay.php?forumid=23
 
 View user's profile Send private message Visit poster's website  
Reply with quote Back to top
Driver
Post subject: RE: kolko dB ma "plechovkova" antena ?  PostPosted: 30.09.2005 - 15:42 #23486
Basic


Joined: Feb 11, 2004
Posts: 157
Location: okr. HC a PN
Podla simulacie ma Trell max. 15dB teoretickych. V praxi to islo zhruba ako plechovka...

Samozrejme ze ich nepouzivam!!!
 
 View user's profile Send private message  
Reply with quote Back to top
matos1
Post subject: RE: kolko dB ma "plechovkova" antena ?  PostPosted: 09.10.2005 - 00:44 #23757
Ucen


Joined: Sep 06, 2004
Posts: 684
Location: hranica s ukrajinou...
chcel by som sa spytat ci by niekto nemal nejaky napad ako upravit tuto antenu?

nepotrebujem plnych 180°, ci by nejakym tienenim za antenou by sa zvysil zisk?
http://www.wificentrum.sk/buxus/generat ... amp;lng=sk

a co by ste povedali na tuto antenu?
JOY Line Wifi Antenna SECTOR 120 21dB
nemate onej viac info?
 
 View user's profile Send private message Visit poster's website ICQ Number 
Reply with quote Back to top
midnight_man
Post subject: RE: kolko dB ma "plechovkova" antena ?  PostPosted: 09.01.2012 - 00:56 #95834
Majster


Joined: Feb 14, 2011
Posts: 2544

Laughing Laughing
 
 View user's profile Send private message Visit poster's website  
Reply with quote Back to top
Display posts from previous:     
All times are GMT
Post new topic Reply to topic
View previous topic Printable version Log in to check your private messages View next topic
Page 4 of 5 < 12345 >
Jump to:  

Powered by PNphpBB2 © 2003-2005 The PNphpBB Group
Credits

(C) SKFree 2002-2010: Powered by POSTNUKE. Môžete prebera? naše správy vo formáte XML(RSS)