[MLB-WIRELESS] Cheap Waveguide antenna for Access Points
Jason Hecker
jason at air.net.au
Sat Feb 2 14:36:51 EST 2002
> > If there is a helical at one end and say an omni at the other would this
> > present any problems?
>
>Yes, cross-polarisation (transmitting vertical or horizontal and
>receiving in the opposite) has significant loss, in theory.
>I think 30 dB is the rule of thumb.
Yeah, but WRT helicals and omnis, there is only a 3dB loss in the link
budget. Helicals see vertical an horizontal polarisation equally well.
--
To unsubscribe, send mail to minordomo at melbwireless.dyndns.org with a subject of 'unsubscribe melbwireless'
Archive at: http://melbwireless.dyndns.org/cgi-bin/minorweb.pl?A=LIST&L=melbwireless
IRC at: au.austnet.org #melb-wireless
More information about the Melbwireless
mailing list