[MLB-WIRELESS] Cheap Waveguide antenna for Access Points

[Fulton, Darren J]

Mike, how does your 360 deg slotted waveguide differ from the standard
vertical colinears performance wise? 

Darren

> -----Original Message-----
> From: Mike Nye [mailto:mikeamp at iinet.net.au]
> Sent: Tuesday, 29 January 2002 11:31 PM
> To: melbwireless at melbwireless.dyndns.org
> Subject: Re: [MLB-WIRELESS] Cheap Waveguide antenna for Access Points
> 
> 
> Hi Guys,
> 
> I designed the slotted waveguide antenna on www.e3.com.au.
> 
> Slotted waveguide antennas require precision machining, as 
> the smallest 
> error will have a huge effect on antenna performance. The 
> waveguides I sell 
> are CNC machined to the required accuracy.
> 
> If you can make one from a bit of downpipe, go for it, and 
> let me know how 
> it turns out.
> 
> Kind regards,
> 
> Mike Nye
> 
> 
> 
> At 07:16 PM 29/01/2002 +1100, you wrote:
> >I want something with roughly a 180 degree spread and decent 
> gain for an
> >access point.
> >Is something like that going to be easy enough to make?  I 
> can make stuff if
> >I have plans but I doubt I could design something like this.
> >
> >----- Original Message -----
> >From: "Tony Langdon, VK3JED" <vk3jed at optushome.com.au>
> >To: <melbwireless at melbwireless.dyndns.org>
> >Sent: Tuesday, January 29, 2002 6:58 PM
> >Subject: Re: [MLB-WIRELESS] Cheap Waveguide antenna for Access Points
> >
> >
> > > At 06:39 PM 29/01/2002 +1100, you wrote:
> > >
> > > >Meh.  Why not do it yourself?  If you have a look at the 
> Perth site they
> > > >have a link to some very good online tutorial on 
> antennas.  The slotted
> > > >waveguide design is ripped right out of this.  Spend the 
> weekend with a
> > > >bit of galvanised downpipe and a drill and bit set and 
> make your own!
> >Easy!
> > >
> > > Sounds like a good idea. :-)  Hmm, that antenna has all sorts of
> >possibilities
> > >
> > > >Better yet, make my helical... ;)
> > >
> > > Hmm, a few turns feeding an old satellite dish? ;-)
> > >
> > > 73 de Tony, VK3JED
> > > http://www.qsl.net/vk3jed
> >
> >
> >
> >--
> >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=m
elbwireless
>IRC at: au.austnet.org #melb-wireless



--
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

--
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