[MLB-WIRELESS] [Fwd: Re: Linux ad-hoc wireless usb router enclosed cantenna]

[Andrew Blight]

Hello All,
like all standards they are planned for the worst possible case, ie 5m is probably for a very noisy
environment. Why not try using ever increasing lengths of patch cable as a bench lashup until it falls
over? - might be a pleasant surprise.

Regards,
Andrew Blight VK3BFA

Denis Dowling wrote:

> Sounds like a neat idea. One problem. The USB standard states that high
> speed USB devices are limited to cable lengths of 5m (16 feet 5 inches) so
> even the 25 feet length they talk about is pushing it. Anyone have any idea
> what "USB over ethernet" is. Is this just USB connections using Cat 5 cable
> or something more exotic? What is the "USB extender"? Is it just a small
> hub? It should be possible to chain up to 5 hubs together to get to 25m but
> this starts to get expensive.
>
> Regards,
> Denis
>
> > -----Original Message-----
> > From: Drew [mailto:drew at wirelessanarchy.com]
> > Sent: Tuesday, 12 March 2002 7:29 AM
> > To: melbwireless at wireless.org.au
> > Subject: [MLB-WIRELESS] [Fwd: Re: Linux ad-hoc wireless usb router
> > enclosed cantenna]
> >
> >
> > May be an alternative to running long lengths of LMR-400 in order to get
> > IBSS mode up on a mast.
> >
> > -D
> >
> > -------- Original Message --------
> > Subject: Re: Linux ad-hoc wireless usb router enclosed cantenna
> > Date: Mon, 11 Mar 2002 12:24:59 -0800
> > From: "Steven Boger" <sboger at hotmail.com>
> > To: drew at wirelessanarchy.com
> >
> >
> >
> > no secrets.... the newest linux-wlan-ng supports it out of the
> > box.... its a
> > custom compile requiring a configured kernel source, and it isnt
> > compatible
> > with the current set of wireless tools (it comes with its own wireless
> > tools) or the auto-usb redhat routines...
> >
> > but its solid.... been running it daily on a 24/7 connected
> > system... neat
> > thing is, it's a damn small board inside the plastic... with a
> > STANDARD MMCX
> > antenna connector on it....
> >
> > -S
> >
> >
> >
> > >From: Drew
> > >To: sboger at hotmail.com
> > >Subject: Re: Linux ad-hoc wireless usb router enclosed cantenna
> > >Date: Mon, 11 Mar 2002 11:51:44 -0800
> > >
> > >Care to give details?
> > >
> > >-Drew
> > >
> > >Scott Bradford wrote:
> > >
> > >>
> > >>
> > >>
> > >>
> > >>There was a very interesting post earlier today that may have been
> > >>missed by the general public. Steven Boger is running a WUBS in Linux
> > >>red hat.   For those that remember, I have been working on using a
> > >>WEBS as a true ad-hoc access point.  It was  kind written off because
> > >>it depends on sub which has been windows based up until now.  Here is
> > >>where we stand now.
> > >>
> > >>
> > >>
> > >>
> > >>
> > >>
> > >>
> > >>The cantenna has been a great discovery. The WUSB11 is very small
> > >>inside it's case.  I have been building Cantennas out of 4" pvc with
> > >>pretty good success. The Wusb is small enough that it could be built
> > >>into the back of my PVC cantenna. The WUSB uses an MMCX connector.
> > >>Pigtails are usually 12" to 19" which is plent long to reach the N
> > >>connector on the cantenna.    I have built and testes USB over
> > >>ethernet Up to 25 feet and ALMOST worked at 50 feet.  I have a powered
> > >>usb extender that I haven't tested yet, but I suspect that it will
> > >>push it through to the 50 mark.  USB/Lan down to your computer and you
> > >>are set. No LMR-400,  No waterproof boxes, minimal wind loading, and
> > >>the best part, the ENTIRE thing costs far under $150. You now have a
> > >>cantenna that runs true ad-hoc or infrastructure,  not the flakey
> > >>proprietary bridging that the wap11 does.  And now, for you
> > >>Anti-windows people, it will work for Red Hat.  You will have to ask
> > >>Steven for the details on the linux stuff.  We have already been
> > >>discussing using it as a router point
> > >>
> > >>
> > >>
> > >>-Scott
> >
> >
> >
> >
> >
> > --
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