Thank you very much Kevin.
-Ben.
> -----Original Message-----
> From: karlnet-bounces@WISPNotes.com
> [mailto:karlnet-bounces@WISPNotes.com]On Behalf Of Kevin Knuth
> Sent: Thursday, April 03, 2003 4:06 AM
> To: Karlnet Mailing List
> Subject: RE: [Karlnet] Thanks to Zcomax
>
>
> Sure,
>
> The OEM version of the card DOES NOT have the little black
> plastic piece on
> it. What you will find are 2 antenna ports. It is important you use the
> correct port! The card can recieve signal from 2 antennas, BUT-
> AND THIS IS
> IMPORTANT- it only transmits on one! This allows for diversity
> antennas to
> be used for recieving data.
>
> There are really 2 major sources of RF interference from radio cards- the
> mini-antenna inside the plastic cap, and the IF that the cards use
> internally. The IF is not much of an issue if there is just a little
> seperation between cards. The mini-antenna problem is solved if
> you use OEM
> versions of the cards.
>
> Only place I know of that has the cards is YDI. Not sure if you all have
> accounts there, but back in my WISP days Matt Facas was my account rep and
> he is still there.
>
> Tell them you want the card WITHOUT the black plastic
> thing....they'll know
> what you are talking about!
>
> Kevin
>
> -----Original Message-----
> From: karlnet-bounces@WISPNotes.com
> [mailto:karlnet-bounces@WISPNotes.com]On Behalf Of Ben Polson
> Sent: Thursday, April 03, 2003 12:05 AM
> To: Karlnet Mailing List
> Subject: RE: [Karlnet] Thanks to Zcomax
>
>
> Kevin,
>
> Can you share a little more information on this with the list please? I,
> for one, would like to know where I might be able to get a few
> for testing,
> etc. Thanks!
>
> -Ben.
>
> > -----Original Message-----
> > From: karlnet-bounces@WISPNotes.com
> > [mailto:karlnet-bounces@WISPNotes.com]On Behalf Of Kevin Knuth
> > Sent: Wednesday, April 02, 2003 7:14 PM
> > To: Karlnet Mailing List
> > Subject: RE: [Karlnet] Thanks to Zcomax
> >
> >
> > FYI-
> >
> > You can purchase OEM versions of the Agere card without the
> black plastic
> > antenna. This reduces interference!
> >
> > Kevin
> >
> > -----Original Message-----
> > From: karlnet-bounces@WISPNotes.com
> > [mailto:karlnet-bounces@WISPNotes.com]On Behalf Of Caleb Carroll
> > Sent: Wednesday, April 02, 2003 9:28 PM
> > To: Karlnet Mailing List
> > Subject: Re: [Karlnet] Thanks to Zcomax
> >
> >
> > Yes, the built in antenna on Orinoco cards receives alot of local signal
> > from other sources (interference). I'm doing the same thing
> > myself with the
> > Prism 2.5 cards in some of our Base Stations. The noise floor
> > reads -101dBm
> > when using the TurboCell Client Manager link test but I don't
> > quite believe
> > the reading. If it were a true indication of noise at the base
> station I
> > would expect to see some diurnal variation in the noise floor but
> > I don't -
> > the reading is always -101dBm. I think the only way to figure
> out if this
> > is reading is really an indication of anything is to place a 2.4GHz
> > telephone next to the Base Station and select a channel on the
> phone that
> > will cause interference.
> >
> > Just out of curiosity, what bit rate are you receiving messages
> > at when you
> > look at the Client Manager link test under "This Station" ? When
> > using the
> > Prism 2.5 cards, I've noticed that the bit rate is always "locked" at
> > 2Mbit/s.
> >
> >
> > *********** REPLY SEPARATOR ***********
> >
> > On 2003-Apr-02 at 11:26 AM Wisp Notes wrote:
> >
> > >You are right Chris. They are not entirely junk. 98% of our network is
> > >using those cards. The biggest problem is each of those cards has an
> > >internal antenna and recieves a LOT of noise especially on the AP side.
> > >Thats where the major improvement came from, not the extra
> power. I know
> > >there is an Orinoco card that has no internal antenna but $150 doesn'y
> > >justify it. Besides, the Zcomax cards are solid, the pigtails
> > aren't prone
> > >to falling out, the internal antenna comes right off, and the price is
> > >right. I'm done using Orinoco in any access point. Dropping the noise
> > >floor from -73db to -101db was enough to convince me of that.
> Our quality
> > >and range increased drastically because of a better signal, not
> > a stronger
> > >one. I apologize if I ripped on the Orinoco too much, I'm just really
> > >excited about the results these new cards have produced.
> > >
> > >Sincerely,
> > >
> > >Paul
> > >Source One Internet
> > >
> > >*********** REPLY SEPARATOR ***********
> > >
> > >On 4/1/2003 at 11:58 AM Chris Conn wrote:
> > >
> > >>Wisp Notes wrote:
> > >>> Just wanted to pop in here and say thanks to Tony Morella.
> We talked
> > >>with him last week about some things with Karlnet we needed
> to fix. We
> > >>bought the Zcomax cards and installed them as he directed.
> Installation
> > >>was smooth and you would not belive the difference it made!
> > 25db to 30db
> > >>drop in the noise floor on the AP which makes that much more useable
> > >>signal for all the connections. Everybody on the link has
> 30db of signal
> > >>and everybody is GREEN! Score 1 point for Demartec and
> Zcomax. Minus 1
> > >>Point for Orinoco/Agere/Lucent for the junk wireless cards they make.
> > >>>
> > >>> Thanks Again,
> > >>>
> > >>> Paul
> > >>> SourceOne Internet
> > >>
> > >>Hello,
> > >>
> > >>I would not say that Orionoco is "junk wireless cards" because brute
> > >force
> > >>power is not always the answer. However, I am an advocate of
> Demarctech
> > >>cards
> > >>that Tony Morella does sell for particular applications, and
> I have many
> > >>deployed in the field, either in RG-1000s, AP1000s and
> Flashroms. Some
> > >>are
> > >>bases, some are satellites, but overall they perform well. There are
> > >some
> > >>issues with the Karlnet's support of these cards in their software,
> > >>however it
> > >>is related to any Intersil card, not just the Demarctech ones. I have
> > >>voiced
> > >>these concerns to Karlnet and I know for a fact that progress is being
> > >>made to
> > >>address these issues. The problems are not severe and are not in the
> > >>scope of
> > >>this discussion. I would recommend these cards to anyone where the
> > >>application
> > >>suits a need for a slight power margin.
> > >>
> > >>My 0.02$,
> > >>
> > >>Chris
> > >>
> > >>
> > >>_______________________________________________
> > >>Karlnet mailing list
> > >>Karlnet@WISPNotes.com
> > >>http://lists.wispnotes.com/mailman/listinfo/karlnet
> > >
> > >
> > >
> > >
> > >
> > >_______________________________________________
> > >Karlnet mailing list
> > >Karlnet@WISPNotes.com
> > >http://lists.wispnotes.com/mailman/listinfo/karlnet
> >
> >
> >
> >
> > _______________________________________________
> > Karlnet mailing list
> > Karlnet@WISPNotes.com
> > http://lists.wispnotes.com/mailman/listinfo/karlnet
> >
> > _______________________________________________
> > Karlnet mailing list
> > Karlnet@WISPNotes.com
> > http://lists.wispnotes.com/mailman/listinfo/karlnet
> >
>
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