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RE: [Karlnet] Thanks to Zcomax

To: "Karlnet Mailing List" <karlnet@WISPNotes.com>
Subject: RE: [Karlnet] Thanks to Zcomax
From: "Ben Polson" <bsp@bandwave.net>
Reply-to: Karlnet Mailing List <karlnet@WISPNotes.com>
Date: Wed, 2 Apr 2003 21:04:31 -0800
List-post: <mailto:karlnet@WISPNotes.com>
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
> >
> >
> >
> >
> >
> >_______________________________________________
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> >Karlnet@WISPNotes.com
> >http://lists.wispnotes.com/mailman/listinfo/karlnet
>
>
>
>
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