Kurt, I always put laminated foil between the cards. You able to try putting a shield of aluminum foil between to see if that does anything useful?
Bob- -----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of Kurt Fankhauser Sent: Saturday, April 24, 2010 4:44 PM To: 'WISPA General List' Subject: Re: [WISPA] Ever wonder how bad RB333/444 stacked cards interfere? If you physically move them to anywhere but on top of each other, like the sides or above or below then the bleed over goes away. So if you mounted them side by side in a RB600 or RB800 then your ok. Heres some pics of that. Kurt Fankhauser WAVELINC P.O. Box 126 Bucyrus, OH 44820 419-562-6405 www.wavelinc.com -----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of Ryan Spott Sent: Friday, April 23, 2010 2:21 PM To: WISPA General List Subject: Re: [WISPA] Ever wonder how bad RB333/444 stacked cards interfere? Wow, So my question would be, what sort of separation is required to keep the noise down? ryan On Sat, Apr 24, 2010 at 8:27 AM, Kurt Fankhauser <[email protected]> wrote: > If anyone is like me and ever wondered how bad that stacking cards of > the same band in RB333 or RB433 interfere with each other, well, I > finally answered my own question. I've been wondering this for the > past 3 years and > no one could really give an answer, or show proof. Well I bought a spectrum > analyzer and decided to do some testing. I plugged the spectrum > analyzer directly into the antenna port on a disabled card that was > stacked on top of a card that was transmitting. Bleed-over on the > adjacent channels started at > -76 !!!! > > > > Won't be doing that anymore! Just thought I would share this valuable > information with the list. For more tests at different channel widths > and such check out this thread. > > http://forum.mikrotik.com/viewtopic.php?f=7 > <http://forum.mikrotik.com/viewtopic.php?f=7&t=30657&p=204642#p204642> > &t=30657&p=204642#p204642 > > > > > > Kurt Fankhauser > WAVELINC > P.O. Box 126 > Bucyrus, OH 44820 > 419-562-6405 > www.wavelinc.com > > > > > > > > > > > > ---------------------------------------------------------------------------- ---- > WISPA Wants You! Join today! > http://signup.wispa.org/ > > ---------------------------------------------------------------------------- ---- > > WISPA Wireless List: [email protected] > > Subscribe/Unsubscribe: > http://lists.wispa.org/mailman/listinfo/wireless > > Archives: http://lists.wispa.org/pipermail/wireless/ > ---------------------------------------------------------------------------- ---- WISPA Wants You! Join today! http://signup.wispa.org/ ---------------------------------------------------------------------------- ---- WISPA Wireless List: [email protected] Subscribe/Unsubscribe: http://lists.wispa.org/mailman/listinfo/wireless Archives: http://lists.wispa.org/pipermail/wireless/ -------------------------------------------------------------------------------- WISPA Wants You! Join today! http://signup.wispa.org/ -------------------------------------------------------------------------------- WISPA Wireless List: [email protected] Subscribe/Unsubscribe: http://lists.wispa.org/mailman/listinfo/wireless Archives: http://lists.wispa.org/pipermail/wireless/
