Ya, I've been doing the same whenever possible. LOL, I dont know if its Murphy or not but those towers never give me any trouble once the radio is at ground level! -RickG
On Thu, Oct 29, 2009 at 10:30 PM, Marlon K. Schafer <o...@odessaoffice.com> wrote: > How high is the tower this is all on? > > If you run the calcs for line loss, even at 5 gig, up to 100' of coax isn't > horrible much of the time. I'm putting more and more radios back on the > ground these days. > > LMR 600 or 900 can pay for it's self in a climb or two. > > laters, > marlon > > ----- Original Message ----- > From: "Mike" <m...@aweiowa.com> > To: "WISPA General List" <wireless@wispa.org> > Sent: Thursday, October 29, 2009 6:04 PM > Subject: [WISPA] Fault tolerant tower deployment > > >>I have been thinking of putting together a fully fault tolerant tower >>setup. >> >> 1 antenna; two radios. Separate CAT5, separate box. If one radio >> failed, the other would come on-line. The replacement climb would be >> taken out of the EMERGENCY category. >> >> A complete system would be a 3) 5.8 120 degree sectors, plus 3) 2.4 >> (or 900 MHz) degree sectors. 6) small waterproof enclosures would >> contain a router and one of each radio. >> >> I know on some of the MT router boards there is a fan header that >> could be used to energize a relay. Microwave relays are readily >> available and have acceptable insertion loss. Would a stripline >> divider like Cameron suggested in another thread be the answer >> instead? Passive solutions are always better. If the antennas were >> dual-band, wind load on a tower could really be lowered. Besides >> redundancy, consolidating wind load would be my goal. >> >> Has anybody done anything like this? Can't seem to find any on the net. >> >> Am I mad? Mike >> >> >> >> >> -------------------------------------------------------------------------------- >> WISPA Wants You! Join today! >> http://signup.wispa.org/ >> -------------------------------------------------------------------------------- >> >> WISPA Wireless List: wireless@wispa.org >> >> 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: wireless@wispa.org > > 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: wireless@wispa.org Subscribe/Unsubscribe: http://lists.wispa.org/mailman/listinfo/wireless Archives: http://lists.wispa.org/pipermail/wireless/
