On 8/18/2010 11:46 AM, Bill Smith wrote: > The building has a steel support structure, I'm sure. You will need to bond to > that as a start. > > Bill
An even better choice, yes. You should be able to clean off a spot and clamp to an I-beam. Make sure you get down to bare metal under the clamp. > > > ________________________________ > From: Eric Lemmon<wb6...@verizon.net> > To: Repeater-Builder@yahoogroups.com > Sent: Tue, August 17, 2010 11:30:03 PM > Subject: RE: [Repeater-Builder] Polyphaser Question > > Ray, > > I suggest that you obtain the most recent edition (2011) of NFPA 780, the > Standard for the Installation of Lightning Protection Systems, and install a > proper lightning protection system for your antenna and mast per that > document. It can be purchased for about $40, but you might find a copy in a > municipal library. > > Please be aware that installing an antenna atop a building that has no > lightning protection system installed may impose liability on you, if the > antenna is not protected by a proper system and a fire or other damage > occurs due to a lightning strike. In some landmark cases, the insurance > company declined to pay for damages resulting from a poorly-designed and/or > -installed LP system. Choose wisely... > > 73, Eric Lemmon WB6FLY > > > -----Original Message----- > From: Repeater-Builder@yahoogroups.com > [mailto:repeater-buil...@yahoogroups.com] On Behalf Of Ray Brown > Sent: Tuesday, August 17, 2010 8:55 PM > To: Repeater-Builder@yahoogroups.com > Subject: Re: [Repeater-Builder] Polyphaser Question > > > > What do you do when you want to install a small UHF linking repeater on > a 4-story building that has no lightning protection on its roof? (this is to > link an ambulance at a hospital to its base repeater 40 miles away) > >> From what I've heard, it may not be a good idea to hook it to the HVAC, > either. > > (sigh) > > Ray, KB0STN > > > > > > > > ------------------------------------ > > > > Yahoo! Groups Links > > > > http://docs.yahoo.com/info/terms/
