It's real handy and easy to use. Actually comes pretty darn close. You're very welcome
--- On Sun, 4/25/10, George <gueorg...@yahoo.com> wrote: From: George <gueorg...@yahoo.com> Subject: [Repeater-Builder] Re: how far To: Repeater-Builder@yahoogroups.com Date: Sunday, April 25, 2010, 8:20 AM Sir thank you very much! Everything makes sense in the calculation and the range seems real to me. It came out 8.8 miles usable range --- In Repeater-Builder@ yahoogroups. com, kevin valentino <kevinvalentino@ ...> wrote: > > Sent the program to George, Bon & Hal. > If anyone else wants a copy you can ask myself or them. Please do not post It > in a file section on any groups, (I look in those), It's copyrighted. >  > It's nothing fancy but does a fairly good job with some nice little utilities > to boot. Old as dirt but hey I did'nt pay for it either. >  > To the ones that get it, please let me know how you like it. I have another > that's great for calculating transformers and other such good junk. >  > Enjoy > > --- On Sat, 4/24/10, kevin valentino <kevinvalentino@ ...> wrote: > > > From: kevin valentino <kevinvalentino@ ...> > Subject: Re: [Repeater-Builder] Re: how far > To: Repeater-Builder@ yahoogroups. com > Date: Saturday, April 24, 2010, 10:31 PM > > >  > > > > > > > > Allright just found the darn program. Was on an older machine. Norton picks > up a virus, ARRGH, so i will remove it and send it to ypu. You can share this > amongst yourselves but I would appreciate if you DID NOT upload it to any > files section of ANY group , it is copyrighted. Back to removing the NYB, > wish me luck > > --- On Sat, 4/24/10, kevin valentino <kevinvalentino@ sbcglobal. net> wrote: > > > From: kevin valentino <kevinvalentino@ sbcglobal. net> > Subject: Re: [Repeater-Builder] Re: how far > To: Repeater-Builder@ yahoogroups. com > Date: Saturday, April 24, 2010, 9:00 PM > > >  > > > > > > OK there is a "cute" little program that actually comes fairly close to > calculating effective radio range based on height, power, line loss(has a > cable database), and frequency. Add the cavity losses in with the line loss. > Calculate the portable at 6 feet, unity gain, using worst case terrain type > scenario. I will send it to you. > > --- On Sat, 4/24/10, George <gueorg...@yahoo. com> wrote: > > > From: George <gueorg...@yahoo. com> > Subject: [Repeater-Builder] Re: how far > To: Repeater-Builder@ yahoogroups. com > Date: Saturday, April 24, 2010, 8:43 PM > > >  > > ok the antenna is from cell site 14dbm 4-element in a plastic housing, the > amplifier is 600 watts capable linear mosfet 8element hybrid splitters and > combiners... but the power supply is up to 65 ampers at 24 volts, driven by a > "C" class 130 watt amplifier. the antenna is not on a commercial tower (no > luck here). 20 feet above the house. the line is heliax andrew semi-rigid. > the repeater is in the attic and the line is 30feet. the duplexer is celwave > doesn't like more than 450 watts in. > > --- In Repeater-Builder@ yahoogroups. com, kevin valentino <kevinvalentino@ > ...> wrote: > > > > Any approximation would depend on the repeater antenna height and the > > terrain of the area. > > I would hate to see the price tag on an 800MHZ 450W amplifier :-) > > I do mean literally "approximation. " Many factors come into play. > > Especially at high frequencies. > > The length and type of the antenna feedline, gain of antenna used, etc. > > --- On Sat, 4/24/10, George <gueorgui2@ ..> wrote: > > > > > > From: George <gueorgui2@ ..> > > Subject: [Repeater-Builder] how far > > To: Repeater-Builder@ yahoogroups. com > > Date: Saturday, April 24, 2010, 7:24 PM > > > > > >  > > > > > > > > what is the range of a 800mhz handheld 4watts with msf5000 repeater > > 450watts on the antena > > >
