Loads around here too, some still in use. Some laying around on original spools, rusting away. Have pondered hooking up for Beverages.
I think I can beat his price :-) 73/Jon AA1K -----Original Message----- From: Topband [mailto:topband-boun...@contesting.com] On Behalf Of Jorge Diez - CX6VM Sent: Wednesday, April 15, 2015 2:27 PM To: 'Herbert Schoenbohm'; topband@contesting.com Subject: Re: Topband: radial wire size Really? They are selling that? I can find tons of this, let me know if someone interested hi hi hi -----Mensaje original----- De: Topband [mailto:topband-boun...@contesting.com] En nombre de Herbert Schoenbohm Enviado el: miércoles, 15 de abril de 2015 03:07 p.m. Para: topband@contesting.com Asunto: Re: Topband: radial wire size I just saw on eBay a 3' piece of barbed wire dated 1878 for sale for $9.78 which comes up to $3.26 per foot! I guess this stuff gets more valuable with age like some good Uruguayan wine.? http://www.ebay.com/itm/Vintage-Antique-3-foot-piece-of-Barbed-Wire-Barb-Wire-Barbwire-Bobbed-Old-/121567131845?pt=LH_DefaultDomain_0&hash=item1c4df738c5 Herb, KV4FZ On 4/15/2015 1:47 PM, Jorge Diez - CX6VM wrote: > Hi Herb > > Local price: > > #17 $16,65 per 100 mts (328ft) > #14 $30,32 per 100 mts (328ft) > > Not problem with thief actually at the farm, but will be very bad if > after 2 years the radials "disappear" because of the corrosion > > 73, > Jorge > > > -----Mensaje original----- > De: Topband [mailto:topband-boun...@contesting.com] En nombre de > Herbert Schoenbohm Enviado el: mi rcoles, 15 de abril de 2015 01:06 > p.m. > Para: topband@contesting.com > Asunto: Re: Topband: radial wire size > > From Home Depot > > > > $64.98 / roll > FARMGARD 1320 ft. 12-1/2 Gauge 2-Point Class I Barbed Wire > <http://www.homedepot.com/p/FARMGARD-1320-ft-12-1-2-Gauge-2-Point-Clas > s-I-Ba > rbed-Wire-317821A/202025609> > > > Model # 317821A > > > > On 4/15/2015 11:53 AM, Herbert Schoenbohm wrote: >> In AM broadcast installations the use of buried copper wire (bare) >> smaller than #10 is considered unacceptable. Here in the Caribbean >> cooper thieves have found radios stations a good source for black >> market copper wire and some stations replace thier systems with >> barbed wire which is harder to steal but very difficult to install. >> Depending upon the soil the ability to last more than a few years he >> use of such a solution is very questionable. >> >> >> Herb Schoenbohm, KV4FZ >> >> On 4/15/2015 11:43 AM, donov...@starpower.net wrote: >>> Hi Jorge, >>> >>> >>> Bill is almost correct, in most soils mechanical durability is the >>> only consideration for long term durability of copper wire, but out >>> of sight out of mind can be a big problem for radial systems in at >>> least two cases. >>> >>> >>> Galvanic corrosion will damage a buried radial system i f small (or >>> large!) >>> electrical currents flow from the shield of your coaxial cable into >>> your radial system. Of course, small diameter wire will fail more >>> quickly than heavier wire. This is not a trivial consideration >>> because in many installations the buried radial system has >>> significantly lower ground resistance than any other ground in your >>> home or in your station. You can determine if this is a problem in >>> your installation by using a milliammeter (or a common VOM) to check >>> for shield current. >>> >>> >>> Corrosive soils may damage a buried radial system. Fortunately most >>> soils are not corrosive for copper but there are important >>> exceptions, some examples are: >>> - soils with large quantities of organic matter, >>> - poorly drained soils such as wetlands, >>> - soils with a history of heavy agricultural use with farm animals >>> or fertilizers >>> - soils containing materials such as cinders or cinder blocks. >>> >>> >>> 73 >>> Frank >>> W3LPL >>> >>> >>> >>> >>> >>> >>> >>> ----- Original Message ----- >>> >>> From: "Bill Wichers" <bi...@waveform.net> >>> To: "Jorge Diez - CX6VM" <cx6vm.jo...@gmail.com>, "topband" >>> <topband@contesting.com> >>> Sent: Wednesday, April 15, 2015 2:27:01 PM >>> Subject: Re: Topband: radial wire size >>> >>> The only real difference when using reasonable-gauge sizes is in >>> physical durability. Electrically it makes little difference since >>> you effectively have a large number of radials in parallel so each >>> one carries only a relatively small percentage of the overall >>> current in the system. >>> >>> I use 18 gauge bare solid copper on my radials. I use that size >>> since I consider it a practical minimum in terms of physical >>> durability and I can get it for around $50/thousand feet from my >>> supplier (although they have a 5,000 foot minimum order). I've had >>> some 60+ radials in place for about 4-5 years without any problems. >>> Once the copper turns a dull-brown color after the first season it's >>> almost impossible to see on the ground. >>> >>> A lot of people use 14 gauge since that's a commonly available size >>> for building wire in the US. It's easy to get through "regular" >>> (hardware store) channels and it's strong. There isn't really any >>> electrical advantage to the heavier wire -- you won't notice any >>> difference in performance. >>> >>> I think you'll be fine with the #17 wire you have access to. Save >>> the money on the smaller radial wire and spend it somewhere else >>> where it will make more difference in your overall antenna system. >>> >>> -Bill >>> >>>> Hello >>>> >>>> >>>> >>>> Thinking in a 4 SQ, buried radials, 60 or more on each vertical >>>> >>>> >>>> >>>> What is the difference in performance between installing radial >>>> wire size >>>> #14 (2.08 mm2) or #17 (1.04 mm2) ? >>>> >>>> >>>> >>>> #14 is the size that DXE sell, so I think is a good size for >>>> radials. But what about #17? >>>> >>>> >>>> >>>> In $$$ is the half J, so want to know what I am loosing in >>>> performance, if any >>>> >>>> >>>> >>>> Thanks in advance >>>> >>>> >>>> >>>> 73, >>>> >>>> Jorge >>>> >>>> CX6VM/CW5W >>>> >>>> >>>> >>>> --- >>>> El software de antivirus Avast ha analizado este correo electr nico >>>> en busca de virus. >>>> http://www.avast.com >>>> _________________ >>>> Topband Reflector Archives - http://www.contesting.com/_topband >>> _________________ >>> Topband Reflector Archives - http://www.contesting.com/_topband >>> _________________ >>> Topband Reflector Archives - http://www.contesting.com/_topband >> _________________ >> Topband Reflector Archives - http://www.contesting.com/_topband > _________________ > Topband Reflector Archives - http://www.contesting.com/_topband > > > --- > El software de antivirus Avast ha analizado este correo electr nico en busca > de virus. > http://www.avast.com > > _________________ > Topband Reflector Archives - http://www.contesting.com/_topband _________________ Topband Reflector Archives - http://www.contesting.com/_topband --- El software de antivirus Avast ha analizado este correo electrónico en busca de virus. http://www.avast.com _________________ Topband Reflector Archives - http://www.contesting.com/_topband _________________ Topband Reflector Archives - http://www.contesting.com/_topband