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#1
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Original Message was :
Matching Coax Impedance: To Receiver or To Antenna ? http://groups.google.com/group/rec.r...b9cf853fc47490 On Mar 3, 6:02 am, dave wrote: - So does a home made one for $10. - http://users.belgacom.net/hamradio/s...Balun_MLB..htm - The RFS is way overpriced. RFS = RF-Systems [NL] With respect to 'other' 9:1 Matching Transformers designed for "Receive Only" Shortwave Radio Listening (SWL) use : That would be a : YES. - If you're going to spend that kind of money - get something not made by communists, Dave -fwiw- the RF-Systems Magnetic Longwire Balun (MLB) is made by RF-Systems [NL] "The Netherlands" a Member of the EU and a Memeber of NATO too. http://www.rf-systems.nl/Contact.html http://en.wikipedia.org/wiki/Netherlands The Netherlands is a Parliamentary Democracy coupled to a Constitutional Monarchy which is far from being Communists : Socialist Yes -but- Communist NO. - e.g. a Palomar MLB-1. The Magnetic Longwire Balun (MLB-1) which is Priced at US$50 plus US$8 for S&H a US$17 Savings. http://www.palomar-engineers.com/MLB-1/mlb-1.html -by- Palomar-Engineers Robert 11, There are Better Lower Cost Alternatives to the RF Systems Magnetic Longwire Balun (MLB) In general I would agree with Dave; that for it relative High Cost of around US$75 the RF Systems Magnetic Longwire Balun (MLB) is overpriced in the Market Place for a "Receive Only" Matching Transfromer for Shortwave Radio Listening (SWL). http://www.universal-radio.com/catalog/sw_ant/1484.html The Par Electronics End-Fed Short Wave Antenna (EF-SWL) sells for US$10 less and you get both the "Receive Only" Matching and the 45 Foot AWG # 14 Flex-Weave Antenna Wire made of 168 Strands of # 36 Gauge woven Copper Wire with a Black Polyethylene Coating @ US$65. http://www.grove-ent.com/ANT8.html http://www.universal-radio.com/catalog/sw_ant/2205.html The WinRadio LWA-0130 Long Wire Antenna Adapter is also a "Receive Only" Matching Transfromer for Shortwave Radio Listening (SWL) and sells for US$40 {US$35 Savings ![]() http://www.grove-ent.com/WR0130.html With that Savings you could buy your Coax Cable and Wire Antenna Element. This eBay Seller "NW Antennas" in Canada makes a 40 Foot long Single Wire End-Fed Antenna coupled to a Dual-Core Matching Transformer for a Buy-it-Now Price of US$39 plus S&H of US$16 = Total US$55 and that is a US$20 Savings. http://cgi.ebay.com/_W0QQitemZ260215175497 http://myworld.ebay.com/nwantennas/ With that Savings you could buy your Coax Cable. Another eBay Seller "Low-Bander" in the USA makes an 80 Foot long "Super Longwire All Band Shortwave Antenna that comes with a 9:1 Balun {Matching Transformer} plus 50 Feet of Coax Cable with a PL-259 Plug to connect to your Radio for a Buy-it-Now Price of US$33 plus S&H of US$10 = Total US$43 and that is a US$32 Savings. It is a 'complete' Shortwave Antenna System All-in-One ! http://cgi.ebay.com/_W0QQitemZ180218553370 http://myworld.ebay.com/lowbander/ All you have to do is Rig-It and just add a Ground Rod and Ground Wire. CAUTION -Safety Note- All Outside Wire Shortwave Radio Listening (SWL) Antennas that are 'connected' to your Radios, Receivers and Radio Shack Equipment should be well {earthen} Grounded* either at the Antenna; somewhere along the Feed-in-Line; or in the Radio Shack. * Check-Out : Good Ground = Great Signals http://www.hard-core-dx.com/nordicdx...und/index.html -hosted by- Hard Core DX .Com |
#2
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"Secrets of the Universe Revealed" a Look-in-Side
the RF Systems Magnetic Longwire Balun (MLB) http://www.remeeus.eu/english/hamradio/mlb.htm X-Rays and A-Lot-More . . . ~ RHF |
#3
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I got one. Works great! Installed easily.
the Ten-Tec RX340 is over priced too, but I would still like to have one. -- Brian Denley http://home.comcast.net/~b.denley/index.html "RHF" wrote in message ... Original Message was : Matching Coax Impedance: To Receiver or To Antenna ? http://groups.google.com/group/rec.r...b9cf853fc47490 On Mar 3, 6:02 am, dave wrote: - So does a home made one for $10. - http://users.belgacom.net/hamradio/s...0Balun_MLB.htm - The RFS is way overpriced. |
#4
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When the RF Systems MLB first came out some years ago, a mate of mine
bought one. I couldn't wait to test it against the homebrew matching transformers (9:1) that a ham had made for me. I and a couple of other lads did comprehensive testing between the homebrew MLB's and the fancy expensive RF Systems one. We could hardly tell any difference between our el cheapo's (about $5) and the RF systems, with a bit of a bias towards ours being better. If you are the least bit handy roll your own. John Plimmer, Montagu, Western Cape Province, South Africa South 33 d 47 m 32 s, East 20 d 07 m 32 s RX Icom IC-756 PRO III with MW mods Drake SW8 & ERGO software Sony 7600D, GE SRIII, Redsun RP2100 BW XCR 30, Sangean 803A. Antenna's RF Systems DX 1 Pro Mk II, Datong AD-270 Kiwa MW Loop, PAORDT Roelof mini-whip http://www.dxing.info/about/dxers/plimmer.dx On Mar 5, 1:26*pm, RHF wrote: Original Message was : Matching Coax Impedance: To Receiver or To Antenna ?http://groups.google.com/group/rec.r...b9cf853fc47490 On Mar 3, 6:02 am, dave wrote: - So does a home made one for $10. -http://users.belgacom.net/hamradio/schemas/Magnetic%20Longwire%20Balu... - The RFS is way overpriced. RFS = RF-Systems [NL] With respect to 'other' 9:1 Matching Transformers designed for "Receive Only" Shortwave Radio Listening (SWL) use : That would be a : YES. - If you're going to spend that kind of money - get something not made by communists, Dave -fwiw- the RF-Systems Magnetic Longwire Balun (MLB) is made by RF-Systems [NL] "The Netherlands" a Member of the EU and a Memeber of NATO too.http://www.rf-systems.nl/Contact.htm...ki/Netherlands The Netherlands is a Parliamentary Democracy coupled to a Constitutional Monarchy which is far from being Communists : Socialist Yes -but- Communist NO. - e.g. a Palomar MLB-1. The Magnetic Longwire Balun (MLB-1) which is Priced at US$50 plus US$8 for S&H a US$17 Savings.http://www.palomar-engineers.com/MLB-1/mlb-1.html -by- Palomar-Engineers Robert 11, There are Better Lower Cost Alternatives to the RF Systems Magnetic Longwire Balun (MLB) In general I would agree with Dave; that for it relative High Cost of around US$75 the RF Systems Magnetic Longwire Balun (MLB) is overpriced in the Market Place for a "Receive Only" Matching Transfromer for Shortwave Radio Listening (SWL).http://www.universal-radio..com/cata..._ant/1484.html The Par Electronics End-Fed Short Wave Antenna (EF-SWL) sells for US$10 less and you get both the "Receive Only" Matching and the 45 Foot AWG # 14 Flex-Weave Antenna Wire made of 168 Strands of *# 36 Gauge woven Copper Wire with a Black Polyethylene Coating @ US$65.http://www.grove-ent.com/ANT8.htmlht..._ant/2205.html The WinRadio LWA-0130 Long Wire Antenna Adapter is also a "Receive Only" Matching Transfromer for Shortwave Radio Listening (SWL) and sells for US$40 {US$35 Savings ![]() With that Savings you could buy your Coax Cable and Wire Antenna Element. This eBay Seller "NW Antennas" in Canada makes a 40 Foot long Single Wire End-Fed Antenna coupled to a Dual-Core Matching Transformer for a Buy-it-Now Price of US$39 plus S&H of US$16 = Total US$55 and that is a US$20 Savings.http://cgi.ebay.com/_W0QQitemZ260215...om/nwantennas/ With that Savings you could buy your Coax Cable. Another eBay Seller "Low-Bander" in the USA makes an 80 Foot long "Super Longwire All Band Shortwave Antenna that comes with a 9:1 Balun {Matching Transformer} plus 50 Feet of Coax Cable with a PL-259 Plug to connect to your Radio for a Buy-it-Now Price of US$33 plus S&H of US$10 = Total US$43 and that is a US$32 Savings. It is a 'complete' Shortwave Antenna System All-in-One !http://cgi.ebay.com/_W0QQitemZ180218...com/lowbander/ All you have to do is Rig-It and just add a Ground Rod and Ground Wire. CAUTION -Safety Note- All Outside Wire Shortwave Radio Listening (SWL) Antennas that are 'connected' to your Radios, Receivers and Radio Shack Equipment should be well {earthen} Grounded* either at the Antenna; somewhere along the Feed-in-Line; or in the Radio Shack. * Check-Out : Good Ground = Great Signalshttp://www.hard-core-dx.com/nordicdx/antenna/ground/index.html -hosted by- Hard Core DX .Com *. *. shamelessly promoting my swl antenna & qsl groups : this is 'radio high frequency' and as always - iane ~ RHF *{pomkia} *. Shortwave Listener (SWL) Antennas Group =http://tinyurl.com/ogvcf GoTo =http://groups.yahoo.com/group/Shortwave-SWL-Antenna/ The SWL Antenna Discussion Group =http://tinyurl.com/ogvcf Shortwave Listener (SWL) Antenna HELP =http://tinyurl.com/ogvcf Shortwave Listener (SWL) Antenna NEWS =http://tinyurl.com/ogvcf Shortwave Listener (SWL) Antenna INFO =http://tinyurl.com/ogvcf * * * All Are Welcome : Including ELMERS and 'Want-to-be-Elmers' plus plain old "Mister-Know-It-Alls"; and even those Newbees with "I Know This Is A Really Dumb Question - But _ _ _ _ _ _ _ _ " *. Shortwave Radio Listener QSL Reports News & Info Grouphttp://groups.google..com/group/shortwave-listener-qsl-reports Read & Post Your Shortwave Listener (SWL) Reception Reports SWL-QSL-REPORTS =http://tinyurl.com/3awlyr *. The Shortwave Listener's Blessing : SWL BLESSING =http://tinyurl.com/s2bjm May You Never Tire of Listening to the Radio and Always have Strong Signals and Noise Free Reception ~ RHF {ibid}http://groups.yahoo.com/group/Shortw...a/message/9233 *. Tous Sont Bienvenus ! - - - Groupe par Radio d'auditeur d'onde courte pour des Antennes de SWLhttp://groups.yahoo.com/group/Shortwave-SWL-Antenna/ *. Alle Sind Willkommen ! - - - Shortwave Radiozuhörer Gruppe für SWL Antennenhttp://groups.yahoo.com/group/Shortwave-SWL-Antenna/ *. Tutti Sono Benvenuti ! - - - Gruppo Radiofonico dell'ascoltatore di onda corta per le Antenne di SWLhttp://groups.yahoo.com/group/Shortwave-SWL-Antenna/ *. Todos São Bem-vindos ! - - - Grupo de Rádio do ouvinte do Shortwave para Antenas de SWLhttp://groups.yahoo.com/group/Shortwave-SWL-Antenna/ *. ¡Todos Son Agradables! - - - Grupo de Radio del oyente de la onda corta para las Antenas de SWLhttp://groups.yahoo.com/group/Shortwave-SWL-Antenna/ *. = = = = Plain Old American-English Translation = = = = All are Welcome - - - To Join the Shortwave Listeners (SWL) Antenna Group on YAHOO !http://groups.yahoo.com/group/Shortwave-SWL-Antenna/ *. *| *| *| / \ .......!....... |
#5
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Awwwwwww,,, I am fixin to go and email talk to my little girlfriend in
Budapest. cuhulin |
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