Home |
Search |
Today's Posts |
#1
![]() |
|||
|
|||
![]()
YODAR,
Yes using common twin-wire Power "Zip Cord" or Speaker Wire "Dipole" Antenna {Doublet Aerial} is very simple to make and easy to rig. A 50-100 Foot piece of this Paired Wire Bundle can be transformer into a very basic Shortwave Listening (SWL) Antenna which is 'balance' and requires NO Ground. Dipole Antenna {Doublet Aerial} make from Power "Zip Cord" or Speaker Wire and . . . More 'About' the Doublet Antenna. http://groups.yahoo.com/group/Shortw.../message/12308 READ - Part # 1 - The Simplest Shortwave Listener (SWL) Antennas That I Know Of . . . http://groups.yahoo.com/group/Shortw...a/message/9894 Read About - "The Doublet Aerial" -by- G4NSJ http://www.g4nsj.co.uk/balance.shtml - - - Look at the bottom-middle of the webpage. What is a Doublet Aerial ? What should the Aerial below be called? Basically, it's in the form of a Dipole Fed with a balanced feeder. This is what I've gleaned from scouring the Internet... Read - WATTS IS A NAME ! -by- G0EVW http://www.g3sds.org.uk/dipole.htm WHAT IS A DIPOLE ? WHAT ABOUT THE DOUBLET ? THE FULL WAVE DIPOLE ! MFJ makes a Dipole Antenna called a "Doublet" Antenna which covers 160-M through 6-M Model # MFJ-1777 http://cgi.ebay.com/_W0QQitemZ290084541619QQihZ019QQ http://www.mfjenterprises.com/produc...rodid=MFJ-1777 Read - Elementary "Doublet" -aka- Dipole Antenna http://en.wikipedia.org/wiki/Dipole_antenna Read - NorCal Doublet Antenna -by- Doug Hendricks [KI6DS] http://www.norcalqrp.org/norcaldoublet.htm The Key Part is 50 Feet of 4-Stranded Computer Cable. http://www.norcalqrp.org/files/NorCalDoubletAntenna.pdf Why there is even "The Double-Doublet Receiving Antenna" http://pws.prserv.net/varney/ias/double-doublet.htm Referencing the Philco Training Manual - Antennas - Antenna Series Vol. 1, Circa 1956. This appears to be a larger Flat-Top Dipole Antenna with a smaller Inverted "V" Antenna place under it. Here is an eBay Listing to a Copy of the 'E H Scott' All-Wave Super Antenna System -Circa 1934- which would appear to be a Double-Doublet {Flat-over-Inverted "V"} Antenna = http://cgi.ebay.com/_W0QQitemZ320084331815 The "Field-Friendly Doublet" Antenna with Notes on Related Designs -by- Charlie Lofgren [W6JJZ] FFD ANTENNA = http://tinyurl.com/25wow9 http://www.arsqrp.com/ars/pages/back..._text/ffd.html The All Band "HF" Doublet Antenna http://www.hamuniverse.com/hfdoublet.html Keeping It Simple And Practical {KISAP} - iane ~ RHF {pomkia} { Cause we don't call no-one Stupid :-} . . .. . = = = In , = = = Yodar cz52_99@... wrote: http://groups.yahoo.com/group/Shortw.../message/12290 - - In my Ute, Years ago that antenna caught my eye - I believe in an old ARRL handbook. - - Dad said get up in the attic and string this: - twinlead zipped down the middle ,one leg goes - to the east end of ther attic, one end goes to - the west end of the attic, bring the unzipped - twin lead down thru the closset dry-wall to yer - radio, cut it to fit, paint it to match. - It was an inverted Vee with the unzipped twinlead - originated in the middle. - - I have since, done the same with TWO slinkies - forming the legs, united at the middle with - RG-8-U scavenged from another project. - - I believe in K.I.S.S. That radio shack antenna - I am sure will work, but when you are listening - and not receiving, a simple "war" is good enuf - fer gummint work MANY times. - - Its the war that counts - - yodar - - I listeded to stations from 80M to 11 M for years - with that antenna. - . . 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 _ _ _ _ _ _ _ _ " . 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 SWL http://groups.yahoo.com/group/Shortwave-SWL-Antenna/ . Alle Sind Willkommen ! - - - Shortwave Radiozuhörer Gruppe für SWL Antennen http://groups.yahoo.com/group/Shortwave-SWL-Antenna/ . Tutti Sono Benvenuti ! - - - Gruppo Radiofonico dell'ascoltatore di onda corta per le Antenne di SWL http://groups.yahoo.com/group/Shortwave-SWL-Antenna/ . Todos São Bem-vindos ! - - - Grupo de Rádio do ouvinte do Shortwave para Antenas de SWL http://groups.yahoo.com/group/Shortwave-SWL-Antenna/ . Все *адушны ! - - - Группа оператора на приеме коротковолнового диапазона Radio для Aнтенн SWL http://groups.yahoo.com/group/Shortwave-SWL-Antenna/ . ¡Todos Son Agradables! - - - Grupo de Radio del oyente de la onda corta para las Antenas de SWL http://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/ . | | | / \ ........!....... |
#2
![]() |
|||
|
|||
![]()
On 21 Feb 2007 01:09:41 -0800, "RHF"
wrote in .com: Here is an eBay Listing to a Copy of the 'E H Scott' All-Wave Super Antenna System -Circa 1934- which would appear to be a Double-Doublet {Flat-over-Inverted "V"} Antenna If you'd like a copy of that four page document, let me know. The file size of each page is about 3MB, so I can reduce them for you, or you'll have to have a mailbox big enough to hold ~10MB. Regards, Larry Dighera |
Reply |
Thread Tools | Search this Thread |
Display Modes | |
|
|