I found now a program which calculate 5 el LPDA I will try and test it for 5 mhz to 22 Mhz 73s Rag LA6FJA _______________________________________________ _____________________________________________
Hi why not try a extended Double Zepp Antenna ? I used one for many years with 450 ohm ladder, mine was 2 x 65 ' and I wound a coil on each end on 3" PVC. this coil was wide space with 6mm2 electrica
I forgot the link to one of this antennas. http://www.pcs-electronics.com/wire-antenna-gorden-vmg5rvm-16010-meters-p-732.html 73s Rag LA6FJA _______________________________________________ __________
Hi Does anyone know how many LBS/KG a winch for a versa tower should be rated for a 80 ft tower? I have seen two electric winches on market One 9000lbs( 3629 kg) One 3000lbs (1360 kg) What is recomme
Hi Guys I been searching around the internet now for a while, I am about to build a 80m 4 square and and to cut coax for it. I am going to use black RG11 coax. I have a MFJ 259B to measure velocity f
Hi I have plans to make a 4 to 6 element yagi for 20 or 40m since I have pretty lot of aluminum tubes and parts in stock. Have any other made a mono-band yagi with dual-driven element like the such l
Thanks for feedback Dave, Was there a big difference between the 5 or 6 el ???? Ok, about the bandwidth of dual driven. 73 LA6FJA Rag --Opprinnelig melding-- Fra: towertalk-bounces@contesting.com [ma
Hi I am planning to buy a new rotor for my Mosley PRO-67B, I have today a Emotator with 2,0 SqM loadarea What is recommended? Model Wind Load area (SqM) Rot tor (Kg/cm) Braking torque (Kg/cm) Vertica
Hi I have made a set of coaxstubs for bandpass filter, but it is not enough attunation.. Is it normal with 20-30 db attunation ?? We had big problems during WPX SSB as LN5O we experienced that the st
Hi all is mounted into a small painting box. Different bands have multiple stubs to null to different bands. It is placed about 10-15 ft from the rigs, but I dont have cable between the stubs as I ha
Ok, I will try to make two of them in serial. Did you use any recommended spacing between them ? 73 LA6FJA Rag --Opprinnelig melding-- Fra: leewical@lava.net [mailto:leewical@lava.net] Sendt: 30. mar
Hi I ordered it :) let see if we can do some changes to perform better in 2 radio contesting. 73 LA6FJA Rag _______________________________________________ ___________________________________________
Hi Can anyone help LA7GNA to indentify a old yagi ? Pictures on LA contest Forum http://www.contesting.no/forum/viewtopic.php?f=17 <http://www.contesting.no/forum/viewtopic.php?f=17&t=525&p=1889#p188
Thanks for your help :) 73s de LA6FJA Rag --Opprinnelig melding-- Fra: Doug Westacott [mailto:ve6pr@canada.com] Sendt: 14. mai 2010 04:57 Til: Stein Roar Brobakken; 'Tower and HF antenna construction
Hi I found a nice article YCCC's webpage about a 10/15M Dual band Feed 26-foot boom yagi made of K1NQ, David. http://www.yccc.org/Articles/Antennas/K1NQ/K1NQ-1015yagi_1.pdf Does anyone here have trie
Hi After more studies.. I understood the setup. Sorry for disturbing. If anyone have further info about their experience about it I am happy to receive info on PM la6fja@gmail.com 73 LA6FJA Rag Fra:
Check out this one http://www.geocities.jp/ja6hic/ant/zl/ezl.html 73 LA6FJA Rag --Opprinnelig melding-- Fra: towertalk-bounces@contesting.com [mailto:towertalk-bounces@contesting.com] På vegne av k3h
Hi Have anyone tried Maltese quad for 40m before ?? <http://www.infoark.org/InfoArk/Science-Engineering/Radio/Antennas/Pfeiffer% 20Quad%20Antenna%20System-Pfeiffer_1994-03.pdf> http://www.infoark.org
Hi does anyone have ideas sizes for a H frame for 4-5 el yagies for 10 m and 15m ? is it 1/2 wl , 3/4 wl or 1 wl spacing ?? I saw one from http://www.arraysolutions.com/Users/h2a.jpg Arraysollution f
I have a lot of aluminium tubes which fits for short boom yagi for 10 and 15. Long boom is not good with heavy snow and icing in norway. Why would anyone want to do this, instead of the conventional