[Antennas] OCF Dipole

Charles Greene crgreene at cox.net
Mon Mar 3 07:28:45 EST 2008


Guys,

Try my design for a balun for an OCF 
antenna.  http://www.njqrp.org/balun/index.html  With a sealed 
plastic enclosure it weighs about the same as a ceramic dog bone 
insulator, and it has been tested for 500 watts.  Contact direct for 
additional info.

Chas W1CG

At 10:45 AM 3/2/2008, Ed Griffin wrote:
>When I looked at the cost of materials, especially for a good balun, 
>I ended up buying this one  http://hamcall.net/7bandocf.html.  This 
>was just before Field Day last year and time was growing short anyway.
>
>It's pricey and a little heavy because it's built so well.  It 
>worked perfectly, just as advertised.  If I were building one, I'd 
>use this one as a reference.
>
>Another link for info is http://www.packetradio.com/windom.htm
>
>73
>Ed
>
>
>At 05:55 AM 3/2/2008, you wrote:
>>I'm thinking of building an OCF, and would like some user feedback 
>>before I start this project. This will be a homebrew effort. Here 
>>is some of the info I would like to hear about.
>>
>>1. What balun did you use (4:1 6:1)
>>
>>2. How far from the short end did you place the balun.
>>
>>3. 2:1 SWR points without needing a tuner.
>>
>>4. Did it perform as expected.
>>
>>I've read some articles, there are 2 really excellent ones at the 
>>ARRL website.
>>
>>Any and all comments are appreciated. Thanks   73
>>
>>Ed W3NR
>>
>>
>>______________________________________________________________
>>Antennas mailing list
>>Home: http://mailman.qth.net/mailman/listinfo/antennas
>>Help: http://mailman.qth.net/mmfaq.html
>>Post: mailto:Antennas at mailman.qth.net
>
>
>______________________________________________________________
>Antennas mailing list
>Home: http://mailman.qth.net/mailman/listinfo/antennas
>Help: http://mailman.qth.net/mmfaq.html
>Post: mailto:Antennas at mailman.qth.net
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>



More information about the Antennas mailing list