[mythtv-users] How to make a DB4 TV antenna
Tom Lichti
redpepperracing at gmail.com
Fri Jan 9 16:12:19 UTC 2009
On Fri, Jan 9, 2009 at 11:05 AM, Brian Phillips <brian.phillips at gmx.net> wrote:
> Peter A. Daly wrote:
>> I was looking though my MythPVR.com logs a couple weeks ago, and saw
>> a lot of traffic to my How to make a TV antenna page.
>>
>> I was suprised, since it's not a page I had spent much time creating,
>> it was really more just a plug for an interesting YouTube video I
>> found.
>>
>> I decided it was time to do it right and spent some time researching
>> the topic to get consensus on the specific measurements and the best
>> way to do it.
>> I then drew up some instructions and created Google Sketchup based
>> diagrams.
>>
>> Since much of the search engine traffic doesn't really seem to be
>> MythTV related, although the topic is related to MythTV, I put the
>> updated howto on a new domain, TVAntennaPlans.com. In the two weeks
>> it has been up, the site has already seen 670 vistors, well beyond my
>> expectations.
>>
>> Check it out, and digg it if you like it.
>> http://www.tvantennaplans.com
>>
>
> The crossing wires on the 2x4 (as shown on the image) should probably be
> "insulated" and not "insulted". I don't think hurting their feelings will
> increase performance at all :P
>
> This antenna as specced is designed for UHF DTV. It works spectacularly.
> However, if you have DTV channels in the VHF band, this antenna will need to
> be made larger to effectively pick them up. I've built one, but all my
> channels are ~48 +-10. Have you had anyone write to you about not picking
> up channel 2 frequency assignment?
If you are looking to build your own antenna, check out these
sites/threads as well:
http://www.jedsoft.org/fun/antennas/dtv/gh.html
http://www.digitalhome.ca/forum/showthread.php?t=95898
http://www.digitalhome.ca/forum/showthread.php?t=96483
Tom
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