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Awesome! Thanks to all for your contributions so far! I'll certainly have more questions in the weeks to come. (I am, though, a little surprised to have not heard from Flint, yet. Come on, Paul. I know you're an old radio guy, I've seen your CV... ;-)) Cheers, - -sth sam hooker|[email protected]|http://www.noiseplant.com Are you satisfied? ([y]/n): - ----- Original Message ----- > On 04/14/2011 04:58 PM, Anthony Carrico wrote: > > I live in a very tricky area for reception, but I built an antenna > > and > > it works great. I'll post details later. Until then... > > > > ... as promised: > > http://memebeam.org/acarrico/photos/stock/antenna.jpg > > It is big and ugly, but it works. > > The design is John E. Davis's revisions [1], of the Gray-Hoverman > antenna design [2]. I used his GH4 Parameters for my antenna. > > [1] http://www.jedsoft.org/fun/antennas/dtv/gh.html > [2] http://www.digitalhome.ca/ota/superantenna/index.htm > > I live on the wrong side of a line of hills which block the > transmitters, and probably too far south, but this antenna grabs the > signals through whatever little notch it can find. I think we get > everything. > > As you can see in the picture, I used blue foam to provide structure > and > part of the gap between the ground plane and the main elements. This > seems like a good way to keep the geometry flat to stabilize > everything, > but it wouldn't work outside in the wind. > > * put nails in a 2x6 to define the geometry of an element > * strip and straighten the heaviest wire you can find in the basement > * zig-zagged it around the form (make two) > * clip the ends to length > * strip more wire and cut the ground plane elements to length > * install everything in their precise locations > * solder a matching transformer to the main elements > * point the thing in the general direction of the transmitter [3] > * run a length of cable from the transformer to the TV > * watch in amazement as your TV pops to life when you merely APPROACH > the its jack with the cable (even if you had no luck with commercial > antennas). > > I have it indoors on the second floor pointing through the wall under > a > metal roof--not exactly the best arrangement, but this antenna can > perform. > > I'm using a old fashioned TV with a converter box, but I'm slowly > trying > to get a HDHomeRun on the network. I've run CAT6 from a patch panel in > the basement to the wall near the antenna, but no keystone jack on it > yet. Soon. > > Now for the bad news: the only thing worth watching is Roy Underhill's > Woodwright's Shop (PBS create at 4:30 TuTh), and Sherlock Holmes (used > to be Saturday nights at 9 on PBS proper, but I haven't seen it in a > while), the various NOVA spinoffs, Curious George, etc., and the > Olympics if you can stomach the omnipresent corporate sponsors. > > Goodluck! > > [1] http://www.jedsoft.org/fun/antennas/dtv/gh.html > [2] http://www.digitalhome.ca/ota/superantenna/index.htm > [3] http://www.antennaweb.org/aw/welcome.asp > > -- > Anthony Carrico -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (Darwin) Comment: Use GnuPG with Firefox : http://getfiregpg.org (Version: 0.8) iQIcBAEBCgAGBQJNp9xEAAoJEPoh2/xXOP2jaL4QAJOwG4eSqm83pwSz67gszhpU D4O0k39ad9w8TEIi7pBJorQb1AmccqRbTADoYPAWiO35mpoRKMICHLl/FnVf/PsT y98WyUxJfIyWs5r25B7DlEIvWaQiJupKPlO1wZLwbcWRU0id1lVBE/QAJs85Oq7e mfa+ANyb4Bt9pU5uoMnQD4yOazwa84bRNX/mAF8+0uVY0u/j6A6m5LpQnmXMUp0b cA6AP6o/jusXBV/gsuQA/o99D5K9PtFZKs85qAFBQXfdBu+sr0CWKOC5tB/DlUMD Ap9Cyozf0yvOKltA+Lq5e9i2Ce0V1SuOrDbmJ3aQsNqDVnwcBYESNbKN7QuW1t/q y9wb28b5BD2gxwTQFc4OezNZGpRBF7HiVqhCynGLhcU3wWouAZtbHZkznPiWnL8E /jdGGnp3S6APQl1faOJPFvyUgX1jFmEmkQZeivEynR0Bd0oYApOT426ZLiBprQQo 3Q6UuqA1F9yaIglzbo2XiWdW/wylvNxe8Otw0HUdvkzGEQ4s4K/98idBtp3tCwO1 UOU3bElWVVpXl7KfK+V7Cevz4CMN5BD9er0ZnhmkRlWUUhJTv4eXI1yAPozR/ir9 cyNFGzs5L1RKDasIEg4PsGw5ojZ4dGarpnaiRntYBm+lQt0i0Joh/K94kcPnu4Ct 6DS3vbH0CbPqZbtPlMvm =OABs -----END PGP SIGNATURE-----
