Forum: TV Fool Discussion / Database Updates
4-Oct-2019, 10:29 PM
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Replies: 4
Views: 57,662
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Forum: Special Topics
29-Sep-2019, 10:25 PM
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Replies: 5
Views: 77,114
I can't think of any reason not to place...
I can't think of any reason not to place insulated wire against pipe or conduit. (I would caution against placing the mast or coax bonding conductor inside metal conduit though. The metal conduit...
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Forum: Special Topics
29-Sep-2019, 4:54 PM
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Replies: 5
Views: 77,114
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Forum: Special Topics
29-Sep-2019, 4:19 PM
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Replies: 5
Views: 77,114
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Forum: TV Fool Discussion / Database Updates
21-Sep-2019, 5:16 PM
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Replies: 4
Views: 57,662
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Forum: TV Fool Discussion / Database Updates
20-Sep-2019, 10:24 PM
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Replies: 4
Views: 57,662
Seattle Area KING-TV
It appears that KING-TV (Virt. Chans. 5.1, 5.2 & 5.3 -- Rea-CH 48) is operating at reduced power and/or on their auxiliary antenna. On 9/19/2019 I began seeing lower raw signal levels reported by my...
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Forum: Enthusiast's Exchange
12-Sep-2019, 11:06 PM
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Replies: 11
Views: 68,784
TheFu, Thanks for sharing this. Given the...
TheFu, Thanks for sharing this. Given the hardware transcoding capability of my HDHomeRun EXTEND
(Model: HDTC-2US), I had not considered the need for ffmpeg. Using either the command line or GUI to...
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Forum: Special Topics
25-Aug-2019, 2:48 AM
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Replies: 6
Views: 68,385
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Forum: Antennas
19-Aug-2019, 2:38 PM
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Replies: 49
Views: 280,453
Both...
In a typical residential area with...
Both...
In a typical residential area with above ground poles, you see one or more high voltage lines at the top of the pole. If you look closely, the pole mounted transformer is connected to one...
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Forum: Antennas
19-Aug-2019, 6:11 AM
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Replies: 41
Views: 227,915
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Forum: Help With Reception
17-Aug-2019, 5:43 PM
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Replies: 6
Views: 19,651
It appears that your area has an abundance of...
It appears that your area has an abundance of trees. I face the same problem here in the Northwest. Even though simulations predict noise margins for my stations of interest to be in the rage of +41...
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Forum: Antennas
13-Aug-2019, 12:09 AM
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Replies: 41
Views: 227,915
I need to get back up to speed with 4NEC2...
I need to get back up to speed with 4NEC2 still... But I expect to prove you right. There are a few things that can be done to broaden the frequency response of an antenna. The first that comes to...
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Forum: Help With Reception
12-Aug-2019, 1:38 AM
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Replies: 31
Views: 49,537
If the shades are plastic they will have no...
If the shades are plastic they will have no significant effect on the antenna performance. If they are metallic they will have quite a bit of effect which will be frequency dependent. If the distance...
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Forum: Antennas
12-Aug-2019, 1:06 AM
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Replies: 41
Views: 227,915
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Forum: Antennas
11-Aug-2019, 3:18 AM
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Replies: 49
Views: 280,453
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Forum: Antennas
11-Aug-2019, 3:05 AM
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Replies: 49
Views: 280,453
You are correct, the NEC makes reference to 25...
You are correct, the NEC makes reference to 25 ohms in 250.53 and requires an additional rod if that value is not achieved. Until a few years ago, the area I live in was so well known for poor ground...
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Forum: Antennas
11-Aug-2019, 2:48 AM
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Replies: 49
Views: 280,453
The traditional method of measuring ground rod...
The traditional method of measuring ground rod resistance has been the "Three Point Fall of Potential" (TPFP) though there are alternate methods as well. The cost of specialized equipment with...
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Forum: Help With Reception
10-Aug-2019, 10:15 PM
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Replies: 1
Views: 13,598
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Forum: Help With Reception
10-Aug-2019, 3:11 PM
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Replies: 16
Views: 29,266
As far as metric/imperial conversion is...
As far as metric/imperial conversion is concerned, I rely on the fact that exactly 25.4 mm = 1 inch... And there are plenty of online conversion calculators.
I expect that for the near future at...
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Forum: Help With Reception
9-Aug-2019, 6:48 PM
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Replies: 16
Views: 29,266
There are many dipole antenna calculators...
There are many dipole antenna calculators available on the web... Ex. http://www.westmountainradio.com/antenna_calculator.php?frequency=69
I also found this calculator that designs multi-element...
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Forum: Help With Reception
9-Aug-2019, 3:33 PM
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Replies: 16
Views: 29,266
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Forum: Antennas
9-Aug-2019, 5:58 AM
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Replies: 24
Views: 187,254
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Forum: Help With Reception
8-Aug-2019, 6:24 PM
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Replies: 16
Views: 29,266
I am an unpaid volunteer here at TVFool. I...
I am an unpaid volunteer here at TVFool. I honestly don't know any details re. the size of their staff and have to assume they simply have limited resources for keeping the database 100% current.
...
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Forum: Help With Reception
8-Aug-2019, 6:19 PM
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Replies: 16
Views: 29,266
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Forum: Help With Reception
7-Aug-2019, 5:36 PM
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Replies: 28
Views: 55,188
Re. Yagi style antennas in general (which the...
Re. Yagi style antennas in general (which the Y5-7-13 and ANT751 are examples of);
It's quite common to see antennas built with no insulator at the point the directors and reflector attach to the...
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