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Search: Posts Made By: rickbb
Forum: Antennas 22-Sep-2015, 12:54 PM
Replies: 22
Views: 78,237
Posted By rickbb
Check out this page by forum member holl_ands. ...

Check out this page by forum member holl_ands.

http://imageevent.com/holl_ands/omni;jsessionid=bf4brqgik1.goose_s

He has some VHF designs using high surface area. Trapezoids called the goal...
Forum: Help With Reception 21-Sep-2015, 7:52 PM
Replies: 35
Views: 51,972
Posted By rickbb
I don't think you will need a pre-amp, your...

I don't think you will need a pre-amp, your signals are strong and the towers so close it may do more harm that good.

But you are putting the antenna in the attic, so it's try and see. I'd try...
Forum: Help With Reception 11-Sep-2015, 1:23 PM
Replies: 4
Views: 13,839
Posted By rickbb
Yes I understand the null zone, but my comment...

Yes I understand the null zone, but my comment was based on my situation. I have a similar 90 degree apart transmitter issue and was able to tune in both directions by aiming my 4 bay about 20...
Forum: Help With Reception 10-Sep-2015, 1:59 PM
Replies: 1
Views: 12,567
Posted By rickbb
Good news, bad news. Bad news is you are...

Good news, bad news.

Bad news is you are down in a shadow from the towers.

Good news, the transmitters are close and strong. And they are all from one direction.

You will need an outdoor...
Forum: Help With Reception 10-Sep-2015, 1:34 PM
Replies: 4
Views: 13,839
Posted By rickbb
Problem 1, bow ties are highly directional and do...

Problem 1, bow ties are highly directional and do best when aimed directly at the transmitter tower(s).

Your 2 main directions to receive signals are almost 90 degrees apart, which means you will...
Forum: Help With Reception 8-Sep-2015, 1:34 PM
Replies: 55
Views: 158,606
Posted By rickbb
Looks like if you just add another 200 feet to...

Looks like if you just add another 200 feet to your mast you'll have it nailed. lol
Forum: Help With Reception 8-Sep-2015, 1:22 PM
Replies: 43
Views: 71,761
Posted By rickbb
You should jump on that, or put up a gable end...

You should jump on that, or put up a gable end mast pole mounting system with 15 to 20 feet of mast and guy wires on your roof. Add a "real" antenna and you may be surprised at what you can pick up. ...
Forum: Help With Reception 1-Sep-2015, 2:13 PM
Replies: 43
Views: 71,761
Posted By rickbb
It would certainly be much less expensive to try...

It would certainly be much less expensive to try a roof mount first. All you'd be out is the cost of the mount and a mast pole.
Forum: Help With Reception 1-Sep-2015, 1:51 PM
Replies: 8
Views: 19,159
Posted By rickbb
And my wife thinks I'm a DIY nut case. Yours must...

And my wife thinks I'm a DIY nut case. Yours must be a saint. :)
Forum: Help With Reception 31-Aug-2015, 6:15 PM
Replies: 15
Views: 22,725
Posted By rickbb
It's amazing at the sources of and the effects of...

It's amazing at the sources of and the effects of RF interference.

I visited the large radio telescope in Greenbank WV a couple of years back and they won't allow anyone to have WiFi or a cell...
Forum: Help With Reception 28-Aug-2015, 6:35 PM
Replies: 43
Views: 71,761
Posted By rickbb
Picking the ABC from 70 miles to show to the...

Picking the ABC from 70 miles to show to the profile shows you down in a RF shadow. Not looking good to get that channel. Might be why your neighbors have 30 to 40 towers.

Transmitter Profile...
Forum: Help With Reception 28-Aug-2015, 2:01 PM
Replies: 26
Views: 31,426
Posted By rickbb
What did the living room get without the pre-amp?...

What did the living room get without the pre-amp?

If you are barely getting enough signal with the pre-amp it is possible that 35 feet of cable could be losing enough, or introducing enough noise...
Forum: Help With Reception 28-Aug-2015, 1:52 PM
Replies: 43
Views: 71,761
Posted By rickbb
Generally speaking higher is better, there are...

Generally speaking higher is better, there are exceptions and sometimes you need to move the antenna around AND up and down to find that sweet spot.

I don't know anything about that antenna, but...
Forum: Help With Reception 28-Aug-2015, 1:45 PM
Replies: 1
Views: 11,817
Posted By rickbb
None that I know of. Free local channels are...

None that I know of. Free local channels are called OTA, (Over The Air).

Just put up an old fashioned antenna is all you need. No dish required.
Forum: Help With Reception 26-Aug-2015, 2:45 PM
Replies: 18
Views: 28,762
Posted By rickbb
No, lets start over. Coax has it's own built...

No, lets start over.

Coax has it's own built in ground wire, it's called shielding. A coax ground block looks like this;

http://ecx.images-amazon.com/images/I/41w5%2B5iDdjL.jpg

You attach...
Forum: Help With Reception 26-Aug-2015, 1:34 PM
Replies: 18
Views: 28,081
Posted By rickbb
As I used to hear said when I was much younger,...

As I used to hear said when I was much younger, "well I'll be a monkeys uncle". I actually heard back from Rovi, here is the response they sent.



"The issue regarding OTA channels not surfacing...
Forum: Help With Reception 26-Aug-2015, 1:28 PM
Replies: 18
Views: 28,762
Posted By rickbb
2 separate things. Up until now we have been...

2 separate things. Up until now we have been addressing just the coax grounding.

To ground your mast you need to run a separate ground wire and clamp it to the mast. Any screw or bolt that makes...
Forum: Antennas 25-Aug-2015, 8:21 PM
Replies: 4
Views: 18,700
Posted By rickbb
Interesting, I've found them on Amazon for $69. ...

Interesting, I've found them on Amazon for $69.

Was looking at antennas for some family and friends that found out I've cut the cord and asked for advise but don't want to go the DIY route like I...
Forum: Help With Reception 25-Aug-2015, 8:09 PM
Replies: 18
Views: 28,762
Posted By rickbb
Again just speaking generally here, you really...

Again just speaking generally here, you really need to have a look at the codes for where you live to get the correct information for your location.

The reason for putting the coax grounding at...
Forum: Help With Reception 25-Aug-2015, 1:27 PM
Replies: 18
Views: 28,762
Posted By rickbb
Generally speaking; Put the coax grounding...

Generally speaking;

Put the coax grounding block nearest to where it will enter your house. You can then run a bare copper or aluminum ground wire from the block over to your service ground.
...
Forum: Antennas 24-Aug-2015, 8:54 PM
Replies: 4
Views: 18,700
Posted By rickbb
Any info on this antenna?

I've tried using the search function but got no where. (It's probably me.)

The local Lowes has 2 RCA antennas in stock the ANT751 that is mentioned here lots and a ANT3037XR.

Does anyone have...
Forum: Help With Reception 20-Aug-2015, 2:21 PM
Replies: 12
Views: 16,843
Posted By rickbb
You won't really know until you try. I will...

You won't really know until you try. I will second Tower Guys recommendation for a 4 bay bowtie though, they have worked really well for me.

I think with a 4bay with the reflector removed and...
Forum: Help With Reception 18-Aug-2015, 5:57 PM
Replies: 18
Views: 28,081
Posted By rickbb
It's been 3 weeks and several emails to them that...

It's been 3 weeks and several emails to them that have gone un-answered.

Oh well.

On a different note though, I may give up on WMC. Just put Windows 10 on a pc at work and now know the "real"...
Forum: Antennas 12-Aug-2015, 2:14 PM
Replies: 21
Views: 63,799
Posted By rickbb
Here is the link to the "twisted DB8" model. ...

Here is the link to the "twisted DB8" model.

http://imageevent.com/holl_ands/omni/uhfm495x9twisted8bayquasiomni
Forum: Help With Reception 12-Aug-2015, 2:09 PM
Replies: 16
Views: 22,806
Posted By rickbb
Cedar trees are nasty anyway, they carry rust...

Cedar trees are nasty anyway, they carry rust fungus that infect apple trees. :cool:
Showing results 226 to 250 of 342

 

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