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Search: Posts Made By: rabbit73
Forum: HDTV Technical   06-03-2015, 03:45 PM
Replies: 15
Views: 156
Posted By rabbit73
And now to signal strength. Both reports give...

And now to signal strength. Both reports give signal strength in the dBm column, but it's more properly called signal power, because the dBm value is a ratio of the power of the signal as compared to...
Forum: HDTV Technical   06-03-2015, 02:03 PM
Replies: 15
Views: 156
Posted By rabbit73
I like your username. I'm a ham, so I've made my...

I like your username. I'm a ham, so I've made my share of cold solder joints.:)

Thanks for the TVFOOL and FMFOOL reports. I was wondering when you would post them; they are a big help in an...
Forum: HDTV Technical   06-02-2015, 03:45 PM
Replies: 5
Views: 74
Posted By rabbit73
The CM0747 power supply/injector also has a...

The CM0747 power supply/injector also has a Polyswitch which is a solid state fuse that resets itself after a short is cleared. I did some current vs time tests.


Thread:
CM7777 preamp failure...
Forum: HDTV Technical   06-02-2015, 04:31 AM
Replies: 15
Views: 156
Posted By rabbit73
The CPA-19 is no longer available. It has been...

The CPA-19 is no longer available. It has been replaced by the Juice which is highly resistant to overload, but doesn't have an FM trap. The RCA is inexpensive (you could buy 3 or 4 for the price of...
Forum: HDTV Technical   06-01-2015, 04:23 AM
Replies: 4
Views: 174
Posted By rabbit73
HopCentury ATSC Digital TV Converter Box ...

HopCentury ATSC Digital TV Converter Box
http://www.amazon.com/HopCentury-ATSC-Digital-Converter-Box/dp/B00RZCA7FE


Manual
http://www.hopcentury.com/1/ATSC.pdf
Forum: HDTV Technical   05-31-2015, 06:01 AM
Replies: 16
Views: 228
Posted By rabbit73
I also think there is a factor missing that makes...

I also think there is a factor missing that makes his situation unique, and would like to know his location and what his tvfool report looks like.
Forum: HDTV Technical   05-30-2015, 04:22 PM
Replies: 16
Views: 228
Posted By rabbit73
WD-40 makes a special Long-Term Corrosion...

WD-40 makes a special Long-Term Corrosion Inhibitor...
Forum: HDTV Technical   05-28-2015, 01:18 PM
Replies: 11
Views: 176
Posted By rabbit73
Good analysis, Chuck. I did a coverage map...

Good analysis, Chuck.

I did a coverage map at 500 feet. The WPEC CH 13 signal doesn't make it to Melbourne under normal conditions.
...
Forum: HDTV Technical   05-28-2015, 09:56 AM
Replies: 12
Views: 206
Posted By rabbit73
Where are you going to put the preamp, in the...

Where are you going to put the preamp, in the attic or in the basement? The closer to the antenna, the more effective it is in terms of total system noise figure. The preamp can be in the attic, and...
Forum: HDTV Technical   05-28-2015, 08:21 AM
Replies: 11
Views: 176
Posted By rabbit73
You have some very strong FM signals that might...

You have some very strong FM signals that might interfere with the reception of WESH NBC on real CH 11. You should probably insert an FM filter/trap. See Attachment No. 1.

I see a lot of trees in...
Forum: HDTV Technical   05-28-2015, 07:44 AM
Replies: 11
Views: 176
Posted By rabbit73
Yeah, it sure does, and every location is...

Yeah, it sure does, and every location is different, making the advice a custom job by remote control.:)

The coax shield should be grounded with a grounding block that is connected to the house...
Forum: HDTV Technical   05-28-2015, 07:14 AM
Replies: 11
Views: 176
Posted By rabbit73
You might, but not at the antenna, because it...

You might, but not at the antenna, because it will be overloaded. Try the system without an amp first. You can add a distribution amp later if needed, like a CM3418. You could also use a 2-way...
Forum: HDTV Technical   05-28-2015, 07:01 AM
Replies: 11
Views: 176
Posted By rabbit73
The HD7694P is a good choice for the signals from...

The HD7694P is a good choice for the signals from 321 to 324 degrees true, but you shouldn't use the preamp because it will be overloaded by your very strong signals.
Forum: HDTV Technical   05-28-2015, 04:27 AM
Replies: 12
Views: 206
Posted By rabbit73
Good; thanks for the clarification. Then you can...

Good; thanks for the clarification. Then you can use an ordinary splitter.

I got to thinking about your question a little more. If your present setup has an F-81 adapter between the coax from the...
Forum: HDTV Technical   05-27-2015, 06:43 PM
Replies: 12
Views: 206
Posted By rabbit73
OK, good. But you didn't answer the question...

OK, good. But you didn't answer the question about the location of the power injector, which is why tylerSC answered.

This will work with an ordinary splitter:
ant > coax > preamp > coupler >...
Forum: HDTV Technical   05-27-2015, 03:00 PM
Replies: 12
Views: 206
Posted By rabbit73
Maybe, if it keeps the power from getting to the...

Maybe, if it keeps the power from getting to the preamp.

Please describe your coupler/balun; that's a new one on me. What does it do? A balun should be up at the antenna to connect the antenna to...
Forum: HDTV Technical   05-25-2015, 01:17 PM
Replies: 7
Views: 113
Posted By rabbit73
Welcome, GLBL WMR: I agree that your choice...

Welcome, GLBL WMR:

I agree that your choice of antenna is not suitable, and that your channel lineup is difficult. And I agree that outside would be much better than in the attic; the FCC is on...
Forum: HDTV Technical   05-25-2015, 04:43 AM
Replies: 3
Views: 100
Posted By rabbit73
Oh, OK. Thanks for the clarification, Chuck.

Oh, OK. Thanks for the clarification, Chuck.
Forum: HDTV Technical   05-24-2015, 03:01 PM
Replies: 3
Views: 100
Posted By rabbit73
My wild theory: The analog video carrier allows...

My wild theory: The analog video carrier allows KEXT to lock and decode.

Do you have a theory?
Forum: HDTV Technical   05-23-2015, 08:19 PM
Replies: 10
Views: 324
Posted By rabbit73
it should look like this: ...

it should look like this:


http://www.avsforum.com/forum/attachment.php?attachmentid=732834&stc=1&d=1432437457
Forum: HDTV Technical   05-23-2015, 07:52 PM
Replies: 10
Views: 324
Posted By rabbit73
Doesn't your RG6 coax connect here? ...

Doesn't your RG6 coax connect here?

http://www.avsforum.com/forum/attachment.php?attachmentid=732794&d=1432435944


That looks like it might be a defective connector.
Forum: HDTV Technical   05-23-2015, 06:46 PM
Replies: 10
Views: 324
Posted By rabbit73
Got it? Do you have a cable box or are you...

Got it?

Do you have a cable box or are you going directly from the cable outlet to the TV?
Forum: HDTV Technical   05-23-2015, 05:47 PM
Replies: 10
Views: 324
Posted By rabbit73
Just for cable or antenna? Rear Panel...

Just for cable or antenna?

Rear Panel Jacks
page 7 connector 7
http://downloadcenter.samsung.com/content/UM/201104/20110427122958428/BN68-01399A-00-1Eng_110427.pdf
Forum: HDTV Technical   05-23-2015, 05:08 PM
Replies: 10
Views: 324
Posted By rabbit73
Welcome, PForPho: Please tell us the make...

Welcome, PForPho:

Please tell us the make and model of your TV and where you are located (city, state, and zip).
Forum: HDTV Technical   05-22-2015, 11:26 AM
Replies: 15
Views: 260
Posted By rabbit73
The DB8E has the best gain for your location. Two...

The DB8E has the best gain for your location. Two 751s would cost more than a DB8E clone like the Solid Signal Xtreme Signal HDB8X 8 Bay VHF/UHF HDTV Antenna (HDB8X)'...
Showing results 1 to 25 of 1042

 
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