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Tron
Last reply · posted in Free To Air (FTA) Discussion
Got an interesting item in the mail today. It's an honest-to-goodness Channel Master feedhorn (the model made for the 1M and 1.2M dishes that many of us have). Got this with a Norsat LNB attached to it on E-Bay for $32.25 shipped. Please see the pics below...

I bid on the item for the feedhorn alone, but the LNB seems like it may be worth something as well. It's a PLL (Phase Lock Loop) LNB, the kind used for data and broadcast video applications. See the Norsat 11009LA at http://www.sateng.com/catalog/category_mfg_search.asp?category=LNBs&mfg=Norsat

This LNB retails for $189.00, which was rather surprising to me. What makes this LNB different from most of the standard LNBFs out there is that it has an extremely high L.O. (local oscillator) stability. The L.O. stability on this LNB is +/- 100khz, as opposed to +/- 1mhz as typically found on LNBs such as the Fortec FSKUv. The down side is that PLL LNBs typically have a higher noise figure. This particular one is .9 (OUCH!!!)...

The question is, which is more important... low noise figure or high L.O. stability... in terms of low BER and high signal quality? This is a question I hope to answer tomorrow when I install this beast on my 1M Channel Master dish which is aimed at G-10R. I will post the results here. Note that this LNB is a single-polarity model, so I'll be stuck with the vertical transponders (no big deal, there are only 3 horizontal channels on G-10R that are FTA). If the performance of the Norsat is not satisfactory, I'll take it off and replace it with a C-120 flanged Invacom.
5 Replies · 2480 views
Dishpointer
Good find. Let us know how it works.
Tron
I don't have much time to work on it until later tonight/tomorrow, but I just removed the Fortec FSKUv and replaced it with this feedhorn/LNB. Within a couple of minutes (and without much peaking at all, its still not properly aligned) I'm getting a steady signal quality of 45-50 on The Tube. This is equal to the best I've been able to get on the Fortec.

Again, I need to take the receiver and monitor up there to peak it, this is just putting it up and playing with it for a couple of minutes. This is a .9 noise factor LNB!!!
S
Tron said:
I don't have much time to work on it until later tonight/tomorrow, but I just removed the Fortec FSKUv and replaced it with this feedhorn/LNB. Within a couple of minutes (and without much peaking at all, its still not properly aligned) I'm getting a steady signal quality of 45-50 on The Tube. This is equal to the best I've been able to get on the Fortec.

Again, I need to take the receiver and monitor up there to peak it, this is just putting it up and playing with it for a couple of minutes. This is a .9 noise factor LNB!!!

I think the reason the noise figure is so high is simply because it's an old LNB. You can certainly get PLL LNBs that have noise factors as low as non-PLL LNBs. They're just really expensive. If it hadn't been for the noise figure of this LNB being that high, I'm sure youd have had to pay alot more for it. As for what's more important noise factor or LO stability, that's an interesting question and the answer probably depends on other factors like the symbol rate of the signal your trying to receive. It would be very interesting to see a comparision between your Norsat PLL LNB and an Invacom. I'll bet the results might be surprising to some.
Tron
Well, before I left I climbed back on the roof and turned the LNB a bit more. Got up to 61 quality on The Tube (with the level staying almost always in the 50s) before turning everything off.

One thing I have to check on also is the orientation of the probe on the LNB. If its installed for horizontal, which it may be, the feedhorn isn't performing at its best since I have it in a vertical orientation. I'll need to take it off and check on that before proceeding further.
Tron
I took the CM feed and Norsat LNB combo down this morning to check the polarity slab position. It was incorrect (angled instead of aligned correctly with the arrow on the feedhorn). So I took the LNB and waveguide off of the feedhorn and oriented them properly.

After re-installing the assembly and setting my skew at +43 (the proper skew for my location on G-10R) I was able to pull in a signal with a constant quality in the lower 50s and high of 60. This outperforms my Fortec LNBF, but only by about 10 quality points or so.

My conclusion is that the increase in quality I am experiencing is due to the fact that I'm using a matched feedhorn with the Channel Master. The Norsat LNB, while a PLL LNB, is probably not outperforming the Fortec. It's close, but the high noise factor of .9 on the Norsat is probably evening out the higher performance of the local oscillator.

The next step would be to replace the Norsat LNB and waveguide with an Invacom polarity-switching LNB with a C-120 flange. I don't have the budget for one of these right now, but I will keep my eyes open. With the C-120 Invacom, I will be comparing apples to apples with regard to the LNBs, since the feedhorn would be the same.
Scott Greczkowski
Staff member HERE TO HELP YOU! Cutting Edge
Last reply · posted in The Chit Chat Club
Sometimes a thread gets so many posts in it that is can cause issues for the server so that why today we introduce The Song Name Game Part 3!

So let the game continue!

The last song was added by Bobby who posted...

One Meat Ball - Andrews Sisters

CONTINUE ON AND HAVE FUN! WELCOME HOME TO SATELLITEGUYS.US!

Here are the original rules for the game as posted by WebbyDude back in 2006. http://www.satelliteguys.us/threads/68645-Song-Name-Game

Just name a song title and the band who performed it. The next person does the same thing, but needs to list a song title or band name which includes a word from the previous entry. Pick songs from any genre.

Example:

Long Live Rock and Roll -- Rainbow

Rainbow in the Dark -- Dio

Another example:

Ride the Lightning -- Metallica

Lightning Strikes -- Ozzy Osbourne


Get it?


An additional note: we all know that song titles, sometimes, use profane words. Because this is a family friendly website it is advised that you clean up that title up a bit. This is accomplished by using something like sh!t instead of the real word. Thanks....
68538 Replies · 2673653 views
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EatMyVolts
A Little Bit of Soap -- The Jarmels
long_time_Dish
Give A Little Bit - Supertramp
dishstaller
Little Wing - Jimi Hendrix
long_time_Dish
With A Little Luck - Wings
H
LITTLE Willy-Sweet
meStevo
Lifetime Supporter
Last reply · posted in The Sports Section
Schedule drops tomorrow. Mandatory mini camps in June. Hall of Fame game August 6th.
116 Replies · 1837 views
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Foxbat
I guess even the patience of us laid-back Hoosiers has its limits:
rvvaquero
I guess even the patience of us laid-back Hoosiers has its limits:
Be nice to see a Cowboy headline like that.
M
I guess even the patience of us laid-back Hoosiers has its limits:

Can we expect to see a new coach if we say "pretty please?"
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Foxbat
Jeeez, Week 6, no lead is safe…
Peter Parker
Supporting Founder Lifetime Supporter
Last reply · posted in DISH Network Support Forum
No idea what improvements might be involved.
24 Replies · 1076 views
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N
I'm getting fabulous picture on Ch. 148 4k, but zero audio with H713. This is with a recorded show (Notre Dame game). Anyone else have this? Audio is fine on every other channel.
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jsmit86
I'm getting fabulous picture on Ch. 148 4k, but zero audio with H713. This is with a recorded show (Notre Dame game). Anyone else have this? Audio is fine on every other channel.
It's a known issue.
For a temporary fix, go into the menu, Audio, and turn Dolby Audio "OFF". You will have PCM stereo audio.

I was able to give the tech ops team some data logs so they could diagnose the problem, and they rolled me back to H708 temporarily. It fixed that issue.

They let me know that they understand what caused the issue, and it will be fixed within a few weeks in a new update.
long_time_Dish
They let me know that they understand what caused the issue, and it will be fixed within a few weeks in a new update.
Oh, you mean "soon"? :biggrin
Almighty1
It's a known issue.
For a temporary fix, go into the menu, Audio, and turn Dolby Audio "OFF". You will have PCM stereo audio.

I was able to give the tech ops team some data logs so they could diagnose the problem, and they rolled me back to H708 temporarily. It fixed that issue.

They let me know that they understand what caused the issue, and it will be fixed within a few weeks in a new update.
I guess they will be busy when lots of people start asking for rollbacks to H708 now that you mention that downgrades of software does exist because it will likely fix the OTA Single Tuner and the IR Remote problems in H710-H713.
navychop
it will likely fix the OTA Single Tuner

:popcorn
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dishstaller
it will likely fix the OTA Single Tuner
🤣

Oh....you were serious
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teachsac
Staff member HERE TO HELP YOU!
Last reply · posted in TV Shows
Hondo is back with a new squad 9/25 only on Starz.


View: https://m.youtube.com/shorts/b0gPzA8KHEQ
7 Replies · 106 views
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K
Never watched the previous shows, so doubtful.
teachsac
Started watching yesterday. Not too bad.
Scott Greczkowski
Wife likes it.
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teachsac
I like Zyra from La Brea (one with the prosthetic).
dfergie
Staff member HERE TO HELP YOU!
Last reply · posted in TV Shows
Stargate SG-1 cancelled, Atlantis renewed
clear.gif

Monday - August 21, 2006 | by Darren Sumner
clear.gif

The future of Stargate is in question today, as SCI FI Channel has cancelled the long-running Stargate SG-1, Multichannel News reported today and a GateWorld source has confirmed. The news regrettably follows the airing of the show's milestone two-hundredth episode on Friday.

Stargate Atlantis, meanwhile, has been renewed for a fourth season, with the network hoping to see that the spin-off series can stand alone, according to a source.
Source Gateworld
2033 Replies · 184146 views
R
I have gotten back into watching SG-1 and I have recorded most of the episodes to binge watch. What episodes are about the Antarctic or was this a movie? Also where could I watch the SG-1 movies?
osu1991
long_time_Dish
I have gotten back into watching SG-1 and I have recorded most of the episodes to binge watch. What episodes are about the Antarctic or was this a movie? Also where could I watch the SG-1 movies?
Well, there are a couple involving the Antarctic. "Solitudes", S1 E17 (one of my favorites), Then, "Lost City', S7 E21 and E22. Then, in the SGA pilot, "Rising", S1 E1 and E2, it starts out in the Antarctic for about the first 20 minutes or so.
R
Well, there are a couple involving the Antarctic. "Solitudes", S1 E17 (one of my favorites), Then, "Lost City', S7 E21 and E22. Then, in the SGA pilot, "Rising", S1 E1 and E2, it starts out in the Antarctic for about the first 20 minutes or so.
Which one has O'Neil being Ancients? I am at the end of Season 8 now.
long_time_Dish
Which one has O'Neil being Ancients? I am at the end of Season 8 now.
If I understand your question, O'Neill had the Ancient's knowledge in the "Lost City" two-part episode. That was when Anubis attacked Earth and there was a big battle over Antarctica.
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Ramy
Supporting Founder
Last reply · posted in The Sports Section
Really excited for this season with Kentucky having a new coach and some really exciting recruits. Probably won't last long, but here's hoping this season is great.
152 Replies · 1935 views
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Foxbat
Best fan sign I saw during the ND-BYU game: "Bear ate your Lucky Charms!" (Bear being the Cougars' QB). I was going to suggest, "Have you or your team been involved in a Carr crash?"
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M


They get cruel sometimes, very very cruel.😈. Hated to see my dawgs go down but I still say being ranked #1 is a hex on you!
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Jimbo
They get cruel sometimes, very very cruel.😈. Hated to see my dawgs go down but I still say being ranked #1 is a hex on you!
Yup, I agree, I'd rather be 2 or 3 till the last few weeks.
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