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04-07-2006, 12:48 PM
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Fortec 120 w/QPH-031
I need some points clarified on the subject arrangement before I purchase:
1. Will the QPH-031 fit properly in the Fortec 120 LNBF holder?
2. Using the circular setting for the QPH-031 for a stationary setup aimed at N. American DBS, how vital is the skew setting after initial reception from the bird is confirmed? I ask this because I notice that *E (DishNet) single bird dishes don't require a skew setting.
Thanks, in advance!
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04-07-2006, 12:56 PM
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it should fit find in the 120 fortec holder. dish skew their lnb by rotating dish i think so yes you will need to skew the lnb. 
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04-07-2006, 01:00 PM
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I assume you mean that if I have a -24.5 skew for the bird I'm aiming at, then I would rotate the lnb not the dish clockwise using the marks on the lnb. Correct? Futher point is that this in the circular polarization setting for the QPH-031.
Last edited by kappy44 : 04-07-2006 at 01:03 PM.
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04-07-2006, 01:05 PM
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you are correct. 
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Rainman's Equipment
Undien 4600,DSR 922
Fortec Ultra, Satworks 3618
2 Fortec Mercury II
Fortec Classic NA
8.5' Orbitron polar C Ku dish
8.5' Birdview HH C Ku dish
100cm Fortec dish
90cm Fortec dish
2 DG-240 HH motors
Co Rotor II feed horn
Norsat 8515 C band lnb
Norsat 4506A Ku lnb
BSC-621-2 Lnbf
Invacom QPH-031 Lnbf
Invacom SNH-031 Lnbf
Fortec Fsku-v universal Lnbf
V-Box
I Like To Shop at Sadoun Satellite Sales.www.sadoun.com
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04-07-2006, 02:29 PM
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Why purchase that lnb if you are using it on a fixed dish? If you are dialed in on a circular sat and the dish is fixed you would not need the linear side of the lnb and the same in reverse. It is also my understanding that circular does not require skew adjustment since the pattern it is travelling in is circular. Either clockwish or counter-clockwise
Steve
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8.5' Mesh Dish w/ BSC621-2 fixed install for circular C Band on 40.5
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Motorola DSR922
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Digital Stream HD1150.
Last edited by elgemcdlf : 04-07-2006 at 02:33 PM.
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04-07-2006, 02:45 PM
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Elgemcdlf....I thought the same way about circular as well....the QPH-031 was recommended due to the .3 noise number...I'm open to suggestions....I'm looking to solve the well documented problem with the Nimiq situation at 82 from my location in S.Texas.
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04-07-2006, 03:21 PM
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Sadoun would be the one to ask. I am not that familiar with circular. Just seems like a mighty expensive lnb to use simply for the circular side. I have one but it is on a motorized system so I get the effect of both sides of the lnb. Have you looked through the selection of lnb's at www.sadoun.com? Call them. It is toll free and they have always been friendly with me. Answered many questions before I ever purchased a thing from them.
Steve
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8.5' Mesh Dish w/ C & Ku lnb's & 24" actuator
8.5' Mesh Dish w/ BSC621-2 fixed install for circular C Band on 40.5
Fortec Star 90cm Dish w/ FSKUv lnbf & DMSISG2100
Motorola DSR922
Fortec Mercury II
Digital Stream HD1150.
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04-07-2006, 03:42 PM
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This is Sadoun's recommendation for the lnb and they proferred the rotation for the skew.
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04-07-2006, 04:10 PM
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Well he is who I ask 
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8.5' Mesh Dish w/ C & Ku lnb's & 24" actuator
8.5' Mesh Dish w/ BSC621-2 fixed install for circular C Band on 40.5
Fortec Star 90cm Dish w/ FSKUv lnbf & DMSISG2100
Motorola DSR922
Fortec Mercury II
Digital Stream HD1150.
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04-07-2006, 05:29 PM
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Skew should be irrelevant on circular polarization.
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04-07-2006, 06:09 PM
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Hi
When you buy a QPH031, it is assumed you will be using the linear side of the LNBF, right? Otherwise, why would you buy a QPH?
So, for the linear side of this LNBF, you will need to set the skew for a stationary dish. If you have a motorized setup, then you don't need to set the skew. The motor will take care of that for you. 
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04-07-2006, 11:06 PM
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Sadoun....I will be purchasing the equipment from you....I need the lowest noise circular lnb for nimiq at 82 degrees. Your staff recommended the QPH in the circular mode on the Fortec 120 that will be stationary aimed solely at 82. This is a DBS BEV satellite to be set accordingly....I suspected skew was irrelevant. Now the question is what lnb you recommend that will fit the holder in the Fortec 120....I look forward to your response.....there are many subscribers on Satelliteguys and the AVS forum awaiting your recommendations.....for further info do a forum search on either of these forums under Nimiq or Bev regarding loss of signal on several transponders with the borrowed Satellite from Directv....look forward to hearing from you!
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04-08-2006, 12:37 AM
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What difference would it make from just putting the regular DN or Dtv lnbf on there? Most of the gain would come from the 120cm dish. I doubt that lnbf makes the difference. Ofcourse I am just speculating.
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04-08-2006, 12:13 PM
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VJ9999: I'm sort of along your lines, but from what I've gathered the .3 noise factor is significantly better on the QPH than the standard lnb I have currently which can make a significant difference in the reception of the marginal transponders....since I'm at the point of going from a 30" dish to a 48" dish the extra $70 for the lnb may be worth it to me if I can maximize the signal.
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04-08-2006, 01:14 PM
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I"m with vj9999, if you do some shopping you have probably noticed there are a lot of .3 lnbf's out there now. Use the lnbf you have, see how that works then decide.
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