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OMT PhotosDigital Photography, Video Cameras, point and shoot cameras , Digital SLRs support forum. | |
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| Mod and septic resident Join Date: 01-01-2000 Location: London SW
Posts: 9263
Thanks: 6
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Both types First one is standard four bolt (WC75 ?) OMT with detatchable 90 degree transfer for connection to standard C120 feedhorn Numbers on each piece are 3040665-02 (OMT) and 3040668 (90 degree). Second item is integral OMT (with six bolt transfer for VSAT feedhorn), 90 degree transfer and Low pass filter Part numbers are 3041068, 3040668 and3041066 respectively. Numbers are | ||
| There is a very fine line between "hobby" and "mental illness" | |||
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| | #2 | ||
| Specialist Contributor Join Date: 25-04-2005 Location: Austria
Posts: 1771
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My System: 1,25 Fibostop Jäger Smr 1224 & Smo 36 Dual Axsis Motor Dynasat F1 Monterey 140 Drembox 800 sky Pace HD Box Tagra 2,20 M Fullsize Dish Echostar 2,40m Mesh for cband! | Hi there! is this the smw modell,or a diffrent brand? when i look in my menu of dvr 7000 non viacces version,i can only select 13 v,instead of 14 voltage swtiching,how your configuration looks,in the receiver menu,to controll both lnb? | ||
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| | #3 | |||
| Member Join Date: 02-11-2007 Location: Land of hope & glory
Posts: 57
Thanks: 7
Thanked 5 Times in 3 Posts
My System: Orbitron MicroMesh 3.6m dish with C/Ku Co-rotar.Nokia Dbox1 Nokia Dbox2,EchoLink EL-700 Fta+.Drake ESR 2000XT + Echostar LT8700 |
Thanx | |||
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| | #4 | ||
| Member Join Date: 02-11-2007 Location: Land of hope & glory
Posts: 57
Thanks: 7
Thanked 5 Times in 3 Posts
My System: Orbitron MicroMesh 3.6m dish with C/Ku Co-rotar.Nokia Dbox1 Nokia Dbox2,EchoLink EL-700 Fta+.Drake ESR 2000XT + Echostar LT8700 | CH m8, here is my current setup on me dish. To install the OMT with my setup i will either need to modify the polarotor mounting kit or fabricate a new holder. Just hope you got something in the garage that will fit a 4 arm support and be able to hold a OMT ![]() Thanx | ||
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| | #5 | ||
| Mod and septic resident Join Date: 01-01-2000 Location: London SW
Posts: 9263
Thanks: 6
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| I do have feeds that look exactly like the Chaparral, designed for prime focus dishes (with a single spar clamping arrangement). You cannot use a polarotor, the alignment will be set by hand. There was one however used by NEC on an IRTE 1.5m dish (Fergusson branded) which would have been ideal, but I am talking 20+ years ago. | ||
| There is a very fine line between "hobby" and "mental illness" | |||
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| | #6 | ||
| Member Join Date: 02-11-2007 Location: Land of hope & glory
Posts: 57
Thanks: 7
Thanked 5 Times in 3 Posts
My System: Orbitron MicroMesh 3.6m dish with C/Ku Co-rotar.Nokia Dbox1 Nokia Dbox2,EchoLink EL-700 Fta+.Drake ESR 2000XT + Echostar LT8700 | I want to get rid of the polarotor m8. I want to minimise the losses. Any chance of photo m8 ? | ||
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| | #7 | ||
| Mod and septic resident Join Date: 01-01-2000 Location: London SW
Posts: 9263
Thanks: 6
Thanked 204 Times in 190 Posts
| Will pull one out of the garage later today (actually I think I have one of the dishes on the roof for 53 East), so will get a couple of shots. | ||
| There is a very fine line between "hobby" and "mental illness" | |||
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| | #8 | ||
| Mod and septic resident Join Date: 01-01-2000 Location: London SW
Posts: 9263
Thanks: 6
Thanked 204 Times in 190 Posts
| It's lost the blue cover, but you get the idea. C120 flange and four bolt fitting, clamp is (I think) 26mm. | ||
| There is a very fine line between "hobby" and "mental illness" | |||
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| | #9 | ||
| Amo Amas Amant Admin Join Date: 18-11-2004 Location: Blackburn NW England (Siberia)
Posts: 11284
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My System: IDD CI24 ECONO MM Penta 1.20 Galaxy II 1.2Mtr Polar MTG yes it has been on the arc for 21 years and is still driven by a modified wiper motor from a Ford Anglia. It's like me sometimes groans but always performs ![]() Saved us from the black plague of ignoratio elenchi, he awaits a special badge with jugs | Nasty crack in that wall CH (pic 1), hope that is not subsidence | ||
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| | #10 | ||
| Member Join Date: 02-11-2007 Location: Land of hope & glory
Posts: 57
Thanks: 7
Thanked 5 Times in 3 Posts
My System: Orbitron MicroMesh 3.6m dish with C/Ku Co-rotar.Nokia Dbox1 Nokia Dbox2,EchoLink EL-700 Fta+.Drake ESR 2000XT + Echostar LT8700 | Thanx for the photo m8. Attached is a photo of the complete setup i want installing on my dish. 1. smw prime focus feedhorn xm-140 2. smw WDL TYPE E Lnb 3. cal amp wide band lnb 4. OMT + 90 bend The current mounting kit i have (shown in previous post pic 1) is useless for this type of setup, so i will need a feed support clamp that takes the smw feedhorn and fits on the end of the four feed support arms also the clamping boss must be compatible with smw feedhorn (neck 23 mm) . I must say one thing the whole kit weighs a tons especially the smw wdl lnb. Balancing the weight will be crucial to get it dead center (level), don't want it protruding up in the sky or the ground. Thanx | ||
| Last edited by BoSSpak; 08-10-2009 at 07:27 PM. | |||
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| | #11 | ||
| Mod and septic resident Join Date: 01-01-2000 Location: London SW
Posts: 9263
Thanks: 6
Thanked 204 Times in 190 Posts
| I will measure the feed diameter tomorrow, I only did a rough check to find it was 26mm. Of course the clamp I have here fits the feed perfectly and is tightened using two allen bolts. At the other end of the clam, there is enough 'meat' to allow drilling a hole or two to fit it dead centre on the plate in your last photo. | ||
| There is a very fine line between "hobby" and "mental illness" | |||
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| | #12 | ||
| Mod and septic resident Join Date: 01-01-2000 Location: London SW
Posts: 9263
Thanks: 6
Thanked 204 Times in 190 Posts
| | ||
| There is a very fine line between "hobby" and "mental illness" | |||
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| | #13 | |||
| Member Join Date: 02-11-2007 Location: Land of hope & glory
Posts: 57
Thanks: 7
Thanked 5 Times in 3 Posts
My System: Orbitron MicroMesh 3.6m dish with C/Ku Co-rotar.Nokia Dbox1 Nokia Dbox2,EchoLink EL-700 Fta+.Drake ESR 2000XT + Echostar LT8700 |
Thanx m8, much appreciated | |||
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| | #14 | ||
| Mod and septic resident Join Date: 01-01-2000 Location: London SW
Posts: 9263
Thanks: 6
Thanked 204 Times in 190 Posts
| Well, the rain stopped me from doing much after work today, so I'll hop up again at the weekend and take some more measurements. Btw, which dish are you using, and if available, the f/d ratio ? These feeds work better on a deeper dish. | ||
| There is a very fine line between "hobby" and "mental illness" | |||
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| | #15 | ||
| Member Join Date: 02-11-2007 Location: Land of hope & glory
Posts: 57
Thanks: 7
Thanked 5 Times in 3 Posts
My System: Orbitron MicroMesh 3.6m dish with C/Ku Co-rotar.Nokia Dbox1 Nokia Dbox2,EchoLink EL-700 Fta+.Drake ESR 2000XT + Echostar LT8700 | The dish i have is a Orbitron SX12 MircoMesh with following specification: DIAMETER: 11.7 Feet / 3.6 meters F/D RATIO: 0.36 FOCAL LENGTH: 50.12 in. / 127.3 cm GAIN @ 4.2 GHz: 42.2 dBi GAIN @ 12.2 GHZ: 49.5 dBi FEEDHORN SUPPORT: Quad Leg FINISH: Black Powder Coat | ||
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| | #16 | ||
| Member Join Date: 02-11-2007 Location: Land of hope & glory
Posts: 57
Thanks: 7
Thanked 5 Times in 3 Posts
My System: Orbitron MicroMesh 3.6m dish with C/Ku Co-rotar.Nokia Dbox1 Nokia Dbox2,EchoLink EL-700 Fta+.Drake ESR 2000XT + Echostar LT8700 | any luck with those measurements m8 ? | ||
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