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Satellite TV receivers & systems support forums
DISH SETUP: Single sat, Multi-Sat & Motorised
Comparison of LNBs on Channel Master 1.2m -- with and without feed horn -- Invacom, Inverto, SMW, Sm
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<blockquote data-quote="Franky_D" data-source="post: 848693" data-attributes="member: 375172"><p><span style="font-size: 12px"><span style="font-family: 'arial'"><span style="color: rgb(34,34,34)">Hi felixg,</span></span></span></p><p> </p><p><span style="font-size: 12px"><span style="font-family: 'arial'"><span style="color: rgb(34,34,34)">For circular signal reception you would need to insert a depolarization plate inside the feed horn. See pictures. </span></span></span></p><p> </p><p><span style="font-size: 12px"><span style="font-family: 'arial'"><span style="color: rgb(34,34,34)">It is possible to pull out such plate from one of factory made circular LNBs, buy it for example from SMW in Swedn, make it yourself from plastic cards (credit card like) or other types of plastic (CD box, etc). I've tried a lot of different materials, shapes, thikness, etc. The one on the picture is self made (recepie from on the Russian forums from 2005) and it performed best in my tests (of course i had to experiment here as well). It all depends how strong of a signal you get. If it is strong, any plate will do it. If it's week (every 0.1 dB makes difference), than you need to get the best plate! Please send me google maps link to you location to check 36E signal for you area. </span></span></span></p><p> </p><p><span style="font-size: 12px"><span style="font-family: 'arial'">There are different types of "CM matching feed horns" and they have slots inside from different ends (some from back end, the others from the front end). I tried three different types of feed horns and found out that one of them (grey color, slim one) is specifically good for 36E. See here: <a href="http://www.satellites.co.uk/forums/topic/158555-different-generations-of-channel-master-matching-feed-horns-put-to-test/" target="_blank">http://www.satellites.co.uk/forums/topic/158555-different-generations-of-channel-master-matching-feed-horns-put-to-test/</a></span></span></p></blockquote><p></p>
[QUOTE="Franky_D, post: 848693, member: 375172"] [SIZE=12px][FONT=arial][COLOR=rgb(34,34,34)]Hi felixg,[/COLOR][/FONT][/SIZE][COLOR=rgb(34,34,34)][/COLOR] [SIZE=12px][FONT=arial][COLOR=rgb(34,34,34)] [/COLOR][/FONT][/SIZE][COLOR=rgb(34,34,34)][/COLOR] [SIZE=12px][FONT=arial][COLOR=rgb(34,34,34)]For circular signal reception you would need to insert a depolarization plate inside the feed horn. See pictures. [/COLOR][/FONT][/SIZE][COLOR=rgb(34,34,34)][/COLOR] [SIZE=12px][FONT=arial][COLOR=rgb(34,34,34)] [/COLOR][/FONT][/SIZE][COLOR=rgb(34,34,34)][/COLOR] [SIZE=12px][FONT=arial][COLOR=rgb(34,34,34)]It is possible to pull out such plate from one of factory made circular LNBs, buy it for example from SMW in Swedn, make it yourself from plastic cards (credit card like) or other types of plastic (CD box, etc). I've tried a lot of different materials, shapes, thikness, etc. The one on the picture is self made (recepie from on the Russian forums from 2005) and it performed best in my tests (of course i had to experiment here as well). It all depends how strong of a signal you get. If it is strong, any plate will do it. If it's week (every 0.1 dB makes difference), than you need to get the best plate! Please send me google maps link to you location to check 36E signal for you area. [/COLOR][/FONT][/SIZE][COLOR=rgb(34,34,34)][/COLOR] [SIZE=12px][FONT=arial][COLOR=rgb(34,34,34)] [/COLOR][/FONT][/SIZE][COLOR=rgb(34,34,34)][/COLOR] [SIZE=12px][FONT=arial]There are different types of "CM matching feed horns" and they have slots inside from different ends (some from back end, the others from the front end). I tried three different types of feed horns and found out that one of them (grey color, slim one) is specifically good for 36E. See here: [URL="http://www.satellites.co.uk/forums/topic/158555-different-generations-of-channel-master-matching-feed-horns-put-to-test/"]http://www.satellites.co.uk/forums/topic/158555-different-generations-of-channel-master-matching-feed-horns-put-to-test/[/URL][/FONT][/SIZE] [/QUOTE]
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Satellite TV receivers & systems support forums
DISH SETUP: Single sat, Multi-Sat & Motorised
Comparison of LNBs on Channel Master 1.2m -- with and without feed horn -- Invacom, Inverto, SMW, Sm
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