Sky RF versus Dreambox RF

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  • mrblue
    DK Veteran
    • Oct 2009
    • 568

    #46
    I was trying to put this in for my friend today, i have one magic eye working but the coax coming out of the main tv input does not power magic eye.

    I thought that these were able to power 2 magic eyes, but looking at the diagram it seems the main tv input is not for a magic eye...

    tvLINK-Plus lets you control Sky Digibox

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    • ramjet
      DK Veteran
      • Nov 2008
      • 2995

      #47
      looking at the advert is uses the rf2 voltage from a sky box to power it, which is the alternative to using an slx or global or triax splitter, or using a psu instead

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      • mrblue
        DK Veteran
        • Oct 2009
        • 568

        #48
        It takes its own psu aswell which i have. Magic eye wont light up unless its on but not a magic coming out of the main tv port.

        maybe these boxes can only do one magic because i think the blue delta or triax can only do one unless going to splitter box

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        • digicon
          V.I.P. Member
          • Jul 2009
          • 8261

          #49
          the Tv link plus can only do 1 magic eye the other rf output is just standard with no DC pass, if you wanted to power more magic eyes with the tvLink Plus then you would have to fit a triax RF2 splitter with DC pass either in the loft or somehwere along the line where you want to seperate the 2 magic eye feeds.

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          • mrblue
            DK Veteran
            • Oct 2009
            • 568

            #50
            Another problems is now that my roof aerial is going down to triax tri link and not through my amplifier splitter I am getting very poor freeeview reception.

            You see my aerial is mounted in the loft and it only ever works well when plugged into the slx splitter, when when plugged direct into the tv it is not as good as going through the splitter.

            Im just wondering if a masthead amp is the ldeal solution to put on the coax cable from roof aerial to aerial input of triax tri link. The amplifier signal wont be a problem will it...?

            Also, the 3.5mm ir transmitters you get with the triax and also the tvlink plus, is it possible to buy these little transmitters seperate...

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            • digicon
              V.I.P. Member
              • Jul 2009
              • 8261

              #51
              A normal standalone booster will never really improve a freeview signal it boosta all the crap as well as all the good at the same time, The only way to cure this is to have a good signal in the first place.

              A masthead will be ideal as your aerial is loft mounted so masthead in the loft and power supply right at the very end and then into the triax, try and get a variable masthead either 0-25db or at least 10-25db so you can adjust if needed.

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              • mrblue
                DK Veteran
                • Oct 2009
                • 568

                #52
                I do find it hard to believe that roof aerial direct into tv is a glitchy signal but if its goes into my slx4b then its perfect quality.

                Yep getting a variable 12-27db amp

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                • digicon
                  V.I.P. Member
                  • Jul 2009
                  • 8261

                  #53
                  Originally posted by mrblue
                  I do find it hard to believe that roof aerial direct into tv is a glitchy signal but if its goes into my slx4b then its perfect quality.

                  Yep getting a variable 12-27db amp

                  Without knowing your exact location, Transmitter, distance from transmitter, Local Interference and your Aerial is loft mounted instead of chimney/External mounting plus type of aerial. Without a meter we dont know what signal you are getting and all the other variables i have mentioned contribute to this.

                  As a ball park figure a loft mounted aerial can suffer loss in excess of between 15-25db compared to an external roof/chimney mount one.

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                  • mrblue
                    DK Veteran
                    • Oct 2009
                    • 568

                    #54
                    Have ordered a 12-27db amp so should do the trick.

                    Ive found somer ir extender cable...

                    [ame=http://www.amazon.co.uk/Marmitek-Eye-universal-extender-cable/dp/B000MBY1FC/ref=sr_1_1?ie=UTF8&qid=1353796707&sr=8-1]Marmitek IR Eye universal IR extender cable: Amazon.co.uk: Electronics[/ame]

                    Now, my bluedelta blaster does not have a 3.5mm jack but the casing opens up very easy, I wonder it is possible to solder to the ir sensor on the bluedelta board...

                    Would mean I can keep bluedelta hidden behind tv....

                    Comment

                    • mrblue
                      DK Veteran
                      • Oct 2009
                      • 568

                      #55
                      Picture of bluedelta board, I presume the two on the right hand side are the ir sensors and I can wire the 3.5mm cable to either one of these.

                      I just need to get polarity right way round and it should work.

                      The job is doable but should it work...?

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                      • mrblue
                        DK Veteran
                        • Oct 2009
                        • 568

                        #56
                        Forgot pic....
                        Attached Files

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