Eutelsat 16A Problems

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  • neil0129
    Member
    • Sep 2010
    • 50

    #1

    Eutelsat 16A Problems

    Hi, im having problems picking up some channels on Eutelsat 16A. I have a 65cm and based in south east of UK. I am able to pick up all channels on the Europe A beam, but nothing at all on the B beam, which includes Tring.
    Looking at footprints it looks like if i can pick up the A beam i should be able to pick up B?

    Any ideas why im not able to get a signakl on any B beam channels?
  • Nutsandbolts
    DK Veteran
    • Oct 2011
    • 1168

    #2
    Hi. In London i can pick up these channels with a 1m dish. I think a 65cm dish may be too small. How did you tune the channels normal scan or blind scan? Remember if you did a normal scan you may have wrong frequencies in receiver. Try blind scan and see how many you get. If you only get a few then you know its a dish size or alignment problem. Regards.

    Comment

    • ramjet
      DK Veteran
      • Nov 2008
      • 2995

      #3
      here in the north west I find the tring channels seem to be higher signals than many others on my 1.1 metre triax dish with inverto ultrablack lnb

      so I too am of the opinion that your dish may be too small, but on the other hand it may be something else as all the channels on that 16e position have improved since the brand new eutelsat W3C satellite entered service last autumn

      try a manual scan on tring on 11283V 27500 as I get tring sport 1 at 72% signal and 84% quality

      Comment

      • mdt
        V.I.P. Member
        • Feb 2009
        • 3034

        #4
        Originally posted by neil0129
        Hi, im having problems picking up some channels on Eutelsat 16A. I have a 65cm and based in south east of UK. I am able to pick up all channels on the Europe A beam, but nothing at all on the B beam, which includes Tring.
        Looking at footprints it looks like if i can pick up the A beam i should be able to pick up B?

        Any ideas why im not able to get a signal on any B beam channels?


        according to the footprint maps the euro-b beam is 1db stronger than the euro-a beam... have you ever picked up the euro-b beam??? im thinking your dish could be slightly out... even though the footprint maps/dish size guides are saying your dish is sufficent you have no room for error or not much rain faid margin but saying that ive found the footprint maps always tend to be on the optamistic side, you could also try ajusting the skew and the forward/backward position of the lnb in its holder, regards mdt
        Attached Files
        DM800HDSE SIM 2.10. SSL84D OPEN-ATV ORBITAL 80CM/DARK MOTOR/IBU/53E-30W

        Comment

        • dick b
          V.I.P. Member
          • Jun 2009
          • 2462

          #5
          you still need very good alignment for 16E even though they have increased power and your really pushing your luck with a small dish.

          Comment

          • neil0129
            Member
            • Sep 2010
            • 50

            #6
            yeah i realise my dish is a bit on the small side for this satellite, but im getting Europe A beam fine so i thought i would pick up Europe B too as like someone said, going by the footprint, this beam is a stronger signal then europe A.

            what's the diff between a blind scan and a normal scan, how do i do a blind scan on a DM800?

            Comment

            • Nutsandbolts
              DK Veteran
              • Oct 2011
              • 1168

              #7
              Hi. I dont have a DM800 but the difference between the two is as follows: A normal scan will scan the TP (frequencies) preset in the receiver, usually a receiver from new will have incorrect or out of date TP's. A blind scan will tune in all TP's available for your receiver.Obviously for both scans your dish needs to be properly aligned in the first place. What i do before a blind scan is to delete all current TP's and let the blind scan insert new and up to date TP's. Regards.

              Comment

              • mdt
                V.I.P. Member
                • Feb 2009
                • 3034

                #8
                Originally posted by neil0129
                yeah i realise my dish is a bit on the small side for this satellite, but im getting Europe A beam fine so i thought i would pick up Europe B too as like someone said, going by the footprint, this beam is a stronger signal then europe A.

                what's the diff between a blind scan and a normal scan, how do i do a blind scan on a DM800?

                you cant do a blind scan on a dm800 as the blind scan plug-in is only available for the dm800se afaik although it may have changed recently, regards mdt
                DM800HDSE SIM 2.10. SSL84D OPEN-ATV ORBITAL 80CM/DARK MOTOR/IBU/53E-30W

                Comment

                • Manic01
                  Banned
                  • Dec 2008
                  • 5117

                  #9
                  Blind scan is for feed hunters really, it fills the stb up with rubbish as well as good stuff.

                  Comment

                  • RuberDuck
                    Banned
                    • Sep 2010
                    • 1724

                    #10
                    Originally posted by neil0129
                    yeah i realise my dish is a bit on the small side for this satellite, but im getting Europe A beam fine so i thought i would pick up Europe B too as like someone said, going by the footprint, this beam is a stronger signal then europe A.

                    what's the diff between a blind scan and a normal scan, how do i do a blind scan on a DM800?
                    Try generating a new satellites.xml file from here.
                    Code:
                    http://satellites-xml.org/
                    make sure it contains all the satellites you want to receive and also select the "Only active" option in the transponders tick box.

                    FTP this file to /etc/tuxbox on your receiver and reboot it. then try scanning again to see if it picks any thing more up, but as the others have pointed out your dish may be just a little too small.

                    Comment

                    • Nutsandbolts
                      DK Veteran
                      • Oct 2011
                      • 1168

                      #11
                      Hi Manic. What do you mean blind scan fills your stb with rubbish? Surely if you do a normal scan you get rubbish also. I find difference between normal scan and blind scan is under normal scan if you have only 10 TP's in your list it will scan ONLY those 10 - if they are valid. Under blind scan it will scan ALL TP's regardless and gives a much better choice. Of course you can always delete the rubbish you dont want. Also what may be rubbish to you may not be to others. Everyone has different tastes. People use blind scans for all sorts of reasons. In your opinion is there a receiver that gives better results using blind scans than others or are they all the same??? Take care.

                      Comment

                      • mdt
                        V.I.P. Member
                        • Feb 2009
                        • 3034

                        #12
                        Originally posted by Nutsandbolts
                        Hi Manic. What do you mean blind scan fills your stb with rubbish? Surely if you do a normal scan you get rubbish also. I find difference between normal scan and blind scan is under normal scan if you have only 10 TP's in your list it will scan ONLY those 10 - if they are valid. Under blind scan it will scan ALL TP's regardless and gives a much better choice. Of course you can always delete the rubbish you dont want. Also what may be rubbish to you may not be to others. Everyone has different tastes. People use blind scans for all sorts of reasons. In your opinion is there a receiver that gives better results using blind scans than others or are they all the same??? Take care.

                        blind scans pick up data feeds and ota streams for different stb,s as well as mcpc txp,s and the scpc txp,s used mainly(but not all) for feeds/turn arounds and can quickly fill up the stb,s database. if you must use a blind scan to find a perticular channel/transponder then limit the scan range to just below and above the desired frequency, regards mdt
                        DM800HDSE SIM 2.10. SSL84D OPEN-ATV ORBITAL 80CM/DARK MOTOR/IBU/53E-30W

                        Comment

                        • ramjet
                          DK Veteran
                          • Nov 2008
                          • 2995

                          #13
                          I never use blind scan at all, I am far more selective and tend to use a channel list from a preferred supplier and then use manual scan selectively to make changes as transponders change or channels move transponders so by keeping an eye on forums and transponder updates I selectively change my lists to suit the new information, deleting old unused transponder and channels to keep the list tidy

                          by doing this I also ensure that I do not exceed the total allowed limits for transponders and channels which used to be essential when boxes only allowed a few thousand channels and a few hundred transponders. a blind scan on a motorised system can soon exceed those limitations. its also less work to be selective in what you scan

                          I have never needed it in the past and dont foresee using it in the future even if my boxes supported it
                          Last edited by ramjet; 7 May, 2012, 18:24.

                          Comment

                          • Nutsandbolts
                            DK Veteran
                            • Oct 2011
                            • 1168

                            #14
                            Hi. Thanks for your comments. This is the reason why before doing a blind scan i always delete current TP's so as not to fill up the STB. Basically i like to get my receiver to do the work rather than me having to input TP's manually. Take care.

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