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Saorview retune before 4th March 2020

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Comments

  • Registered Users, Registered Users 2 Posts: 448 ✭✭Gamayun


    Apologies if I'm re-treading ground already covered but I'm a still a little confused.

    For me RTÉ1 has the Viewer Advisory warning in the EPG.

    According to the Saorview site the change for me is the following:
    Channels:
    Before Sept: 45, 49
    From Sept: 45, 39
    
    Polarization: H
    Direction (degrees): South West (207)
    Distance: 8 km
    
    Box: Amiko Mini HD, indoor aerial

    In the 'Terrestrial Installation' menu all three channels (39,45 and 49) show as strong signals (level 100%, quality 90%).

    A TP scan of CH49 (being retired) results in no change.
    A TP scan of CH45 results in no change.
    A TP scan of CH39 results in fewer channels, with RTÉ1 and VM3 missing

    So it looks like channel 45, which works, is remaining and should be fine. So why am I seeing the warning?
    Do I have to do anything? Any advice welcome.


  • Registered Users, Registered Users 2 Posts: 4,111 ✭✭✭Digifriendly


    Which transmitter are you receiving Saorview from?


  • Registered Users, Registered Users 2 Posts: 16,109 ✭✭✭✭The Cush


    Which transmitter are you receiving Saorview from?

    Spur Hill, Cork

    Gamayun wrote: »
    A TP scan of CH49 (being retired) results in no change.
    A TP scan of CH45 results in no change.
    A TP scan of CH39 results in fewer channels, with RTÉ1 and VM3 missing

    So it looks like channel 45, which works, is remaining and should be fine. So why am I seeing the warning?
    Do I have to do anything? Any advice welcome.

    As the Amiko isn't Saorview approved it's storing the channels from all available frequencies including the one switching off next month, a Saorview receiver would ignore the old frequency and the channels carried.

    Can you delete CH49 and do a manual retune of CH39 and CH45 only?


  • Registered Users, Registered Users 2 Posts: 448 ✭✭Gamayun


    The Cush wrote: »
    Can you delete CH49 and do a manual retune of CH39 and CH45 only?


    By deleting all and manually rescanning only one CH I see:

    CH39 only : Not all Irish channels come through, RTÉ1 and Virgin Media 3 are missing
    CH45 only : Perfectly fine, receives all the channels, but RTÉ1 and 2 still have the EPG advisory message

    According to the Saorview site CH45 is staying in place for my transmitter, so I don't see why I am seeing the advisory message if I can get all the channels I need from CH45.

    I will leave it set with the CH45 channels only for now.

    Is it possible that I, and others on this transmitter, are seeing the EPG message in error, and there is nothing that needs to be done?


  • Registered Users, Registered Users 2 Posts: 14,089 ✭✭✭✭Johnboy1951


    Gamayun wrote: »
    By deleting all and manually rescanning only one CH I see:

    CH39 only : Not all Irish channels come through, RTÉ1 and Virgin Media 3 are missing
    CH45 only : Perfectly fine, receives all the channels, but RTÉ1 and 2 still have the EPG advisory message

    According to the Saorview site CH45 is staying in place for my transmitter, so I don't see why I am seeing the advisory message if I can get all the channels I need from CH45.

    I will leave it set with the CH45 channels only for now.

    Is it possible that I, and others on this transmitter, are seeing the EPG message in error, and there is nothing that needs to be done?

    All the stations are not transmitted on one channel/mux/frequency ..... they are divided across two muxes on each transmitter.

    To get all stations transmitted you must use two channels/muxes/frequencies.

    Maybe you are picking up more than one transmitter?


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  • Registered Users, Registered Users 2 Posts: 623 ✭✭✭TAFKAlawhec


    The Cush wrote: »
    It doesn't correspond to the colour coding used in these islands so difficult to know what group it is. Change of aerial is only be considered if you are having reception issues with your current aerial.

    Blue is used as an alternative colour to brown in some cases for Group E UHF aerials. So designed for RF channels E35 to E68 (some very old versions >25 y.o. are E39 to E68).


  • Registered Users, Registered Users 2 Posts: 2,420 ✭✭✭Antenna


    All the stations are not transmitted on one channel/mux/frequency ..... they are divided across two muxes on each transmitter.

    To get all stations transmitted you must use two channels/muxes/frequencies.

    Maybe you are picking up more than one transmitter?

    No 39, 45, and 49 are from the same transmitter Spur Hill. 39 is replacing 49 (which has advisory notices) so both 39 and 45 needed for all channels.

    If the replacement 39 gives reception trouble it may be due to a legacy Group C/D aerial from analogue (39 well out of group) and need replacement.


  • Registered Users, Registered Users 2 Posts: 465 ✭✭Ben Done


    Sorry folks, have tried reading a bit, and the Saorview checker, but I still can't figure out what's happening.

    Nearest transmitter is Clermont.
    Tried to rescan channels but the Irish ones still have a dot at the end of the name..

    Would I be right in saying that the aerial will need to be replaced in this case?

    We get Freeview channels perfectly here, if that's of any relevance..


  • Registered Users, Registered Users 2 Posts: 448 ✭✭Gamayun


    All the stations are not transmitted on one channel/mux/frequency ..... they are divided across two muxes on each transmitter.

    Ah, OK. That makes sense. I must have confused the CH numbers last night, sorry for the confusion.
    I just deleted all Irish stations again and scanned CH39 and CH45.
    They both find the exact same stations. With RTÉ1, VM3 and TG4 missing.
    Those missing stations are on the soon-defunct CH49.
    Antenna wrote: »
    If the replacement 39 gives reception trouble it may be due to a legacy Group C/D aerial from analogue (39 well out of group) and need replacement.

    Both CH39 and CH45 show as: Level 100%, Quality 90%.
    Does this mean that my aerial is OK for this channel range (i.e is group B)?
    Or could it be the case that the aerial is C/D but still registers the signal from CH39 (but cannot get all stations)?

    My indoor aerial (One For All SV9360 R01 DVB-T Active VHF/UHF Antenna) gives no indication of it's specs unfortunately.


  • Registered Users, Registered Users 2 Posts: 16,109 ✭✭✭✭The Cush


    Blue is used as an alternative colour to brown in some cases for Group E UHF aerials. So designed for RF channels E35 to E68 (some very old versions >25 y.o. are E39 to E68).

    Also back in 2012 in a proposal for new aerial groups post-800MHz clearance a new Group H blue tip aerial was on the drawing board, they eventually settled on Group T white tip - https://www.boards.ie/vbulletin/showthread.php?p=79088372


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  • Registered Users, Registered Users 2 Posts: 16,109 ✭✭✭✭The Cush


    Gamayun wrote: »
    I just deleted all Irish stations again and scanned CH39 and CH45.
    They both find the exact same stations. With RTÉ1, VM3 and TG4 missing.
    Those missing stations are on the soon-defunct CH49.

    See here for the services carried on each of the frequency-channels/multiplexes - http://www.digitalbitrate.com/dtv.php?liste=2&live=15&lang=en . That page show the services carried on the Kippure and Three Rock transmitters but is the same for all transmitters nationwide.

    As you can see from the list RTÉ One/VM3 (Mux2) are carried on a different multiplex to TG4 (Mux1). I don't understand why you are missing some channels from each multiplex because when you receive a multiplex all services should be stored by default unless there is an issue with your receiver.

    Spur Hill: Mux1 - CH45, new Mux2 - CH39, old Mux2 - CH49
    Gamayun wrote: »
    Both CH39 and CH45 show as: Level 100%, Quality 90%.
    Does this mean that my aerial is OK for this channel range (i.e is group B)?
    Or could it be the case that the aerial is C/D but still registers the signal from CH39 (but cannot get all stations)?

    My indoor aerial (One For All SV9360 R01 DVB-T Active VHF/UHF Antenna) gives no indication of it's specs unfortunately.

    Signal levels are perfect for both muxes/frequency-channels so you should have no problem receiving all services from both muxes. That one-for-all is probably wideband, covering the full range of frequencies.

    Missing channels could indicate an issue with your receiver.


  • Registered Users, Registered Users 2 Posts: 16,109 ✭✭✭✭The Cush


    Ben Done wrote: »
    Nearest transmitter is Clermont.
    Tried to rescan channels but the Irish ones still have a dot at the end of the name..

    Would I be right in saying that the aerial will need to be replaced in this case?

    We get Freeview channels perfectly here, if that's of any relevance..

    Could be your aerial, Clermont Carn (42 & 45) was Group C/D (48 – 68) green tip aerial but has now moved down the frequency band which is now covered by a Group K (21 – 48) silver/grey tip aerial.

    http://www.2rn.ie/wp-content/uploads/2019/09/2RN-DTT-Television-Transmission-Network-Sept-2019-Rev.1.2.pdf


  • Registered Users, Registered Users 2 Posts: 497 ✭✭Elvis Hammond


    Ben Done wrote: »
    ... Nearest transmitter is Clermont.
    Tried to rescan channels but the Irish ones still have a dot at the end of the name..

    Would I be right in saying that the aerial will need to be replaced in this case?

    An aerial that works for the original Clermont Carn frequencies should be alright for the new ones. Try a manual tune of chs. 42 & 45 (642 & 666 MHz).


  • Registered Users, Registered Users 2 Posts: 465 ✭✭Ben Done


    An aerial that works for the original Clermont Carn frequencies should be alright for the new ones. Try a manual tune of chs. 42 & 45 (642 & 666 MHz).


    That seems to have done the trick!


    The dots at the end of the channel names have gone, and the advisory message too.


    Many thanks for your help, King :)


  • Registered Users, Registered Users 2 Posts: 499 ✭✭Sneachta


    Hi all,
    I have the Blazer HD400 and the epg for the Irish channels is messed up.

    Could someone please advise on how to fix this. I can't find a manual or a video for this box.


  • Registered Users, Registered Users 2 Posts: 16,109 ✭✭✭✭The Cush


    Sneachta wrote: »
    I have the Blazer HD400 and the epg for the Irish channels is messed up.

    Could someone please advise on how to fix this. I can't find a manual or a video for this box.

    A lot of these cheap receivers have a similar tuning menu structure, is it in anyway like this 4IFE SV-400 or this Blazer HD 705


  • Registered Users, Registered Users 2 Posts: 771 ✭✭✭vidapura


    I'm using the LG tv that has a satellite tuner and a freeview tuner.
    I set it up with the location set to Uk for Satellite so I get freesat channels and working epg.. and then have location set to ireland for the app store so I get the irish players...

    This way I get the saorview 7 day epg and the freesat 7 day epg for the UK channels...

    S'how some nice people on boards helped me get set up to have workng EPGs on the tv...
    When I get around to affording an enigma box I can take a differnt approach..
    The Cush wrote: »
    48 is the UHF number which corresponds to a frequency the channels are transmitted on.

    801, 804 are the channels LCNs (logical channel numbers). The numbers given to channels by the broadcaster or allocated by the receiver as to where they sit within the TV epg/guide.

    What receiver are you using? The numbers from 800 upwards are only allocated when the TV/receiver that scans for channels is setup with UK as its country/region. A receiver setup with Ireland as the country will store then in their proper positions from 1, 2, etc., see the attached.

    DTT-Channels-Frequencies.jpg


  • Registered Users, Registered Users 2 Posts: 4,111 ✭✭✭Digifriendly


    Any reason above table doesn't cover the whole UHF frequency span up to C68?


  • Registered Users, Registered Users 2 Posts: 16,109 ✭✭✭✭The Cush


    Any reason above table doesn't cover the whole UHF frequency span up to C68?

    It only covers the existing broadcasting band and from March 4th will be further reduced, UHF21 - UHF 48.

    IIRC the original UHF band from the early 1960's Stockholm Agreement was up to UHF82.


  • Registered Users, Registered Users 2 Posts: 153 ✭✭copper04


    I have a Sony KDl9005 Android TV. Outside UHF aerial pointing correct direction. I can see the Maghera transmission site in the far distance, maybe 40Kms. I have retuned both in normal and full range but still getting advisory message. The new ch's are suppose to be 46 and 48 but after retune they are showing no transmisson on my TV.
    I saw a suggestion to do a retune with the aerial disconnected to delete existing ch's. Did that but still same advisory message on all ch's except TNG.
    Anyone got any suggestions apart from the aerial which was indoors for years and worked fine so signal strength should not be a problem.
    Thanks


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  • Registered Users, Registered Users 2 Posts: 4,111 ✭✭✭Digifriendly


    The Cush wrote: »
    It only covers the existing broadcasting band and from March 4th will be further reduced, UHF21 - UHF 48.

    IIRC the original UHF band from the early 1960's Stockholm Agreement was up to UHF82.

    Does existing UHF band not still include C60 as Com 8 from Divis is on it at present?
    Also from March 4 Com 7 and Com 8 from Divis will both be in the 50's.


  • Registered Users, Registered Users 2 Posts: 16,109 ✭✭✭✭The Cush


    Does existing UHF band not still include C60 as Com 8 from Divis is on it at present?
    Also from March 4 Com 7 and Com 8 from Divis will both be in the 50's.

    South of the border UHF60 wasn't allocated to any of the existing sites but could be used in a 6 mux service which of course never happened, it effectively became a guard band between broadcasting and 4G services. Different for the UK because of the greater requirement for broadcasting.

    Interim Com 7 and 8 mux will be gone within the next 2 years.


  • Registered Users, Registered Users 2 Posts: 4,111 ✭✭✭Digifriendly


    The Cush wrote: »
    South of the border UHF60 wasn't allocated to any of the existing sites but could be used in a 6 mux service which of course never happened, it effectively became a guard band between broadcasting and 4G services. Different for the UK because of the greater requirement for broadcasting.

    Interim Com 7 and 8 mux will be gone within the next 2 years.

    Sorry as I thought UK and ROI were totally in synch re DTT broadcasting frequency band.
    I think removal of Com 7/8 are very likely but not totally certain. There is still some debate that I have seen re their future on Digital Spy.


  • Registered Users, Registered Users 2 Posts: 497 ✭✭sliabh 1956


    I have re-tuned my windows media centre a few times but I still keep getting the same message about Viewer Advisory I am in the Mahera transmitter region any advice would be grateful. I am beginning to miss programmes i have set to record as the progamme due to record is gone from the menu


  • Registered Users, Registered Users 2 Posts: 497 ✭✭Elvis Hammond


    copper04 wrote: »
    I have retuned both in normal and full range but still getting advisory message. The new ch's are suppose to be 46 and 48 but after retune they are showing no transmisson on my TV.
    I saw a suggestion to do a retune with the aerial disconnected to delete existing ch's. Did that but still same advisory message on all ch's except TNG...

    By 'normal and full', do you mean you tried manual scan of a single frequency, as well as an auto scan of the full TV band?

    Channel 48 was already in use at Maghera. ('TNG' is on it.) Can't see why you wouldn't get ch. 46.


  • Registered Users, Registered Users 2 Posts: 16,109 ✭✭✭✭The Cush


    Sorry as I thought UK and ROI were totally in synch re DTT broadcasting frequency band.
    I think removal of Com 7/8 are very likely but not totally certain. There is still some debate that I have seen re their future on Digital Spy.

    The UK and Ireland are in sync as regards the regular broadcasting band 21-48 but the UK has decided to temporarily place the interim muxes in the 700MHz (5G) duplex gap. This piece of spectrum will eventually be auctioned for SDL most likely. While used for broadcasting the interim muxes cannot interfere with the primary licenced mobile services adjacent.

    700-mhz-bandplan-uhf-vs-mobile.png


  • Registered Users, Registered Users 2 Posts: 16,109 ✭✭✭✭The Cush


    I have re-tuned my windows media centre a few times but I still keep getting the same message about Viewer Advisory I am in the Mahera transmitter region any advice would be grateful. I am beginning to miss programmes i have set to record as the progamme due to record is gone from the menu

    This as far as I can see is an issue with non-Saorview certified receivers as they don't reject the duplicate services carried on the old frequency and are causing issues. These issues should disappear on March 4th next when the old frequencies are switched off.


  • Registered Users, Registered Users 2 Posts: 499 ✭✭Sneachta


    The Cush wrote: »
    A lot of these cheap receivers have a similar tuning menu structure, is it in anyway like this 4IFE SV-400 or this Blazer HD 705

    Thanks for your help. I can get to the Terrestrial Scan but it doesn't give an opton for Ireland. Choosing the UK finds no channels. Choosing Poland does a scan but when it finishes the channels still aren't showing the epg for Irish channels.


  • Registered Users, Registered Users 2 Posts: 499 ✭✭Sneachta


    The Cush wrote: »
    This as far as I can see is an issue with non-Saorview certified receivers as they don't reject the duplicate services carried on the old frequency and are causing issues. These issues should disappear on March 4th next when the old frequencies are switched off.

    Does this apply to combo boxes also?


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  • Registered Users, Registered Users 2 Posts: 16,109 ✭✭✭✭The Cush


    Sneachta wrote: »
    I can get to the Terrestrial Scan but it doesn't give an opton for Ireland. Choosing the UK finds no channels. Choosing Poland does a scan but when it finishes the channels still aren't showing the epg for Irish channels.

    I'm surprised there isn't an Ireland option or similar considering that box is on sale thru https://www.satworld.ie/blazer-hd400.html


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