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re: DVB-T question

Comments

  • Registered Users, Registered Users 2 Posts: 4,568 ✭✭✭Gerry Wicklow


    This is cheaper and should also answer your questions.

    http://www.techtir.ie/reviews/mobidtv-dual-usb-dtt


  • Closed Accounts Posts: 7,134 ✭✭✭x in the city


    umm,

    how the hell does one actually buy that card? the web site is a joke, not even a contact number, no email address. nothing..!

    and searches on ebay returned zilch..

    :confused:


  • Closed Accounts Posts: 1,579 ✭✭✭Mr McBoatface


    umm,

    how the hell does one actually buy that card? the web site is a joke, not even a contact number, no email address. nothing..!

    and searches on ebay returned zilch..

    :confused:

    The site Gerry linked to is a Tech information/discussion site not an actual retailer.

    If you searched ebay for "MobiDTV Dual USB" with the "include title and description" button ticked you will get loads of returns. The cheapest buy now option is this one - http://cgi.ebay.ie/DUAL-FREEVIEW-DIGITAL-TVTUNER-USB-DONGLE-STICK-RECEIVER-/300521058206?pt=UK_Computing_Computer_Components_Graphics_Video_TV_Cards_TW&hash=item45f8736f9e. There are quite a few up for auction so you could get one cheaper.

    For answers to your question about UK and Irish TV read this - http://www.techtir.ie/saortv . Lots of info to digest


  • Closed Accounts Posts: 66 ✭✭timmydel1


    The site Gerry linked to is a Tech information/discussion site not an actual retailer.

    If you searched ebay for "MobiDTV Dual USB" with the "include title and description" button ticked you will get loads of returns. The cheapest buy now option is this one - http://cgi.ebay.ie/DUAL-FREEVIEW-DIG...item45f8736f9e. There are quite a few up for auction so you could get one cheaper.

    For answers to your question about UK and Irish TV read this - http://www.techtir.ie/saortv . Lots of info to digest
    jobyrne30 is offline Report Post Reply With Quote

    I bid on these unsuccessfully a few times over the past few days.Then the seller gave me a second chance offer for 12 sterling and 3.99 postage so approx €19 :) Buy it now price is about €31 so I am happy.Waiting for its arrival now.


  • Registered Users, Registered Users 2 Posts: 32,417 ✭✭✭✭watty


    umm,

    how the hell does one actually buy that card? the web site is a joke, not even a contact number, no email address. nothing..!

    and searches on ebay returned zilch..

    :confused:

    link on top line of site http://www.techtir.ie/contact
    Sensible emails get answered.
    Also questions on the site get answered.
    (It's got a Forum).
    TechTir
    Ireland's Technology Community Magazine: Bringing Technology Home.
    Home New! Articles Blogs Forums About Contact Us Log out

    The site often doesn't give vendor contact details for Reviews, thus ensuring they are impartial.

    There are cheaper USB sticks with a single tuner. But the Dual one allows true PVR when the 2nd Multiplex starts.
    I'm using it now on XP in DVBviewer with 2x PCI DVB-S2 (Technotrend S3200) Satellite cards also. Connected to LG 42LD450 HDTV via HDMI that itself does Saorview (Irish DTT) perfectly.

    See also www.saortv.info for attempt as less technical overview.

    One of the best sites on internet for Saorview is
    http://www.mpeg4ireland.com/


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  • Registered Users, Registered Users 2 Posts: 32,417 ✭✭✭✭watty


    The Clue is in name
    Terrestrial TV.

    When in Ireland you get Irish TV. In UK, British TV, in France, French TV.

    So unless you are in part of N.I. with roof top aerial and Irish reception, or on Welsh coast with big aerial pointed at Ireland, or IN Ireland, it won't receive Irish TV.


  • Registered Users, Registered Users 2 Posts: 1,759 ✭✭✭gtg60


    Would this allow me to pick up Irish TV in the UK, on my laptop...

    All these suggestions seem a bit pointless if you're in the UK, very few people can pick up Irish DTT from the UK and those that can would definitely need a decent external aerial and masthead amp.


  • Closed Accounts Posts: 7,134 ✭✭✭x in the city


    thanks for advice, i will give it a miss so.


  • Registered Users, Registered Users 2 Posts: 1,893 ✭✭✭j4vier


    i replied to the another thread
    but in case you missed it.. you need ,depending on your area, a connection
    to an arial outdoors , the small one is too weak and i live near the three rock signal


  • Registered Users, Registered Users 2 Posts: 1,673 ✭✭✭FREETV


    watty wrote: »
    The Clue is in name
    Terrestrial TV.

    When in Ireland you get Irish TV. In UK, British TV, in France, French TV.

    So unless you are in part of N.I. with roof top aerial and Irish reception, or on Welsh coast with big aerial pointed at Ireland, or IN Ireland, it won't receive Irish TV.
    Watty, I bought that mobi dual tuner dtv stick recently in an auction on ebay, won it for 6 Euros. How does one trick one of the third party software or total media 3.5 to record all of the stations on one or both multiplexes when launched please? Thanks Watty. I also have the single tuner model of that make. :)


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  • Registered Users, Registered Users 2 Posts: 32,417 ✭✭✭✭watty


    On DVBviewer there is an option to record the entire Multiplex (Entire Transport Stream).
    Also possible on VLC and ProgDVB.

    AFAIK not possible on Windows 7 MC or "Total Media 3.5".


  • Registered Users, Registered Users 2 Posts: 1,673 ✭✭✭FREETV


    watty wrote: »
    On DVBviewer there is an option to record the entire Multiplex (Entire Transport Stream).
    Also possible on VLC and ProgDVB.

    AFAIK not possible on Windows 7 MC or "Total Media 3.5".
    Thanks Watty, I will try it out later today. :)


  • Registered Users, Registered Users 2 Posts: 14,048 ✭✭✭✭Johnboy1951


    In case anyone has an interest, and uses Linux, I successfully streamed the entire mux on the LAN using - generally - the guide here

    http://angrytechnician.wordpress.com/2010/07/23/how-to-stream-every-channel-from-freeview-onto-your-network/

    Having only one mux to deal with made it all much less complicated, thankfully. :D

    The writer used Ubuntu and I used PCLinuxOS so it appears there is nothing peculiar to any distro.

    I used the cheapie dongle I bought - big thread in the Bargain Alerts section - with just the one tuner.

    Of course when the second mux comes on line I won't have the full selection available. If it is worth the effort at that time a small change in hardware will be called for it seems.

    It all worked very well ...... each PC on the LAN having the full selection of channels to choose from.

    regards.


  • Registered Users, Registered Users 2 Posts: 32,417 ✭✭✭✭watty


    Thanks. I've added that link here http://www.techtir.ie/node/1003625

    Just add another cheap tuner when 2nd mux starts!
    With a 2T byte drive you could record EVERYTHING (on rolling 1 week, overwriting unwanted over 1 week old content) and just browse what to watch and keep. No need to schedule or Series link :)


  • Registered Users, Registered Users 2 Posts: 14,048 ✭✭✭✭Johnboy1951


    The only negative I noticed is the LAN load, which I have not really investigated.

    It would be ideal if the individual channel broadcast could be started only when requested ....... having 17 channels broadcasting permanently seems to put a strain on the router/LAN
    but as I said I have not had any time to look at that aspect of things.

    Further playing with this is warranted methinks ;)

    regards


  • Registered Users, Registered Users 2 Posts: 32,417 ✭✭✭✭watty


    yes, you need 1Gbps Ethernet. It will serously load 100Mbps Ethernet. Don't even think about it on WiFi, not even 802.11n (250Mbps) unless only one client and very close to Airpoint.

    Use a separate 1Gbps Switch and only one Ethernet port on the Router (to connect Router or Router/Modem to switch, leave other Router ports unused). We did that here and LAN latency dropped by x20!


  • Registered Users, Registered Users 2 Posts: 14,048 ✭✭✭✭Johnboy1951


    watty wrote: »
    yes, you need 1Gbps Ethernet. It will serously load 100Mbps Ethernet. Don't even think about it on WiFi, not even 802.11n (250Mbps) unless only one client and very close to Airpoint.

    Use a separate 1Gbps Switch and only one Ethernet port on the Router (to connect Router or Router/Modem to switch, leave other Router ports unused). We did that here and LAN latency dropped by x20!

    I want to trial this set up with older gear I have about the place before I invest in anything new. So during the tests I will maybe just send two or three channels to prove it all out.
    At present I have a 'main' router to which a few PCs connect. Its wifi is used intermittently.
    I have available another router (maybe two) and an 8 port switch.

    What I have not been quite able to determine is, whether it matters if the TV server PC is connected to a subsidiary router or not.

    One could suppose that by default the routers would be issuing LAN IPs ....
    main ..... 192.168.3.xy
    sub ........ 192.168.2.xy

    Using multicast I would expect that any PC connected to either of the routers should be able to connect to the multicast address and display the chosen channel.

    I failed to get that working today, but it may be that some of the hardware is either not set up correctly or is not capable of correctly handling multicast.
    I used a ttl of 32 which I thought should ensure all PCs could connect.

    To return to your post ....... it seems to imply that only one router would be in the LAN, with one port used for the switch, and all PCs would then connect to the switch?

    I have never tried playing with this stuff previously so have only a hazy idea how it 'should' work.

    Any info or suggestion you might be able to provide (links for instance) would be appreciated.

    regards.


  • Registered Users, Registered Users 2 Posts: 32,417 ✭✭✭✭watty


    You can only have one router (easily) on one Network. Only one can be Gateway, only one can do DNS and only one can DHCP. If you are using the other "routers" as WiFi points, all router/DNS/DHCP etc features must be off.

    Make sure anything doing Transport stream serving or reading is on the 8 port switch.

    WiFi is always really per client (really unicast) even if the connection is Broadcast or Multicast.

    Your "server" has to support Multicast.

    Everything needs to be on one subnet. Unless everything using 2nd subnet is using static IPs you can't use two subnets on same physical network, and you can only have DHCP server running on ONE subnet on a single physical network.


  • Registered Users, Registered Users 2 Posts: 14,048 ✭✭✭✭Johnboy1951


    watty wrote: »
    You can only have one router (easily) on one Network. Only one can be Gateway, only one can do DNS and only one can DHCP. If you are using the other "routers" as WiFi points, all router/DNS/DHCP etc features must be off.

    Make sure anything doing Transport stream serving or reading is on the 8 port switch.

    WiFi is always really per client (really unicast) even if the connection is Broadcast or Multicast.

    Your "server" has to support Multicast.

    Everything needs to be on one subnet. Unless everything using 2nd subnet is using static IPs you can't use two subnets on same physical network, and you can only have DHCP server running on ONE subnet on a single physical network.

    Thanks .... will make adjustments.

    From what I had read I had understood that the multicast connection should have been available across multiple routers - if not limited by the TTL. That is what I was trying.

    regards


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