[HN Gopher] Teletext Archive - open repository for teletext reco...
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Teletext Archive - open repository for teletext recoverers
Author : zaiste
Score : 59 points
Date : 2021-12-21 16:57 UTC (6 hours ago)
(HTM) web link (archive.teletextarchaeologist.org)
(TXT) w3m dump (archive.teletextarchaeologist.org)
| danuker wrote:
| BBC1 - Saturday 30 August 1975
|
| https://archive.teletextarchaeologist.org/Pages/List/30
| marton_s wrote:
| How does one "recover" teletext data, you may wonder.
|
| Apparently, there is software for extracting teletext signal
| recorded on VHS tapes with the help of a video capture hardware:
| https://github.com/ali1234/vhs-teletext
|
| What amazingly strange hobbies people have!
| bencollier49 wrote:
| Teletext was a big deal in the UK, especially for people of a
| certain age. The computer games "mag", "Digitiser" was quite
| central to games culture in the 90s.
|
| I'm grateful to them for saving it!
| bennysomething wrote:
| Haven't read the article yet, came here to search comments to
| see if anyone mentioned digitiser! Loved that mag. Mr biffo
| now writes a monthly bit in UK retro gamer.
| a-dub wrote:
| looking closely at the software, what they've done is pretty
| remarkable. due to loss in recording, the author home spun some
| pretty clever reconstruction techniques that start to look
| vaguely ml'ish.
|
| which is kind of the joke i guess. a lot of what people call ml
| and ai has been used for noisy signal decoding for a long, long
| time.
| aarroyoc wrote:
| I think that's not possible on DVB-T (yes, there are countries
| like mine where DVB-T is used with Teletext). I wonder what are
| the options to recover teletext from today digital TV.
| grim_fandango wrote:
| It is possible on DVB-T and DVB-S, and it's possible to
| extract the teletext service from the transport streams.
| phh wrote:
| A standard dvb dongle with tsduck to extract specifically the
| teletext pid should do the trick. You can also use tsduck and
| hides modulator to inject your own teletext to your tv. Or
| you could use it to inject a HbbTV web page and do whatever
| you want. Like including a teletext JS emulator.
| DaiPlusPlus wrote:
| I believe DVB-T still supported "analogue" teletext, but
| DVBs-own-telext is known as MHEG
| https://en.wikipedia.org/wiki/MHEG-5
|
| ...and I've no idea :)
| FrostKiwi wrote:
| "An error occurred while processing your request." Hacker news
| proves to be a prime DDOS service with competitive pricing once
| more.
| grim_fandango wrote:
| Now fixed, thanks for the heads up!
| neonate wrote:
| http://web.archive.org/web/20211030192625/https://archive.te...
| daninet wrote:
| Hungary's public television channels still use teletext and it's
| also available online: https://www.teletext.hu/
| ris wrote:
| For a few years now I have been trying to resist filling my
| room/house with old VHS tapes for this purpose. This missing
| piece of the puzzle is not making it any easier.
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(page generated 2021-12-21 23:01 UTC)