Difference between revisions of "Teletext"
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Teletext offers one-directional data transmission, broadcast via television signal. | Teletext offers one-directional data transmission, broadcast via television signal. | ||
| − | Most commonly, | + | Most commonly, Teletext decoders are built-in in (newer) television sets. Aside from that, there have been also Teletext interfaces for computers. |
== Teletext for CPC == | == Teletext for CPC == | ||
| − | * [[Teletext adaptor]] | + | * [[Teletext adaptor]] Teletext Adaptor ([[Microtext Ltd.]]) |
| − | * [[Volex TTX 2000a]] | + | * [[Volex TTX 2000a]] Teletext-Telesoftware Adaptor (Volex Electronics) |
| + | |||
| + | == Telesoftware == | ||
| + | |||
| + | Telesoftware was as service that allowed to download computer software, encoded in Teletext pages. Although no longer supported, Telesoftware recordings '''may be still found on VHS Video Cassettes'''. | ||
| + | |||
| + | * '''CEEFAX''' - The British BBC CEEFAX supported Telesoftware from 1983 to 1989 (mainly for BBC computers). | ||
| + | |||
| + | * '''ORACLE''' - The British Channel 4 ORACLE also supported Telesoftware (for different systems, including Amstrad. According to a [[_File:Volex Teletext Advert (Your Computer, March 1987).jpg|Volex Advert]], ORACLE also worked on broadcasting [[CP/M]] software). | ||
| + | |||
| + | == Pictures == | ||
| + | |||
| + | Here are few Teletext screenshots (not CPC screenshots, on CPC the font may have looked different, matching the standard 200 lines resolution). | ||
| + | |||
| + | <gallery> | ||
| + | File:CEEFAX News.gif|CEEFAX News | ||
| + | File:CEEFAX Weather.gif|CEEFAX Weather | ||
| + | File:CEEFAX Telesoftware.gif|CEEFAX Telesoftware (fragment of a listing) | ||
| + | File:ORACLE Farewell.gif|ORACLE Farewell | ||
| + | </gallery> | ||
== Weblinks == | == Weblinks == | ||
Revision as of 14:35, 12 August 2010
Teletext offers one-directional data transmission, broadcast via television signal.
Most commonly, Teletext decoders are built-in in (newer) television sets. Aside from that, there have been also Teletext interfaces for computers.
Teletext for CPC
- Teletext adaptor Teletext Adaptor (Microtext Ltd.)
- Volex TTX 2000a Teletext-Telesoftware Adaptor (Volex Electronics)
Telesoftware
Telesoftware was as service that allowed to download computer software, encoded in Teletext pages. Although no longer supported, Telesoftware recordings may be still found on VHS Video Cassettes.
- CEEFAX - The British BBC CEEFAX supported Telesoftware from 1983 to 1989 (mainly for BBC computers).
- ORACLE - The British Channel 4 ORACLE also supported Telesoftware (for different systems, including Amstrad. According to a
, ORACLE also worked on broadcasting CP/M software).
.jpg)
Pictures
Here are few Teletext screenshots (not CPC screenshots, on CPC the font may have looked different, matching the standard 200 lines resolution).
CEEFAX News
CEEFAX Weather
CEEFAX Telesoftware (fragment of a listing)
ORACLE Farewell
