BBC Domesday and the Domesday86 Project


Domesday86 is a project that aims to recreate the experience of the original BBC Domesday project using modern hardware and software. On this site you will find a growing collection of documentation for the original Acorn/BBC Domesday project as well as details of the Domesday86 project itself.  If you would like to read more about the BBC Domesday system or Continue reading BBC Domesday and the Domesday86 Project

Domesday Duplicator documentation has moved

The documentation for the Domesday Duplicator board and associated software has been moved to GitHub. The documentation is now available in the project repositories wiki pages in order to keep the relevant documentation and software together. The GitHub wiki is available here

Domesday LaserDisc images preserved on the Internet Archive

A number of original BBC Domesday AIV LaserDisc sets have been archived in the Internet Archive. These images are LaserDisc samples created using the Domesday Duplicator and suitable for decoding using ld-decode. All images have been captured using calibrated equipment and, where multiple copies are available, can be median-stacked to produce high-quality video, audio and data. For details and links Continue reading Domesday LaserDisc images preserved on the Internet Archive

British Garden Birds

A new page has been added about the BBC VideoBook “British Garden Birds” which was narrated by Sir David Attenborough. This disc is widely considered to be the forerunner of the BBC Domesday project due to the inclusion of data on the LaserDIsc in the form of teletext:

Domesday86 presentation for ABUG

The Domesday86 project recently gave a presentation about the project and the current progress for a virtual ABUG (Acorn and BBC micro user group) meeting. You can view the presentation online from ABUG’s website by following the link below in this post: The Domesday86 project ABUG Presentation – Part I The Domesday86 project ABUG Presentation – Part II

ld-decode Revision 6 released!

After many months of intensive development, ld-decode rev6 is now released. Project details are available on the wiki: Amongst the many new features are: ld-decode processing speed greatly improved ld-decode and ld-decode tool multithreading support Direct support for compressed RF disc images in ld-decode Lots (and lots) of bug fixes Improved TBC NTSC Analog audio improvements PAL Analogue audio Continue reading ld-decode Revision 6 released!

Domesday data collection

In order to create the Domesday Community LaserDiscs over 9,000 schools contributed text articles, pictures and captions to the BBC project. This article details the process of both collecting the data at the schools and collating the data ready for inclusion onto the LaserDisc itself. Domesday86 was contacted by Bertil Schou who kindly provided a wealth of documentation and information Continue reading Domesday data collection

ld-decode revision 5 released!

Hot on the heels of revision 4 comes the latest iteration of ld-decode including many new features including digital audio and data decoding support. For a complete breakdown of the (several hundred) commits to github, please see the github repository for the project. The following list is a summary of the improvements and new features: Improved MTF handling in ld-decode Continue reading ld-decode revision 5 released!

ld-decode revision 4 released!

A new release of ld-decode is now available from the project github: Some of the many new features include: Accurate dropout detection in ld-decode using pre- and post-filtered decodes Improved dropout correction supporting inter-field replacement Intelligent line and sub-line video combination (combine video data from multiple disc sources) Improved NTSC 3D comb filter Improved YIQ to RGB colour-space conversion Continue reading ld-decode revision 4 released!