The Notice Board for ex-BBC staff puts former colleagues in touch with each other and gives them a place to exchange thoughts and memories.
Another place to visit for former BBC staff, mostly studio managers, is the Old SMs site which has lots of group photos of training courses back to the 1960s.
The Institute of Professional Sound is a forum for all audio professionals, and is committed to providing training for its members in all aspects of audio operations.
The BBC Heritage web site has articles about the BBC's history, with archive clips and pictures.
The London Twin-Wave Broadcasting Station at Brookmans Park is described in a site based on a 1930 souvenir booklet published by the BBC.
The Washford Radio Museum in Somerset contains photographs and technical information about the Washford Transmitting Station, many items of early BBC equipment and a collection of around 150 radios, radiograms and televisions. The site is still under construction.
BBCeng.info is a site of recollections of BBC engineering from 1922 to 1997. Among other treats are downloadable PDFs of copies of Eng Inf, the quarterly newsletter for BBC engineering staff.
Ray White's site traces the engineering history of the Radiophonic Workshop at Maida Vale from its beginnings in the 1950s until its demise in the mid-90s.
Normal Stop features BBC World Service equipment and studio operations in Bush House from the late 1950s to the last transmission on 12th July 2012. Added September 2012.
The Stars of Wireless site, created by Roger Wilmut, features a number of recordings of radio performers from the 1920s and 30s. The site includes a selection of early broadcasting photographs including some of Savoy Hill. There are also adverts from the 20s and 30s as they appeared in the BBC Year Books.
Another section called "Fragments of an informal History of Broadcasting" includes a good overview of the development of audio recording in BBC Radio from the Blattnerphone to digits.
Roger has also posted some of his own photos, mostly of Bush House, here.
More photos taken at Bush House (in the 1960s) feature on Mike Baker's "Bakerlite" site. Areas shown include the control room, Green continuity and the VoA suite.
photos again, including Type B studios, and lots of TV OBs material on Ian
Fleming's Flickr pages.
Ian Richardson's Back to Bush House offers a collection of assorted BBC World Service publicity material and personal photographs and documents from about 1950 to 2000.
A huge array of Vintage Tape Recorders can be found here, including types used by the BBC.
One of the best sites dealing with the BBC's past was Arthur Dungate's Direct Television from Alexandra Palace. The site has been absent for some time but many thanks to Chris Booth who has restored it with Arthur's help. Well worth a visit.
The Alexandra Palace Television Society's aim is to preserve the oral and written history of the pioneers who inaugurated the world's first, regular, public high-definition television service from Alexandra Palace, North London, in 1936.
Alexandra Palace also features in the memories of Bob Taylor. He worked there from 1963 until News moved to Television Centre in 1969 and describes working practices in both places.
The Tech Ops Nostalgia Site features pictures and stories from 40 years of cameras, sound and lighting at BBC Television.
Another television site presents a record of BBC VT. Started to mark the 40th anniversary of videotape in the BBC in 1998 the site has many photographs from the age of sticky tape to that of digits.
Brian Summers is assembling a virtual museum of broadcast television cameras and associated equipment. Lots of technical data to be found here.
For a nostalgic look at the BBC Radio programmes of the 1950s visit The Radio Days site. The Brains Trust, Childrens' Hour, Dick Barton, Down Your Way, Have a Go, Mrs Dale, Workers' Playtime - they're all here, and many more.
An unofficial website dedicated to the music, musicians and staff who worked with the The Northern Dance Orchestra and its predecessor, the Northern Variety Orchestra, features memories and lots of photos.
If you're looking for used books, magazines and ephemera on all aspects of the history and technology of broadcasting, hi-fi and audio, visit Kelly Books.
A vast array of microphones can be seen on Stan Coutant's site.
Of particular relevance to BBC mics is a page of downloadable pdfs of STC brochures from 1963.
some early history of recording and other articles about 78 r.p.m records
see this page at the Centre for the History and Analysis of Recorded
Music site - follow the links in the section headed "Guide to 78s".
Hopefully we'll add some pages about BBC loudspeakers one day. Meantime, one of the best known designs, the LS3/5a, is celebrated at the Unofficial LS3/5a Support Site.
There's also a Yahoo Groups Site devoted to products designed by the late Spencer Hughes - the Spendor BC-I, BC-II, BC-III and variants. Also covers BBC speakers built under licence.
Away from broadcasting equipment, Steve Ostler's Radiocraft site is a useful starting point if you're interested in vintage radios. Steve provides a restoration service and the site includes a page (free to use) where radios can be bought and sold.
"Serving the anoraks of the world with text and information on the fascinating world of radio" says Keith Knight of his site Wireless Waffle.
The history of the UK radio licence is the subject of a site by Mark Jones, with examples from several decades.
OK, it's not radio and not even BBC but you might like to visit Bob Cotton's Lichfield Memories site. If you suffer from acrophobia please avert your eyes....
Philip Waterman has owned an unusual BBC vehicle for some thirty years. It's a Canadian Military Pattern Heavy Utility Personnel truck which is known to have been used in New York towards the end of World War 2. Philip has lovingly restored the vehicle and would welcome any information about it.
Another vehicle restoration project, of a colour TV mobile control room CMCR9 'North 3', is described here.