Listenable audio obit, including interviews with colleagues, on BBC Radio Five's Brief Lives programme on Sunday 11 December. Available to listen again for the next week or so.
Link at
http://www.bbc.co.uk/fivelive/listen/audioarchive.shtml, and you'll find it under news programmes about two thirds of the way down the page.
If link does not to work a search for Brief Lives from the Five Live homepage should find it.
Airbanda - Proud to be an anorak