The AMSAT-UK 80m net is held every Sunday morning at 10am local time on a nominal frequency of 3.780 MHz (+/- QRM).
A YouTube clip of the net can be seen at
http://www.youtube.com/watch?v=UEhwOYOqjdo
An MP3 recording of the net can be heard at
http://www.ham-radio.ch/kits/sdr-radio.com/mp3/05-Feb-2012-1058%203.725MHz.mp3
You can listen to the Sunday AMSAT-UK net remotely using the web radio of Paul M0EYT in Poole, Dorset, UK via the Web Servers (Free) page at http://www.sdr-radio.com/
73 Trevor M5AKA
AMSAT-UK: http://www.uk.amsat.org/