Hi Ian On one of the websites about DAB radio they reckon 1 megabyte = 1 minute of recording in MP3 format, approximately. I have no idea if this is correct. Pele ** To leave the list, send a message to:- ** access-uk-request@xxxxxxxxxxxxx ** and in the Subject line type ** unsubscribe ** For other list commands such as vacation mode, send a message, to ** access-uk-request@xxxxxxxxxxxxx with the Subject:- faq