Voice type in baroque operas. Except for a few very rare voices (such as the American male soprano Michael Maniaci or singers with a disorder such as Kallmann syndrome), singers called countertenors generally sing in the falsetto register, sometimes using their modal voice for the lowest notes. Historically, there is much evidence that the countertenor, in England at least, also designated a very high tenor voice, the equivalent of the French "haute-contre". Until about 1830, all male voices used some falsetto-type voice production in their upper range. Countertenor voices span a broad range, covering E3 to E5. Countertenor subtypes: Countertenors are often
Linköping University Male Voice Choir Linköping University Male Voice Choir Linköping University Male Voice Choir (Sw. "Linköpings Studentsångare", former "Linköpings Studentsångarförening Lihkören") is a Swedish male chorus founded in 1972, based in Linköping. The choir has produced many recordings and performed on national and international TV and radio channels. The choir has made many tours abroad such as: Denmark in 1980 and 1996 Finland in 1983, 1987, 1990, 1998, 2003 and 2005, United States in 1988, Jordan in 1989, Norway in 1977, 1993, 2001, 2004 and 2008, Great Britain in 1994, 2005, 2007 and 2010, Spain in 1996, Estonia in 1999 and 2014, South Africa