I think you mean an Organ? [Link-1] [http://www.hammondorganco.com/index.php?option=com_content&view=article&id=162&Itemid=161](http://www.hammondorganco.com/index.php?option=com_content&view=article&id=162&Itemid=161) [Link-2] [http://www.clavia.se/main.asp?tm=Products&clpm=Nord_C1_Organ](http://www.clavia.se/main.asp?tm=Products&clpm=Nord_C1_Organ) This are two examples of what I think you mean. Good luck with your search.