Which non-electronic musical instrument has the most complex design?
The classical organ is recognized as the most complex man-made device until the late 19th century, when it was displaced by the telephone exchange. Large pipe organs have seven keyboards, complex wind system and up to 20,000 pipes.
reach: rather globalhistory of technicshistoty of technicsmachinerymusical instrumentstechnology
+5 Very interesting! globalquiz.org