1
general::
Phrase(s): run the gamut
to cover a wide range [from one thing to another]. • She wants to buy the house, but her requests run the gamut from expensive new carpeting to completely new landscaping. • His hobbies run the gamut from piano repair to portrait painting.
McGrawhill's American Idioms And Phrasal Verbs
2
general::
Extend over an entire range, as in His music runs the gamut from rock to classical. This expression alludes to the medieval musical scale of Guido d'Arezzo, gamut being a contraction of gamma and ut, the lowest and highest notes respectively. [Mid-1800s]
American Heritage Idioms