C.G. Conn Ltd., sometimes called Conn Instruments or commonly just Conn, was a United States manufacturer of musical instruments, especially brass instruments. In 1985 their Strobotuner division was bought by Peterson Electro-Musical Products, who continue to service their line of products.Assets of C.G. Conn were bought by Steinway Musical Instruments in 2000 and in January 2003 were merged with other Steinway properties into a subsidiary called Conn-Selmer.