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first sub
first subwoofer was developed during the 1960s by Ken Kreisel -
making it better
ken kreisel bettered and improved his sub desighn -
first use
The first use of a subwoofer in a recording session was in 1973 mixing the steely dan album -
showing useful
Subwoofers received a lot of publicity in 1974 in the movie Earthquake which was released in Sensurround -
sensourround
17 U.S movie theaters had sensourround -
more sensourround
by 1976 almost 300 movie theaters had sensourround -
rollercoster
sensourround and subs was used in the movie rollercoster in 1977 -
growing in popularitiy
by 1980 subwoofers grew alot in popularity and more people were wanting them