fftest(1) General Commands Manual fftest(1) (NAME) fftest - (force-feedback) (SYNOPSIS) fftest (DESCRIPTION) fftest (force-feedback) . ! (OPTIONS) . (SEE ALSO) ffcfstress(1), ffmvforce(1), jstest(1). (AUTHORS) fftest Johann Deneux . Stephen Kitt / ( ). fftest . fftest March 8, 2009 fftest(1)