Posted by Wayne Parham on April 05, 2002 at 01:10:38

In Reply to: we don't need no stinking subject. posted by dbeardsl on April 05, 2002 at 00:07:01:

To limit VLF, use a steep high-pass filter set at or above fl. It's probably best to use an active filter, because components for a passive (speaker circuit) filter will be large and expensive.