"Simple 12 db low pass filter. This filter uses 2 BC547 NPN transistor and a stereo 100k pot for the cutoff, instead of the pot. it's possible to use 2 photo resistorse. This filter can operate from 5 to 12 volt for simple application. I've developed it with Peppo at LEP lab in Milano."
No comments:
Post a Comment
Note: comments that insult people will be removed. Critique on gear is allowed. Do not ask if listings are still available. Click through auction links to check yourself. Posts and pics remain for historical purposes. To reduce spam, comments for posts older than one week are not displayed until approved (usually same day).