Nov 25, 2006 #1 A Alwaleed2 Member level 3 Joined Jun 27, 2005 Messages 54 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,286 Activity points 1,660 how to avoid positive feedback in sound systems ? is there any circuitry for that or just organize the speaker system to avoid it
how to avoid positive feedback in sound systems ? is there any circuitry for that or just organize the speaker system to avoid it
Nov 25, 2006 #2 T throwaway18 Advanced Member level 2 Joined Jun 9, 2005 Messages 594 Helped 101 Reputation 202 Reaction score 24 Trophy points 1,298 Location Kent, UK Activity points 8,347 Frequency shift by +\-10Hz allows about 3dB increase in volume without feedback. Automatic notch filter allows 6-10dB volume increase before feedback. DSP echo cancelation allows maybe 30dB increase in volume before feedback.
Frequency shift by +\-10Hz allows about 3dB increase in volume without feedback. Automatic notch filter allows 6-10dB volume increase before feedback. DSP echo cancelation allows maybe 30dB increase in volume before feedback.
Nov 26, 2006 #3 A Alwaleed2 Member level 3 Joined Jun 27, 2005 Messages 54 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,286 Activity points 1,660 thanks , What the Bass & Treble Pots are used for in most Power Amps ?