Aug 25, 2013 #1 J jprg Junior Member level 1 Joined Jan 22, 2010 Messages 16 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,389 AGC addon for a basic LM386 amp circuit Is there a simple way to add AGC functionality to this simple LM386 circuit? Thanks. Edit: The title should read LM386, not LM358. Unable to change the thread title. Attachments lm386-200.gif 10.6 KB · Views: 120 Last edited: Aug 25, 2013
AGC addon for a basic LM386 amp circuit Is there a simple way to add AGC functionality to this simple LM386 circuit? Thanks. Edit: The title should read LM386, not LM358. Unable to change the thread title.
Aug 25, 2013 #2 FvM Super Moderator Staff member Joined Jan 22, 2008 Messages 52,422 Helped 14,749 Reputation 29,780 Reaction score 14,101 Trophy points 1,393 Location Bochum, Germany Activity points 298,107 A simple AGC circuit around a regular OP (LM358), can be used with LM386 as well.
Aug 25, 2013 #3 J jprg Junior Member level 1 Joined Jan 22, 2010 Messages 16 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,389 Thanks. Now if only I could read that handwriting.
Aug 25, 2013 #4 FvM Super Moderator Staff member Joined Jan 22, 2008 Messages 52,422 Helped 14,749 Reputation 29,780 Reaction score 14,101 Trophy points 1,393 Location Bochum, Germany Activity points 298,107 It has been used as shown in an intercom circuit. But you should take it as a principle schematic. Dimensioning to be adapted to your application, e.g. check in a simulation.
It has been used as shown in an intercom circuit. But you should take it as a principle schematic. Dimensioning to be adapted to your application, e.g. check in a simulation.
Aug 25, 2013 #5 J jprg Junior Member level 1 Joined Jan 22, 2010 Messages 16 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,389 Thanks. I am just having difficulty reading the values of the components, especially the capacitor values.
Thanks. I am just having difficulty reading the values of the components, especially the capacitor values.
Aug 25, 2013 #6 FvM Super Moderator Staff member Joined Jan 22, 2008 Messages 52,422 Helped 14,749 Reputation 29,780 Reaction score 14,101 Trophy points 1,393 Location Bochum, Germany Activity points 298,107 Electrolytic capacitors are 1µ/35V and 47µ/3V. And there's a 470p ceramic cap.