APP4411 Search Results

4411

Abstract: microphone using amplifier headphone amplifier microphone amplifier bias automatic switch for audio power amplifier circuit automatic volume control of headphones ambient noise cancelling circuit MICROPHONE automatic volume loud control audio noise cancellation
Text: Maxim > App Notes > Audio Circuits Keywords: headphones, audible feedback, noise cancellation Jul 28, 2009 APPLICATION NOTE 4411 Headphone Attenuator Includes Microphone Monitor By: John Guy, Robert Nicoletti Abstract: This application note presents a circuit that reduces input amplitude and amplifies a microphone input. Designed for