Multifunction preamplifier microphone

摘要

Systems for a multifunction preamplifier microphone are disclosed. The system generally includes a microphone transducer and a configurable preamplifier circuit. The configurable preamplifier circuit includes an output terminal for outputting a signal, a configuration terminal for coupling one or more circuit components to the preamplifier circuit; and a housing containing the microphone transducer and configurable preamplifier circuit. Adjustable features include gain, frequency response and voice expansion timing characteristics.