Portable USB Audio Interface
Product functionality Portable high quality audio interface for mobile and desktop devices. Will be compatible with external devices such as condenser and dynamic microphones as well as electric instruments. Inputs/Outputs Inputs XLR/TRS combo jack and internal electret microphone Outputs USB 2.0 and 1/8" stereo jack User interface Faders and push buttons. LED signal meters for both input and output. Power requirements 5V from USB or internal battery Components already selected PCM1804 PCM4220 INA166 TPA6140A2 Use cases High quality mobile audio capture Size requirements 40mm square by 100mm Enclosure requirements High impact polymer Software functionality requirements ASIO CoreAudio ALSA Android Target bill of materials cost $60 Development time frame 4 months Thank you for taking the time to view this, cheers! Keywords: Electronic, Layout, Engineering, Product, Electrical, Microcontroller, PCB, Design
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