Waves is a Raspberry Pi project centered around transforming the transience of the spoken word into something concrete and physical. In our setup, a user presses a button corresponding to a question, answers it into a microphone while pressing down on the button, and then receives a receipt of the audio waveform in return. The audio waveform is also sent to a webpage, where it is displayed among the other responses that have been collected so far.
Featured Adafruit Product!
Mini Thermal Receipt Printer: Add a mini printer to any microcontroller project with this very cute thermal printer. Thermal printers are also known as receipt printers, they’re what you get when you go to the ATM or grocery store. Now you can embed a little printer of your own into an enclosure. This printer is ideal for interfacing with a microcontroller, you simply need a 3.3V-5V TTL serial output from your microcontroller to print text, barcodes, bitmap graphics, even a QR code! (read more)
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