In initial hearing aid design using teensy audio board
1] In PRJC store [URL=“https://www.pjrc.com/store/teensy3_audio.html”]https://www.pjrc.com/store/teensy3_audio.html[/URL] in this particular URL a schematic is given. Is that scheamtic of teensy audio board?
Schematic has AP7313, which is a linear regulator. Is this voltage regulator inbuilt or supplied externally?
2]In teensy hearing aid design is a Bluetooth module used? If yes, why and which one?
3] Can we send audio input from phone using Bluetooth to audio board?
4] what are the other ways of sending input to audio board?