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  1. Thank you, WMXZ for your quick advice. I will do...

    Thank you, WMXZ for your quick advice. I will do that soon once my other tests are done. I also think I will need a pre-amp for the mic input. I guess the SNR is too low when the ADC is converted...
  2. Dear WMXZ, Thank you for your reply. I have...

    Dear WMXZ,

    Thank you for your reply.
    I have an Adafruit 1.3" TFT LCD 240x240 with SD card socket and the T3.1 is connected to it. The CS pin for the TFT is 10 and for the SD card is 4. I know a...
  3. I have done some more tests. I updated the...

    I have done some more tests. I updated the setting as shown below to direct the ADC input to DAC and also to QUEUE to record to the SD card.

    // GUItool: begin automatically generated code...
  4. Teensy 3.1, Noise in SD record/play with minimal components

    Hello.

    I have searched this forum and Google for solutions for my issue, but couldn't find any (yet).
    I'm trying to make a minimal record (voice) and play device using Teensy 3.1, ADC input...
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