sparkfun_plot.png

a nodeMcu sent data to data.sparkfun.com where it's graphed on their partner site analog.io..
http://analog.io/sADI

Portable Network Graphics (PNG) - 164.86 kB - 09/26/2016 at 05:33

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200gAccelerometer.JPG

Adafruit's 200G accelerometer (ADXL377) can measure hits up to 200g's. I'm totaling the analog inputs from x, y, and z. You supply 3volts from the teens to the VIN pin on the accelerometer.

JPEG Image - 2.45 MB - 09/26/2016 at 05:23

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teensyAndAudioShield2.JPG

the teensy audio shield accepts an SD card with stereo, cd quality, 44khz, 16bit audio files.

JPEG Image - 1.97 MB - 09/26/2016 at 05:23

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JPEG Image - 1.68 MB - 09/26/2016 at 05:23

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JPEG Image - 2.15 MB - 09/26/2016 at 05:23

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accelerometer_wired.JPG

I used the Analog inputs available on the bottom of the teensy to wire to the accelerometer. There are six analog input pads on the bottom of the teensy to choose from. I added a bit of hot glue to keep the wires in place.

JPEG Image - 1.87 MB - 09/26/2016 at 05:23

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prop_shield.JPG

The prop shield is soldered to the bottom of the teensy. The audio shield is on the top of the teensy, so the two boards sandwich the teensy between them. A small speaker is wired to the 2watt amplifier. During the party we used the 1/8" output jack on the audio shield to run to an amplifier to hear the audio sufficiently...

JPEG Image - 2.04 MB - 09/26/2016 at 05:23

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JPEG Image - 1.96 MB - 09/26/2016 at 05:23

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JPEG Image - 1.91 MB - 09/26/2016 at 05:23

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