Prototype interactive dance floor using the Teensy's built-in capacitive touch pins and XBee Series 1s configured for I/O line passing.

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This post explores how to use the power control features of the Battery Babysitter to make a product with the features we expect from portable embedded electronics.

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Looking to emulate modular synthesizers with the Teensy Audio platform? Read on!

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Make your own digital handpan drum using the Teensy Audio Shield and the Teensy's built-in capacitive touch inputs.

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Demonstrating a Teensy Audio-based drum machine.

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Rather than a lengthy exploration of a single subject, I'm going to touch on a couple of smaller dishes.

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I think the inductor might be wired backwards. The way the circuit works, is when the magnet is too far away, the op-amp's output should go…

Hello Alex, Owen here, thanks for all the information. I have gone through the whole levitation circuit and fixed all errors I found. Next I…

On the "Feed Spacing" field -- This field is apparently for documentation only as it apparently doesn't affect the behavior of the machine.…

Sorry, I am not sure where the repository disappeared to. It might have been deleted for some reason, but we haven't made any changes to the…

As you can tell from the comments, this post is over 9 years old. I am pretty sure we no longer carry most of the products used in this…

The red lead is the signal, the black lead is ground, which should be connected to the rest of your ground signals. The signal coming out of…

Do you still have the code for this project? The link appears to be broken... :*(

Owen here. Alex thanks for all your help! There are some details that are not clear to me. Regarding the resonant frequency: 1. How do I…

I made this a couple years ago, so my memory is a bit faded, but I just manually swept through the frequencies and kept an eye on the power…

Hi, I ported the Arduino code for the SerLCD library to CircuitPython, and released it to the CircuitPython Community bundle. The…

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