Drawdio Embedded electronics on a piece of paper

The other day we were discussing using pencil lead as a resistor. Today while listening to Manu Prakash’s class on frugal science, he made reference to dradio. This adds more meat to the tinkering ideas that we are investigating. Check out “dradio” videos on youtube to start. e.g.

https://www.youtube.com/watch?v=P4-Wl0W1004

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This is even better, though not a tutorial, on what can be done.

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