Suddenly the world seems a better place

tricopterxyz.jpg

Some crazy Swedish dudes have equipped their tricopter with 100-packs of fireworks and gone to hunt some hydrogen-filled balloons. As an added touch, they created a “defense sentry” that automatically launches rockets when it detects the tricopter. The rockets’ fuses are lit with match-heads ignited by a 12-ohm, 1/4W resistor with 12V going through it. [Via Adafruit]

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