LED eyes for robot plushies

Craft & Design Robotics Technology
LED eyes for robot plushies

This crafter/maker duo collaborated to create these glowing-eyed knit robots featured on the cover of CRAFT Volume 01. Ana knit the bots, João made the simple LED circuit. When you press the chest of the bot, the eyes light up.

Ana Crafts



CRAFT subscribers can read the Digital Edition of CRAFT Volume 01 here.

4 thoughts on “LED eyes for robot plushies

  1. ghisa says:

    Why the resistor?

  2. João and Ana says:

    The battery is 3V, the LEDs cannot handle more than 2V. So to keep the LED within their maximum ratings we needed a resistor in series with the LEDs in parallel.

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Gareth Branwyn is a freelance writer and the former Editorial Director of Maker Media. He is the author or editor of over a dozen books on technology, DIY, and geek culture. He is currently a contributor to Boing Boing, Wink Books, and Wink Fun. And he has a new best-of writing collection and “lazy man’s memoir,” called Borg Like Me.

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