Cataspanglish: Created page with "Build a magic circuit that lights up an LED for hours from an empty battery! Learn to solder, design and build protoboard-PCBs, wind a small coil, and have fun! Approximate c..."

2016-07-09T16:32:54Z

Created page with "Build a magic circuit that lights up an LED for hours from an empty battery! Learn to solder, design and build protoboard-PCBs, wind a small coil, and have fun! Approximate c..."

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Build a magic circuit that lights up an LED for hours from an empty battery!

Learn to solder, design and build protoboard-PCBs, wind a small coil, and have fun! Approximate cost: 3-4 EUR per participant

Joule Thief - Revision history

Cataspanglish: Created page with "Build a magic circuit that lights up an LED for hours from an empty battery! Learn to solder, design and build protoboard-PCBs, wind a small coil, and have fun! Approximate c..."