Lucky Larry:
Shakeable dynamo: Cut the biro
Lucky Larry:
Shakeable dynamo: Add a guide for the coils
Lucky Larry:
Shakeable dynamo: Spool the magnet wire on to the biro
Lucky Larry:
Shakeable dynamo: Wrap the ends of the magnet wire on to some thicker wire
Lucky Larry:
Shakeable dynamo: Solder the wires
Lucky Larry:
Shakeable dynamo: Test for continuity
Lucky Larry:
Shakeable dynamo: Build a bridge rectifier
Lucky Larry:
Shakeable dynamo: Solder the bridge rectifier
Lucky Larry:
Shakeable dynamo: Trim and wrap the rectifier around the end of the biro
Lucky Larry:
Shakeable dynamo: Tape over the connections
Lucky Larry:
Shakeable dynamo: Testing it works