Latest from Bob Knetzger


Mini Infinity Cube

Mini Infinity Cube

08/09/2023

It’s a star-filled universe — in your pocket! Hold the Mini Infinity Cube up to your eye and gaze into...

A Can Full of Tone

A Can Full of Tone

06/19/2023

Vintage Gibson electric guitars had a special circuit for modifying the sound of the pickups: the Vari Tone (Figure A). You could...

Hot Mods: Customizing Hot Wheels

Hot Mods: Customizing Hot Wheels

10/10/2018

2018 is the 50th anniversary of the introduction of Hot Wheels, Mattel’s line of die-cast toy cars. You can celebrate in...

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Maker Faire Bay Area 2023 - Mare Island, CA

Escape to an island of imagination + innovation as Maker Faire Bay Area returns for its 15th iteration!

Buy Tickets today! SAVE 15% and lock-in your preferred date(s).

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