Latest from Bertoa

Bike-Portable Workbench


It’s easy to put the toolbox and workmate in the trunk of my car and drive to the next job,...

Visualist, ’70s Video Effects


The starting point of this project is an easy-to-handle video false color device, sound reactive and also suitable for a...

Zoom H2 Hack


For a music band, synchronous 4-track sound recording is the absolute minimal setup. Recording instruments on four discrete channels improves...

Berto’s Amphi-Cycle


This is a low-tech project, so no welding or big machinery is needed. Everyone can use his or her own...

Battery-Heated Poncho


What is better, heating a room or heating yourself? When you are thinking on the last option, I have a...

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