Dave Prochnow

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Make an instant-charge screwdriver

Make an instant-charge screwdriver

By Dave Prochnow / Feb 9, 2008
A rechargeable, pocket-sized 5-volt power supply

A rechargeable, pocket-sized 5-volt power supply

By Dave Prochnow / Feb 5, 2008
How to make a fuel cell-powered RC car

How to make a fuel cell-powered RC car

By Dave Prochnow / Dec 25, 2007
Holiday project: Dot-matrix LED ornament

Holiday project: Dot-matrix LED ornament

By Dave Prochnow / Nov 23, 2007
Build It: Hack your doorbell

Build It: Hack your doorbell

By Dave Prochnow / Nov 2, 2007
Jam it: The TV remote control jamming circuit

Jam it: The TV remote control jamming circuit

By Dave Prochnow / Oct 26, 2007
pPCBs (paper printed circuit boards)

pPCBs (paper printed circuit boards)

By Dave Prochnow / Oct 12, 2007
Raising GPS from the dead

Raising GPS from the dead

By Dave Prochnow / Aug 28, 2007
The DIY solar charger

The DIY solar charger

By Dave Prochnow / Jul 6, 2007
The $72 PC

The $72 PC

By Dave Prochnow / Jun 15, 2007
Supercharge a paper airplane

Supercharge a paper airplane

By Dave Prochnow / May 11, 2007
The touchless iPod remote

The touchless iPod remote

By Dave Prochnow / Dec 11, 2006