The Charger Doctor is a sub $2 device that displays voltage and current levels while charging a USB device.  There have been several te...

What hobbyist doesn't want a CNC machine?  But realistically, how many can really justify the need for one?  Not me, but we did want t...

Nosey spouse?  NSA tracking you?  Just want to made sure you are not "available"? If for some reason you want make certain yo...

----- Braille is a Pebble smartwatch app that allows the vision impaired or anyone wanting to be discrete to check the time.  If you ar...

----- Almost all the aircraft flying overhead broadcast tracking information on 1.09GHz via  ADS-B .  ADS-B is an open protocol.  ...

----- A friend of mine got a Pono  music player this Christmas.  The claimed advantage of the  Pono  player vs other music players is ...

----- It takes some time for an electrical signal to travel down a wire or through a logic gate.  Not much time, but some.  It's call...

We had an old car tachometer laying around the labs (beats me why...) that seemed perfect for some type of project.  But what?   Since i...

Our good friends at RideDualSport  were just about to throw away what they thought was a useless Dell Axim .  We quickly rescued it because ...

Almost all the aircraft flying overhead broadcast tracking information on 1.09GHz via ADS-B .  ADS-B is an open protocol.  So what?  Well, i...

The  CREE 5000 Lumen XML U2 LED HeadLight  was a topic of discussion at Ride Dual Sport .  The product seemed well built from the pics and ...