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Jim's Jump

A geek's little part of the web . . .

Electrical

Halloween Crow w/LED eyes and base

2017-03-19 by Jim

I printed danman’s Halloween Crow from Thingiverse at 98% to fit my PRUSA printer, added LED eyes and made a custom base for it. http://www.thingiverse.com/thing:2186696 http://www.thingiverse.com/thing:1091364 Base and cover is printed in Hatchbox Wood Filled PLA Pololu addressable LEDs for eyes The package download link below has the following: – 3D STL files to print … [Read more…]

Posted in: 3D Printing, Arduino, Cool, Electrical Tagged: ATTiny85

Matchbox® or Hot Wheels® car Speed Trap using an Arduino Uno

2015-11-26 by Jim

I believe every boy who has a Matchbox® or Hot Wheels® car would love to know just how fast their car is going down hill.  In this case my son and I wanted to know this going down our stairs on the classic orange track.  After some research, I found a way using an Arduino … [Read more…]

Posted in: Arduino, Code, Electrical, Engineering, Reference

What happens when an Engineer goes to hell?

2015-11-24 by Jim

  An Engineer dies and goes to hell. He’s hot and miserable, so he decides to take action. The A/C has been busted for a long time, so he fixes it. Things cool down quickly. The moving walkway motor jammed, so he unjams it. People can get from place to place more easily. The TV … [Read more…]

Posted in: Cool, Electrical, Engineering, Mechanical

Erase a CD/DVD with 240,000 Volts

2015-11-02 by Jim

Cool video of CD’s and DVD’s getting erased with 240 kV! Check out Photonicinduction on YouTube for more.

Posted in: Cool, Electrical, Engineering

Digital Tool Box For Electrical Engineers

2014-03-20 by Jim

  Check out this cool listing of great apps for electrical engineers! http://www.electricalengineeringschools.org/digital-toolbox-top-apps/ Scroll down to #84 for one of our apps!  

Posted in: Android, Apps, Electrical, Engineering, Reference

[Video] Swishy Circuits … cool use of kids modeling clay

2011-04-06 by Jim

I found this to be very cool way of teaching electricity / circuits to small children.  In fact it would very cool to share this with my son.  See the video below from the TED Conference. Via: Extralife, Sources: YouTube &  TED

Posted in: Cool, Electrical, Video

[Video] 1968, Bell Lab’s Thinking Machines, oldie but goodie . . . .

2011-03-29 by Jim

I remember watching this movie as it was called then, you know the kind with the projector and movie reel, (yeah I’m that old) way back in Jr. High School in the late 70’s.  Amazing how accurate it still remains today (to some degree).  Lots of innovation has been made on media storage (gigabytes on … [Read more…]

Posted in: Electrical, Misc, Video

[Video] Quadro-copters juggle balls cooperatively

2011-03-28 by Jim

Quadro-copters juggle balls cooperatively – Terminator reality soon to come . . . Via: Engadget, Source: ETH-IDSC

Posted in: Electrical, Engineering, Helicopter

How Smoke Detectors & MOSFETs Work [Video]

2011-03-08 by Jim

Ever wonder how a smoke detector works?  Bill Hammack the engineering guy covers how they work as well as how a MOSFET works too (double bonus). via Geeks are Sexy Source: YouTube

Posted in: Electrical, Engineering

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