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Heimcontrol Home Automation

Heimcontrol Home Automation

If you are looking for some DIY home automation and want to play around with Pi and Arduino have a look at heimcontrol. js. James Bruce used it for a simple setup and you can see his results in the video below.

Published: September 22nd, 2013

Overclocking an Arduino with liquid Nitrogen

Overclocking an Arduino with liquid Nitrogen

  If you need to squeeze a bit more speed out of your Arduino project Overclocking with liquid Nitrogen might not be the best way but it sure looks like fun! Via: Dangerous Prototypes.

Published: September 22nd, 2013

555 Timer Chip Scroll Music Player

555 Timer Chip Scroll Music Player

Check out this 555 Timer Chip Scroll Music Player, it  uses scroll that has a bunch of slots cut into it so that metal fingers can selectively touch a contact under it.

Published: September 22nd, 2013

Hacked Stamps.com Scale Displays Weight

Hacked Stamps.com Scale Displays Weight

Stamps. com seems to be promoting their service in all corners of the web these days. Their scales are a big part of how their service works to allow you to print your own stamps at home.

Published: September 22nd, 2013

High Voltage Transformer Autopsy

High Voltage Transformer Autopsy

Ever want to see what is inside a huge High Voltage Transformer? The Geek Group got one donated and took it apart for everyone to have a peek. The transformer is an old medical XRAY transformer, there is a huge safety disconnect contactor under the top cover and the entire case is filled with mineral oil for high voltage isolation.

Published: September 22nd, 2013

Bitcoin-Operated Pool Table

Bitcoin-Operated Pool Table

Stuart Kerr sent in some details about their Bitcoin-Operated Pool Table. With Bitcoin getting more traction as time goes on I think we will start to see more systems like this game that will accept bitcoin as an option.

Published: September 17th, 2013

Open Agitator using a CD-ROM Drive Drawer

Open Agitator using a CD-ROM Drive Drawer

     Rohit Gupta needed a way to speed up PCB etching. Heating the etchant and agitating it are both well known ways of speeding up the process. If you are on a DIY budget this normally means you will be stuck sloshing the etchant back and forth for 10 minutes or so.

Published: September 17th, 2013

DIY RC Hovercraft

DIY RC Hovercraft

  ScratchBuiltAircraft had some extra parts laying around and decided to slap together a quick RC Hovercraft. It looks very controllable even though the control system is a simply small serve that deflects the air.

Published: September 5th, 2013

Calculator Powered by a Transistor Solar Cell

Calculator Powered by a Transistor Solar Cell

  Who knew you could use the guts of a power transistor as a solar cell! Steven fromRimStar even takes it a step further and chains five 2n3055 in a base to collector configuration to generate enough voltage to power a small calculator.

Published: September 5th, 2013

Clear Glass PCB Creation

Clear Glass PCB Creation

 If you want your next project to have a wow factor why not make a glass PCB! You can see how CNLohr makes them in the video above. A glass microscope slide is what the circuit will be made on.

Published: September 5th, 2013


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