Daily Archives: April 7, 2015

Hack a USB lighter for a cheap rechargeable battery

I like this, the author found the Igniter (sp?) USB rechargable lighter has a good battery in it and build in charger for USB that you could “repurpose” for other devices.  Oh it costs about $6. http://hackaweek.com/hacks/?p=1700

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How to update an old android phone

So you have an old android phone you would like to modernize the OS on it.  Well you may beable to CyanogenMod on it (variant of Android).  It is relatively easy to do if you phone is supported on its … Continue reading

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Building a simple ATiny board

This is the ultimate in cheaping for the ATiny, Total cost is 2-3 dollars to build your own.  I think a simple ATiny board runs around 7-10 dollars. www.instructables.com/id/How-to-make-a-cheap-Attiny-Arduino-Board/

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Build a simple foam cutter (or paper cutter, depending on your needs)

Nice build the author did to take a roll of foam and automate cutting it to a given size.  My 2 cents, could do the same thing with paper towel or paper.  Down side, I think the parts he used … Continue reading

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Build a simple and cheap hydrogen generator

Nice build for making stuff to explode.  My 2 cents, I like the king-of-randoms build better (bit safer).  But this one is pretty simple too. http://www.instructables.com/id/DIY-hydrogen-generator/

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Using an RPi to play with your car’s OBD2

OK at first I thought this was going to be a direct connect, instead it is using a bluetooth based reader and interfacing that.  This could be useful in the future for car hacking. http://www.instructables.com/id/OBD-Pi/

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Build an RPi Weather station

Nice write-up on building a cheap weather station with the Raspberry Pi as the brains.  You can even use the cheaper Model A (or new variant of it) to save some on costs.  Would be nice if it was converted … Continue reading

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