Category Archives: Electronics

Supercharged pedicure

Luckily, these guys run on DC power!  With a little fancy contact rigging and a DC power supply, I’ve got a custom tools with stable, configurable power.  Thanks, Electronics!

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Diagnosing the internet

I did a little trouble-shooting outside the house and I found EXPOSED COPPER in the lines.  As soon as the January rains started, the lines started shorting.

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Abella, enclosed

Although Abella used to live in a shoebox, now the electronic musical instrument has been fully soldered and packaged in a project box.  The prototype is complete!

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Household thermal imaging

I am now the proud owner of a Seek Thermal infrared camera!  Let’s play a game: it’s called “guess the subject of this photo”!

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Computer upgrade

Merry Christmas to me! It’s time for a motherboard upgrade. Here are the components I selected:

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USB toggle switch extension

Last week I found myself in need of a USB toggle switch.  Such a device would allow me to toggle the power on a USB device without having to unplug it.  It is true – I suffer from a disorder that requires me to construct a USB switch rather than simply unplug my devices.

This simple device uses a USB extension cord and a slide switch connected to the +5V power line (the red wire).  If you happen to have a device  [such as an external video card] that requires to be reset every few days, simply toggle the switch when a reset is needed.

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Upgrade halogen->LED

We have two 300W halogen flood lamps in the house, but I decided it was time for an LED upgrade.  I selected the Cree 18W (90W equivalent) flood lamp as the replacement.  I wanted to keep the 6ft tall lamp stand and dimmer, but remove the halogen housing, thermal runaway circuit and reflectors.

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