![]() The other terminal is writing tip/stylus, at the bottom of the pen. One of those terminals is the plunger at the top of the pen, which is connected to the user's thumb. Electrically the Piezo Pen is a two terminal device. The voices say making it look like a pen would be sexy. That's what my internal voice of ineffable desire says that it wants. And that's what I want, is something that looks like a pen. However, it would not resemble a ballpoint pen. So if you just run the wires outside the case to where you want them, that just might be what you want. For example the barbecue lighter I use comes in a nice red, plastic case, with a trigger and everything. something that will make an electric pulse, when you push down on the little spring-loaded hammer. If you dispense with those goals (pretty, and pen-shaped), you can probably cobble together something that works, i.e. ![]() ![]() Another goal was to make the finished product look as much like a stock ballpoint pen as possible. One of my goals was to make it look nice. Beyond that basic idea, this instructable goes into excessive and excruciating detail, as to one particular way to do this. The basic trick is just pulling a piezo module out of lighter, and then transplanting it into a ballpoint pen body. You can also use it to light your stove or gas grill. It can be used for making tiny lightning bolts, briefly illuminating certain gas filled tubes, triggering a camera flash, starting stubborn fluorescent lights, and certainly other applications as well. This toy can be used anywhere where a short duration multi-kilovolt pulse is required. ) In other words it's a little toy that looks like a ballpoint pen, but shoots tiny lightning bolts out of its tip. Providing pulsed power when you press the plunger, this pocket-sized plaything is sure to be a pleasing plus to the plurality of pens and pencils presently populating your pocket protector. In this instructable, I pull the piezo sparker module out of a barbecue lighter, and transplant it into the body of what used to be a clicky-type retractable ballpoint pen.
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