Articles, Blog

Make a Spot Welder for Cheap!!

Make a Spot Welder for Cheap!!

A typical resistance spot welder like this can range in price from around $200 to over $800! That’s a little out of my price range, so for this project let’s make this one from common materials, and for just a few bucks! This modified transformer is the heart of the Spot Welder, and you might remember it as the “Metal…

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Articles, Blog

Why Use AC Instead of DC at Home??

Why Use AC Instead of DC at Home??

Hi. Why do we ever use AC to power homes instead of DC? Haven’t I showed you that AC is typically more dangerous than DC? [Painful Gurgle] Can we run everything on DC? Yes! In fact pretty much every device at home has to rectify AC into DC first before it can use it so why? Why am I angry?…

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Articles, Blog

Avoid electric shock getting out of a car!

Avoid electric shock getting out of a car!

[MUSIC PLAYING] [MUSIC PLAYING] [ZAP] I hate that! Why do you get shocked sometimes when you get out of your car? Or when you touch a doorknob? Or when you take off a sweater and hug someone? And is there a way to not get shocked? To prevent this from happening, you have to figure out what’s happening. So this…

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