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Microvawe transformer spotwelder. Is there a way to improve it?

Hi, I have built a microvawe transformer spotwelder, I have put a single turn of welder wire for in the secondary and I’m timing it with arduino. Worth mentioning it was/is a 230V transformer. Electrodes are sharpened copper rods. I believe the voltage is still high. The spotwelds it produces are slightly discolored and not as...

At what size of transistor does semiconductor manufacturing become practical for independent manufacture?

Currently, only one company in the world – ASML – has the technological capability necessary for the creation of photolithography machines which are sufficient for the production of modern semiconductor devices. What I’m wondering is at what point does semiconductor manufacturing become practical, or even feesible for...

What are your thoughts on fiber through the city?

After 16 years of living in my city, they will finally have city-wide fiber internet. I’m pretty stoked because the fastest internet I could possibly have is a WISP at 50gbps down and 10gbps up. Now I will finally have gigabit but it’s through the city, and I’m wondering if they will be more strict on illegal content...

Does usage of third party youtube apps necessitate a VPN in the near future?

Greetings y’all. I’ve been using ways to circumvent YouTube ads for years now. I’d much rather donate to creators directly instead of using Google as a middle man, needing YouTube Premium. If even pay for premium for just a add free version, if the price wouldn’t be so outrageous. I’ve So far used adblockers, Vanced...

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