this post was submitted on 28 Sep 2024
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[–] Disaster@sh.itjust.works 37 points 13 hours ago (2 children)

Apparently it IS possible to make IC's at home, obviously nothing approaching 5nm transistor gates and therefore the equivalent of lego blocks to precision machined parts... but anyways:

(apologies for the YT link.. I'd much rather link a service that isn't totally enshittified) https://www.youtube.com/watch?v=XrEC2LGGXn0

[–] Zementid@feddit.nl 6 points 9 hours ago

This stuff is half way up my professional alley and when I read it I had to think about the posts on hackaday the last 2 years which kind of document this new homebrew scene made of madmen.

[–] ZILtoid1991@lemmy.world 3 points 10 hours ago

I was thinking about making some miniature tubes, for audio purposes of course.

[–] finitebanjo@lemmy.world 4 points 9 hours ago (2 children)

Question: Why can aliens make it but humans can't?

[–] sirico@feddit.uk 6 points 6 hours ago

We don't have thingwazzas

[–] SirQuackTheDuck@lemmy.world 5 points 9 hours ago

Racism is a big work in progress in the intergalactic communities.

[–] elbucho@lemmy.world 122 points 19 hours ago (2 children)

I mean, anything can look like a conspiracy to a layperson who pays zero attention to 60 years of incremental progress and focuses solely on the end result. It's the same reason why people think vaccines are evil, or that 5G towers cause COVID.

[–] SirQuackTheDuck@lemmy.world 8 points 9 hours ago* (last edited 9 hours ago)

5G towers do cause covid. Without 5G my WiFi would be far too shitty to book a cinema seat and get nice and infected by Karen her unvaccinated crotch goblins.

Edit: yes I am looking at a different provider.

[–] makingStuffForFun@lemmy.ml 15 points 13 hours ago (1 children)

I was of the understanding, it was in fact covid that caused 5g towers.

I think there's something in that for all of us... mmmm yes

[–] Honytawk@lemmy.zip 10 points 11 hours ago (1 children)

You mean like how autistic persons cause vaccines?

[–] disguy_ovahea@lemmy.world 3 points 10 hours ago

I’ll wait until Jenny McCarthy tells me chips are made by aliens, thank you very much.

You can’t believe everything you read, y’know.

[–] Vivendi@lemmy.zip 52 points 18 hours ago

You can absolutely go on a tour inside a chip factory, just not in fucking TSMC

[–] Kolanaki@yiffit.net 71 points 20 hours ago* (last edited 20 hours ago) (5 children)

I could probably build a computer from scratch, but it's not gonna be a modern one with impossibly small microchips and bajillions of transistors. It's gonna be a room-sized behemoth with only like 8bits of memory that takes 24 hours to compute 1+1.

[–] AngryPancake@sh.itjust.works 5 points 9 hours ago* (last edited 9 hours ago)

If you only care about adding numbers, you can e.g. do that using water or marbles. You only need to build an XOR gate, an AND gate and an OR gate.

In case of water, the gate will have two inputs as water streams. They should be aligned so that when the streams hit each other, the water will flow into a cup in the center of the apparatus. When the streams don't hit each other, the water passes the first cup and flows into another cup on the bottom. Carrying the water out at the bottom is the XOR gate, carrying the water out at the center is the AND gate and both cups together are the OR gate.

Then it's just about setting up the circuit and that would be a full adder without electronics.

[–] TheFerrango@lemmings.world 1 points 7 hours ago

Reject modern devices, true computers require large rooms and the output of a small NPP to operate

[–] Psaldorn@lemmy.world 10 points 16 hours ago (3 children)

Check out Ben Eater on YouTube.

[–] Honytawk@lemmy.zip 6 points 11 hours ago

Or Steve Mould, who made a processor calculation using water for demonstration purposes.

https://piped.video/watch?v=IxXaizglscw

[–] paddirn@lemmy.world 7 points 13 hours ago (1 children)

I’m hoping the guy from Primitive Technology will eventually work his way up to that at some point.

[–] Psaldorn@lemmy.world 2 points 11 hours ago

They're playing one of those games where you crash on a planet and go from rock to bow and arrow to quantum phase disruptors, but for real.

[–] weker01@sh.itjust.works 0 points 11 hours ago (2 children)

He uses a microcontroller though for his breadboard PC. A microcontroller that is built in a fab.

[–] technohacker@programming.dev 2 points 10 hours ago

That's the 6502 one you're talking about though, what about the previous one (granted it still used a bunch of ICs, but not a microcontroller per se)

[–] Psaldorn@lemmy.world 3 points 11 hours ago* (last edited 8 hours ago) (1 children)

I was going to ask that disclaimer, but it's also a step closer and interesting nonetheless.

I'd also recommend Breaking Taps, while he does amazing stuff in a home lab it also has the disclaimer that he's able to get it already has some super interesting but rare stuff. Electron microscope etc.

I thought I saw someone making homemade, low power processors but for the life of me I can't remember who or where.

[–] notthebees@reddthat.com 1 points 10 hours ago

Sam Zeloof did it.

[–] Gullible@sh.itjust.works 14 points 19 hours ago

Sounds like something an alien would say, which is just what you want me to think!

[–] Gradually_Adjusting@lemmy.world 9 points 19 hours ago

You'd make Charles Babbage very smug with that kind of talk

[–] temmink@feddit.org 28 points 19 hours ago (1 children)

I think TSMC's, a contract maker, market share is even 104.7%, not just around 61%. There are literally no other companies producing chips. Don't be fooled by sources telling you about a Korean company Samsung or made up words like Intel or Nvidia.

[–] panicnow@lemmy.world 2 points 9 hours ago

nVidia hallucinates—TSMC fabricates

[–] burgersc12@mander.xyz 18 points 20 hours ago (1 children)

Roswell happened in 1947, first microchips in the 60s, makes sense to me!!

[–] petersr@lemmy.world 19 points 19 hours ago

The first point-contact transistor was invented in 1947. What a coincidence...