Why Are Circuits on Boards?

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Zack Freedman

Zack Freedman

3 роки тому

Chips are tiny and phones are glass, so why are circuits still flat and green?
The printed circuit board played a pivotal role in World War 2, and it's barely changed since then. Nearly every modern device has at least one circuit board; they're so ubiquitous, we just assume that electronics are flat rectangles. It wasn't always that way - once upon a time, terrifying globs of exposed connections and miles-long webs of wrapped wires lurked behind the wood veneer.
See how the literal foundation of technology is made, learn about the modern features that enable powerful electronics, catch a glimpse of the advanced future, and most importantly, discover why, after 80 years of progress, we still put all our circuits on boards.
Please send PCB board mill donations to:
Fat Cat Fab Lab c/o Zack Freedman
224 W 4th St
#250
New York, NY 10014
Special thanks to Evil Monkeyz Designz, who contributed the gorgeous microscope pictures of electronic modules. Thanks to my beloved wife-slash-camerawoman-slash-producer Brooke! And thanks to YOOOOUUUUUU, for sharing my enthusiasm for technology.
Audio credits:
Arc welder SFX - Blastwave FX via ZapSplat.com
Twinkle SFX - ZapSplat.com
"Bring Back" by Sro - FreeMusicArchive.org

КОМЕНТАРІ: 1 500
@johnpomaro1731
@johnpomaro1731 3 роки тому
That must be one of the best, extensive, and complete explanations of circuit boards that I imagine anyone has ever put together. I really like how you covered their predecessors, and went on to the considerations of further integration. Good job!
@captainmorgan9066
@captainmorgan9066 3 роки тому
When UKposts first recommended this video I thought "What a dumb video, they are on circuit boards becuase how else can it be?!". When UKposts recommended me this video for the fifth time I clicked and watched it. My first thought was wrong, it's an interesting and entertaining video with a fair bit of history. Now I am subscribed.
@patriciaverso
@patriciaverso 2 роки тому
These are the best videos in my opinion. Those that get our certainties and smacks us in the face with them. I find this happens a lot with this channel.
@BeauxGnar
@BeauxGnar Рік тому
When I was going through ATT (Advance Technical Training) in US Navy Submarine School in 2012 we learned to troubleshoot component failures on old PCBs that had the hand painted traces on there. They had mountains of those old PCBs and I couldn't get over how cool it was that someone had painstakingly done the traces by hand over the course of probably several hours and here they were many decades later still /mostly/ functional.
@Alan_AB
@Alan_AB Рік тому
Wow. I have been an electronics hobbyist since the early 1970's. I qualified in 1980. I'm so old that I have even worked on a real breadboard. (Not the pllastic kind with holes in it). This is the best video I have ever seen regarding the history of the printed circuit board. I believe that every single electronics student should be made to view this video when starting out on their career. Brilliant, Zack. Thank you so much.
@Robotnic25
@Robotnic25 3 роки тому
"Anybody with a screwdriver can replace a broken camera" Apple: "ya, lets see about that" #RightToRepair
@DoctorThe113
@DoctorThe113 3 роки тому
🤣🤣
@monad_tcp
@monad_tcp 3 роки тому
He say that this is for "consumers", Apple users aren't consumers, they are accolades of a sect. just pay and stay shut
@Kenionatus
@Kenionatus 3 роки тому
Get y'all a Fairphone. Screwdriver included.
@KnightoftheSorryFace
@KnightoftheSorryFace 3 роки тому
If you wanna replace it you'll have to pay another 1k
@lawnmowerdude
@lawnmowerdude 3 роки тому
You do know you can do that right? Apparently none of you have been inside an iPhone before lol.
@88Xlmk
@88Xlmk 3 роки тому
Zack: Why Are Circuits on Boards? Me: Where else would programs drive their lightbikes?
@raven4k998
@raven4k998 3 роки тому
hmm good point
@khatharrmalkavian3306
@khatharrmalkavian3306 3 роки тому
That comment makes me want a mobius strip board.
@raven4k998
@raven4k998 3 роки тому
@Darren Munsell yeah darn those users darn them to hell lol
@the_eminent_Joshua_E_Hrouda
@the_eminent_Joshua_E_Hrouda 3 роки тому
Tron!!
@Sneekystick
@Sneekystick 3 роки тому
When he said, “now you are watching UKposts in the bathroom and forget to wipe,” I felt that.
@danielculver2209
@danielculver2209 3 роки тому
Literally
@playaspec
@playaspec 3 роки тому
I'm eyebrow deep in this very world and am *SO* grateful you're out here making electronics easily digestible. It really is endlessly amazing the dizzying number of things you can make with just a little understanding. I hope those just learning the basics keep pushing forward with mastering what in any other time would be considered magic.
@strangewasya
@strangewasya 3 роки тому
>secret government espionage chips >security chips to protect you from secret government espionage chips these are the same thing
@revimfadli4666
@revimfadli4666 3 роки тому
The trick is which government is mentioned at which moment
@jean-clauded5823
@jean-clauded5823 3 роки тому
No, they are not the same thing. Government requires a phone that has secret chip #1. Cell phone maker adds secret chip #2 to give false information to secret chip #1.
@voidofspaceandtime4684
@voidofspaceandtime4684 3 роки тому
@@jean-clauded5823 optimistic.
@hydraulicsystems332
@hydraulicsystems332 3 роки тому
@@jean-clauded5823 Yeah, that's not how things work, the TMPs all have backdoors and the baseband radio processor is completely hinges off wide open access, the baseband processor also has complete access to all the ram.
@pellesomethingsomething
@pellesomethingsomething 3 роки тому
@@jean-clauded5823 So we're essentially talking hardwired politics now? William Gibson was on to something ....
@marthinwurer
@marthinwurer 3 роки тому
"Zap themselves into the shadow realm" I love that you state call to action before you say to subscribe. I can't wait for the Pick and Place machine video! "Will we ever be able to smash mosquitos with reddit?" Very good overview of circuit boards! I'm gonna have to learn how to make them with something like KiCad.
@ZackFreedman
@ZackFreedman 3 роки тому
Thank you very much! I'll do a PCB design video eventually; I'm still figuring out a good format for tutorials. Yes, I felt obligated to call attention to my call to action, both for humor and for personal integrity.
@TheRealEquinox
@TheRealEquinox 3 роки тому
The writing and performance in this video are actually really well done. Nice job.
@Dchane
@Dchane 3 роки тому
👏 This is probably the most informative and entertaining video I have seen about circuit boards on UKposts. Great job Zack!
@FloydBunsen
@FloydBunsen 3 роки тому
Everyone else: use a teleprompter. Zack: uses Google glass.
@ZackFreedman
@ZackFreedman 3 роки тому
*builds Google Glass
@primtones
@primtones 3 роки тому
Looks weird as he has to move his eyes more due to the close distance.
@Reach3DPrinters
@Reach3DPrinters 3 роки тому
@@primtones Thats the kind of weird I subbed for! (:
@Phoen1x883
@Phoen1x883 3 роки тому
@@primtones New hack idea: Just display one word at a time in quick succession (like Spreeder), and use voice recognition to control the display rate.
@wesleymays1931
@wesleymays1931 3 роки тому
Is not Google glass. Is better. Is Optigon (TM).
@diamondtroller1253
@diamondtroller1253 3 роки тому
Zack: It's not the best idea to stuff everything in one place. Apple: M1
@cheaterman49
@cheaterman49 3 роки тому
To be fair that's just standard SoC stuff, which has proven to be both sufficiently reliable & flexible to justify integration :-)
@zaphenath6756
@zaphenath6756 3 роки тому
my thoughts as well. next thing we know we'll have an entire desktop computer in a microSD card
@cheaterman49
@cheaterman49 3 роки тому
@@zaphenath6756 We already have an entire computer in a RAM module after all :-) (Pi3 compute module hehe)
@zaphenath6756
@zaphenath6756 3 роки тому
@@cheaterman49 that is pretty stinkin' amazing! never heard of it till now
@tillorrly1128
@tillorrly1128 3 роки тому
The Cheaterman
@SomaElectricals
@SomaElectricals 3 роки тому
what kind of glass u r wearing on your left eye. what is that
@ZackFreedman
@ZackFreedman 3 роки тому
It’s my wearable teleprompter! Check it out: ukposts.info/have/v-deo/bWBnZWqIhISCsaM.html
@AlbertRei3424
@AlbertRei3424 3 роки тому
@@ZackFreedman No it's just a scouter to see power level of people
@raven4k998
@raven4k998 3 роки тому
lol welcome to the future baby he's got an augmented reality lens on his glasses that allows him to watch UKposts among other things while making a video for UKposts basically he's multitasking to the extreme
@RogerBarraud
@RogerBarraud 3 роки тому
Borg...
@raven4k998
@raven4k998 3 роки тому
@@RogerBarraud nope borg would have in implanted cause that's more fun for borg no need for battery's then
@gutobernardo7457
@gutobernardo7457 3 роки тому
This is the best video to learn the history and functionality of PCBs! Even though I already knew most of it, you brought even more details and interesting knowledge! Thank you!
@noahcarver1707
@noahcarver1707 3 роки тому
me: I'm subscribed to this guy right? *checks* Ah, good.
@SixOThree
@SixOThree 3 роки тому
lol I made the same check.
@skellious
@skellious 3 роки тому
good shout, I wasn't. now I am. thanks.
@julienmauguin3214
@julienmauguin3214 3 роки тому
I wasn't too, don't hit me, i already did
@kaball6545
@kaball6545 3 роки тому
😅same
@rampage_sl
@rampage_sl 3 роки тому
Did that halfway through the video
@qazimashhood11
@qazimashhood11 3 роки тому
Man I would love to be your student XDDD
@ZackFreedman
@ZackFreedman 3 роки тому
Thanks a lot! There are plenty more videos like this on the way!
@pinpetos
@pinpetos 3 роки тому
But you already are! Just keep watching his videos.
@markkaz7754
@markkaz7754 3 роки тому
Wait hes a teacher? Im lazy and i didnt watch the whole video
@araxietyne
@araxietyne 3 роки тому
You are
@pervaiz853
@pervaiz853 3 роки тому
Ka bol raha ha angrez smj nah ata
@inxiveneoy
@inxiveneoy 3 роки тому
First time I'm seeing Zack Freedman and I've just got to subscribe. Nobody else is going to explain all this cool tech stuff with perfectly synchronized hand gestures, it's beautiful.
@utah133
@utah133 3 роки тому
I was an old school TV repairman. Zenith, a major US TV maker bragged that their chassis was "hand-wired" way late into the solid state era. Eventually they began using small boards that plugged onto the "hand-wired" stuff. And socketed ICs and transistors!
@MrShmazoo
@MrShmazoo 3 роки тому
You made a fantastic build up to a big finale about the Right to Repair, and I would have loved to hear you talk more about that on the macro scale. Perhaps a bit out of context for this video, but It would be really cool to see you do another on it! Fantastic channel, you bring refreshing enthusiasm and humor that other people of your incredible technical skill currently lack on the platform. Looking forward to seeing more of you as you keep doing your thing!
@ZackFreedman
@ZackFreedman 3 роки тому
Yeah, there was originally a bit more, but the video was getting far too long. Right to repair and pro-circumvention will get their own video - I know from college that the economics of third-party repair is really hard to research.
@TheHive95
@TheHive95 3 роки тому
This history lesson was super super interesting. I'm an electronics engineer, but didn't know half of this really early stuff! So glad I started when I did
@LukeRaus
@LukeRaus 3 роки тому
Was wondering exactly this a few weeks ago... and then you pop up on my home page! Excellent in-depth video, and I loved the history lesson. Cheers!
@mitchwork1014
@mitchwork1014 3 роки тому
Really enjoyed the video, learned much more than I expected to. I will actually be diving into having a very simple PCB printed soon for a project I recently learned how to build.
@Freeconseil
@Freeconseil 3 роки тому
Thank you! Your channel will blow up for sure!
@nachiketmhatre7411
@nachiketmhatre7411 3 роки тому
Absolutely. Terrific content quality and deliered with great wit and presence.
@AbandonRule
@AbandonRule 3 роки тому
This video NOT brought to you by pcbway
@ZackFreedman
@ZackFreedman 3 роки тому
The problem with cheap PCB's is that it makes free merch less convincing :|
@funy0n583
@funy0n583 3 роки тому
@@ZackFreedman what
@cheaterman49
@cheaterman49 3 роки тому
FWIW JLCPCB seems to have faster turnover, even though the assembly capabilities are limited :-)
@dieSpinnt
@dieSpinnt 3 роки тому
I use Hydrogen peroxide with hydrochloric acid. No need for JLCPCB or PCBway. While it can't dissolve invoices of them, it can dissolve most of their annoying key-chain pendants and company logo:P
@cheaterman49
@cheaterman49 3 роки тому
@@dieSpinnt Hahaha :-D to be fair I did use Ferrous Chloride for some prototypes early on, but now it's usually breadboard → perfboard → JLCPCB :-D
@alangunn7254
@alangunn7254 Рік тому
Thanks Zack! That was a great video! Your enthusiastic delivery and jokes are all appreciated, 🙂
@Weezy4reezy
@Weezy4reezy 3 роки тому
First video of yours that's hit my feed. It was well produced, you'll hit a million in no time. Subbed.
@AdrianCiubotariu
@AdrianCiubotariu 3 роки тому
man, that was some nicely compiled content! can't wait for the next one!
@MrDgf97
@MrDgf97 3 роки тому
UKposts's been very kind and it's recommending your videos! You're gonna blow up in subs soon
@ronhobyak9902
@ronhobyak9902 Рік тому
Man I now need a drink ! ... How many times can you divide 1 into 2 parts ??? Amazed and terrified at the same time.
@claudiowarrens
@claudiowarrens 3 роки тому
This channel deserves more subs, keep it going man!
@sandwich2473
@sandwich2473 3 роки тому
It's really interesting how, sometimes we just get it right. There is still room for improvement, and there's probably some issues to be solved that people haven't even noticed yet. But overall, it's cool stuff. Amazing that it's been that long since we've had them. Also, Raytheon making TVs tickles me in a way.
@claytonno2571
@claytonno2571 Рік тому
right? i thought "huh, aound even back then"
@keiyakins
@keiyakins 6 місяців тому
gotta do something with that CRT manufacturing capacity not currently being used for radar displays ;)
@Mrtrunks
@Mrtrunks 3 роки тому
Damn it another channel I need to subscribe to. This was a great video, keep up the great work
@Blackeye808
@Blackeye808 3 роки тому
just binged your whole channel. awesome. love your blaster!
@TheJacklwilliams
@TheJacklwilliams 3 роки тому
Thanks Zack, knocked it out of the park! Keep em coming man! Damn fine work!
@Lepo4256
@Lepo4256 3 роки тому
Omg the algorithm lord did it again bringing me to an awesome future-ly huge channel out of nowhere!
@JohnDlugosz
@JohnDlugosz 3 роки тому
Future of boards: I speculate that "additive" techniques will be used to lay down copper traces, but they will be actual copper traces not conductive ink or other inferior substitutes. Instead of etching off most of a copper coating, start by printing the design using a primer and then soaking the boards adds copper only where the primer was.
@OrangeC7
@OrangeC7 3 роки тому
That makes sense, it's one of the only ways the process could be made any cheaper since then you barely have to worry about recycling the copper afterwards.
@gunar.kroeger
@gunar.kroeger 3 роки тому
@@OrangeC7 or the etching chemical! what about synthetic materials that are better than copper, like graphene?
@arctic_line
@arctic_line 3 роки тому
@@gunar.kroeger I could see graphene being used for modules or small electronics, like smart watches for example, in the not super distant future. However, I'm a bit more skeptical that graphene growing could become affordable for larger circuit boards, such as motherboards.
@xXxserenityxXx
@xXxserenityxXx 3 роки тому
Same process in reverse then?
@Micro-Motive
@Micro-Motive 3 роки тому
It's already been done for many years - generally called 'selective electroplating', but used in specialised applications due to higher cost, or practical limitations such as the 'porosity' and 'conductivity' of the plating. So-called 'conductive ink/material' processes usually have similar issues of porosity and conductivity. Hence 'additive processes' are nothing new either, if you know your engineering or history. 😉 Possibly the most common substrate materials used to date for these processes would be ceramics and 'Teflon' (PTFE) in high frequency or extreme temperature applications.
@AltamishM
@AltamishM Рік тому
Thanks for covering this topic!
@dkhosh7380
@dkhosh7380 2 роки тому
1:00 man your references are always on point
@mythcrab6047
@mythcrab6047 3 роки тому
I just want the world to know I was here before this dude blew the F up. Cheers Zack.
@raven4k998
@raven4k998 3 роки тому
your watching youtube in the bathroom and you forgot to wipe
@jampskan
@jampskan 3 роки тому
i’m hoping that you keep making infotaining vids such as this. i recently got serious about making and electronics; could you do one on oscilloscopes? what does an electronics/maker/3d printer nub really need starting out? all of those knobs look daunting. how often does an ocilliscope come in handy for your prohects & in what ways? what are the main reasons to get one? is the Hantek DSO5102P one on amazon a good deal? can they be hacked to be 200MHz? nice job on the video!
@ZackFreedman
@ZackFreedman 3 роки тому
Those are some really good questions that definitely deserve an episode. The maker world has changed tremendously since I got started, and I'm curious how the 'new player experience' has changed. I build digital electronics, so the protocol sniffer features on my scope are the most important features. I use a Rigol DS2072, which could hypothetically be hacked to the 200MHz DS2202 model. Pay close attention to scope reviews; you want one with high-quality probes, deep memory, easy-to-read documentation, and a good interface.
@SittingDuc
@SittingDuc 3 роки тому
An o'scope is useful for debugging misbehaving circuits and for reverse engineering unknown circuits. For making my own circuits with an 8266 and some sensors, my o'scope stays on the shelf. For trying to find out if my garage door opener has a 9600 serial port, or a JTAG/test port that I can use to automate the door? Out comes the scope. For my home lab I have a dinky China 20MHz / 50Msample two channel scope; because I seldom need more than 9600 serial, or 115200 serial. And two channels for clock and data, or for doing math like A-B. (Trigger on the clock to see what the data looks like, etc) Debugging an unknown connector, first I use a multimeter to check voltages and that gets me DC and verifies I won't hurt myself or my scope. Then the scope gives me waveform and frequency. And if it is serial, a TTL2USB and a laptop or Pi with python gets me the protocol. I guess a less dinky scope would have protocol decode "built in"; but a computer can also transmit ;) For 3d printing and electronics, priority 1 is a soldering iron. Then a fume extractor to get the solvent smells away from your face. Priority 2 is a decent pair of calipers, for measuring things and making houses for the PCBs that actually fit!. Then a cheap multimeter, for checking continuity, voltage and sometimes resistance. Many simple IoT or Robotics or quadcopter projects will get by just fine with that. And the o'scope comes out for advanced work, debugging protocols and sensors that misbehave; and for anything with radios. I have seen a couple of UKposts videos that discuss basic Rigol and Hantek units; some of them also go into "what can this do?" "Why do you need this?" And "how do I not blow this up?!" (Ground loops aren't just for car stereos! :eek:) Good luck and best wishes.
@courtlanddriggs9287
@courtlanddriggs9287 3 роки тому
This was way more captivating than I expected it to be. Thanks, Zack, I just became a subscribing fan!
@dusty92388
@dusty92388 3 роки тому
Definitely impressed with the quality and informative aspects of this video. Subscribed!
@Terminator85BS
@Terminator85BS 3 роки тому
Hey man, do you have a patreon or something? i'd love to support you some more. love your videos, and your style in general.
@ZackFreedman
@ZackFreedman 3 роки тому
It’s in the works, but for now, your kind comment is more than enough!
@sdjhgfkshfswdfhskljh3360
@sdjhgfkshfswdfhskljh3360 3 роки тому
I think that technology will revert to old 3D design, but with additional stability. Something like sandwich, but not only with copper and dielectric, but also with components. Such devices will be almost non-maintainable, but in many cases it is not needed, since it is cheaper to buy new one than to fix old one.
@OtherDalfite
@OtherDalfite 3 роки тому
Honestly, repair becomes cheaper the more spread out the industry is. While it's expensive now, it is really an untapped industry. There is definitely money to be made repairing and reselling old electronics. However with the influx of anti right-to-repair, it will shut down independent review for the most part, and what few repair places are still capable of operating will keep costs artificially high.
@sirspamalot4014
@sirspamalot4014 2 роки тому
I watch your videos on lazy days off and it get me motivated to actually work on my projects, so cheers man, awesome as always
@renxula
@renxula 2 роки тому
Great video! Interesting and well presented. I just ran into your videos and watched a couple more. Good stuff, I think you'll make it big!
@richfiles
@richfiles 3 роки тому
Dude... I LOLed at blurring the transformer silkscreen on the TV Typewriter board at 4:07
@randystegemann9990
@randystegemann9990 3 роки тому
Great moments in engineering when they mount heavy components on a PCB.
@Malaka1802
@Malaka1802 3 роки тому
Thank you for taking the time and making these videos. You may not be as big as other tekkies but you are just as good. Please stay with it :D
@nickybeingnicky
@nickybeingnicky 2 роки тому
This was much more detailed than I thought it would be. Nice.
@jamtea388
@jamtea388 Рік тому
This is one of Zack's videos that I rewatch every so often and say "oh, I understand a little better what all this means"
@noeljonsson3578
@noeljonsson3578 3 роки тому
I don’t have anything to say but I heard leaving a comment is good for the algorithm.
@ehjones
@ehjones 3 роки тому
Really? Well, just in case...
@ronnetgrazer362
@ronnetgrazer362 3 роки тому
@@ehjones I'm so engaged right now.
@jean-clauded5823
@jean-clauded5823 3 роки тому
I've heard the same thing..
@R4ndomNMBRS
@R4ndomNMBRS 3 роки тому
We pray to the algorithm to supply us with more content as good as this.
@azerhudson5393
@azerhudson5393 3 роки тому
I guess it does
@ataphelicopter5734
@ataphelicopter5734 3 роки тому
Wires tho, they’re on literally everything, regardless of board or not
@TheAechBomb
@TheAechBomb 3 роки тому
resistors too, lmao
@ztarblack
@ztarblack Рік тому
damn man, I looooove your pace and content and literally everything about listening to you explain something I just found your channel yesterday and I think I will be staying here a while
@HansLemurson
@HansLemurson 3 роки тому
I'd always kinda wondered this, but you gave a very thorough explanation about the whole deal. Nice work!
@TheIBeanz
@TheIBeanz 3 роки тому
What a time to be alive where you can't even say the actual technical name of a component out of fear for getting demonetized..
@Lightning_Mike
@Lightning_Mike 3 роки тому
I... I think that was just a joke
@Gormadt
@Gormadt 3 роки тому
Which component?
@josugambee3701
@josugambee3701 3 роки тому
@@Gormadt Flame retardant material. Probably because it has "retard" in it, but I've never known anyone who thought that was a bad word.
@TheIBeanz
@TheIBeanz 3 роки тому
@@Lightning_Mike I'd like to think that too, but since youtubers are not even allowed to say the word "killed" or "murdered" (even in the context of news or similar) if they want to monetize their video. And since there are algorithms in place that detect "non advertiser friendly words" and which most certainly can not identify context, it does not seem to far fetched.
@OrangeC7
@OrangeC7 3 роки тому
@@TheIBeanz "And in other news, a man's existence was ended in florida by Florida Man. More on that after the break."
@margotfreedman8863
@margotfreedman8863 3 роки тому
Pretty damn awesome! Oh, and the video was pretty cool, too! Xoxoxo
@battlelord5019
@battlelord5019 3 роки тому
I just found out your channel in my recommendations and I am just loving ❤️ it so much that I can't just stop watching!! You are killing it dude!! ❤️❤️❤️
@CarsSimplified
@CarsSimplified 3 роки тому
I'm glad UKposts recommended this channel! Great stuff so far!
@TCspooon
@TCspooon 3 роки тому
My toilet was flushing as I heard the words “and forgot to wipe” (I did not forget, but a funny coincident anyway)
@vantagepointsystems4286
@vantagepointsystems4286 3 роки тому
i like this so much I'm watching liking commenting and subscribing from my second channel lmao
@dominicklittle9828
@dominicklittle9828 3 роки тому
fixing and building fpv racin drones hot me into soldering a few years ago, love it. this video filled in a ton of blanks for me thank you
@polerix
@polerix Рік тому
I'm saving this for the next time I teach basic electronics. Absolutely brilliantly done, super well paced, clear and fun.
@GewelReal
@GewelReal 3 роки тому
"Here's a 2020 model" _shows the i9-10980XE_
@RooonilWazlib
@RooonilWazlib 3 роки тому
"I'll see you in the future." Sorry, this is wrong. You will be seeing me in the past as I go back and watch your entire channel's backlog of videos.
@Violator420
@Violator420 3 роки тому
This video does a good job of explaining this, whether you are a college student or has been in the industry for a bit. BGA, Vias, failure mode involving delamination, multilayer boards, future of 3D printing, etc, this is some golden information! He doesn't explain things like factors that affect routing, power/gnd planes, the soldering process, and other stuff (there is too much to cover in 1 video) but this video is a great place to get introduced to the art of hardware and PCB design. Seriously, if you didn't understand something here but are curious about it, please read deeper into them. If you're a college student looking for a job, this kind of knowledge will impress your interviewers, since most schools don't teach this kind of stuff but is so essential in the industry. Thank you for making this video.
@shminz6093
@shminz6093 3 роки тому
Fantastic video! Very informative, engaging and well paced. It's clear your reading off head mounted display but it's not annoying, and I think is a cool quirk of the channel.
@Nono-hk3is
@Nono-hk3is 3 роки тому
Why haven't you showed up in my recommendations before now?
@dawidlaszuk
@dawidlaszuk 3 роки тому
You weren't ready. Welcome to the future.
@channtron
@channtron 3 роки тому
"The more you know, you are watching UKposts in the bathroom and you forgot to wipe" This man is a real wizard.
@syntheticperson
@syntheticperson 3 роки тому
Great detailed explanation. I particularly liked the history. Thanks!
@007JHS
@007JHS 3 роки тому
A very informative and entertaining clip... thanks for posting this.
@FixedUntilBroken
@FixedUntilBroken 3 роки тому
Looks like a TV power supply you were holding. IDK why but I hate working on tvs. I think with new PCB manufactures making the whole hobby great. I mean $2-$10 prototype boards in a couple of days to weeks depending on who you order from! I mean its great. I think its stupid when people say the hobby is dead. Its never been better. UKposts to teach each other, easy to program Micros, cheap PCB manufacturing! what a time to live.
@ZackFreedman
@ZackFreedman 3 роки тому
Good eye! It's a power supply from an old LCD TV that I took apart to put the CCFL in e-waste. I haven't heard that electronics is dead - if anything, we're in a golden age of accessible software, cheap boards, and powerful components.
@FixedUntilBroken
@FixedUntilBroken 3 роки тому
@@ZackFreedman I get a lot. Mostly from outsiders. I like to teach what I know locally and a lot of responses I get are along the lines of " I didn't know there were still hobbyist or I thought no one did this stuff anymore". I really want to form a local hacker/maker club. I'm waiting to finish expanding my office first thought. I completely agree it's absolutely the golden age for hobbyists. I fear the future a little because of anti repair lobbying by companies like tesla and apple
@jamcdonald120
@jamcdonald120 3 роки тому
11:10 apple execs watched this parts and saw $$$$$
@ZackFreedman
@ZackFreedman 3 роки тому
Apple gets a lot of flak for how it treats outdated products, but they were one of the first companies to stop specifically designing low-end products and sell refurbs instead. For instance, there is no low-end iPhone X. The XR is a midrange device, and they sell refurbished 8’s to budget customers.
@DasAntiNaziBroetchen
@DasAntiNaziBroetchen 3 роки тому
@@ZackFreedman Except here's the issue with that: Apple offering refurbished products sounds fine on its own, but it's a symptom of a bigger problem. The problem is they are trying their hardest to make sure *they are the only ones* who can do so. Anyone could refurbish and sell their stuff (likely cheaper than Apple offers it for AND offer repairs), like any other product, but Apple is trying to make that as difficult as possible (for example by controlling the market of repair parts, seizing imports and threatening repair shops). What you mentioned is not a good thing, but an example of their shitty practices ("Nobody dare touch our devices except us!").
@robinclark5945
@robinclark5945 3 роки тому
I’ve never liked so many UKposts videos. This channel gives me hope. I don’t know how or why. Thank you for being you.
@bettasplendens713
@bettasplendens713 3 роки тому
Bro, you've earned my subscription. Great content. Keep up the great work!
@RespawnRestricted
@RespawnRestricted 3 роки тому
Them glasses just distract from the whole video LOL
@jean-clauded5823
@jean-clauded5823 3 роки тому
But I'll bet they have a circuit board in them.
@rivkahlevi6117
@rivkahlevi6117 3 роки тому
"this is the modern version" Shows electrolytic capacitor that could easily be 50 years old.
@zaphenath6756
@zaphenath6756 3 роки тому
modern as in 'still in use in modern times' not as in 'this was manufactured last week' :)
@QuantumFluxable
@QuantumFluxable 3 роки тому
there you go, they're still being manufactured: www.newark.com/illinois-capacitor/226tta500aqw/aluminum-electrolytic-capacitor/dp/66W2884?st=capacitor%2022%20uf well it's a different model, less voltage tolerance because of inferior net voltages over in the US, but oh well^^
@wesleymays1931
@wesleymays1931 3 роки тому
Seriously. Who TF uses axial capacitors?
@casianreport3318
@casianreport3318 3 роки тому
@@wesleymays1931 your mom
@lisavincent4092
@lisavincent4092 2 роки тому
That was super interesting. Thanks for sharing!
@wyrdthabyrd542
@wyrdthabyrd542 3 роки тому
You're fantastic, I love how informative you are! Thank you for making inspiring content with a spicy twist.
@fiix7026
@fiix7026 3 роки тому
Move on, just a generic comment for the YT algorithm to spice up the ranking.
@deaneatsgreens
@deaneatsgreens 3 роки тому
doin the electric lords work
@STRIKEcorperation
@STRIKEcorperation 3 роки тому
Thank u flix o7
@eurybaric
@eurybaric 3 роки тому
@@deaneatsgreens Second level spicing up here!
@Ryan50Ryan
@Ryan50Ryan 3 роки тому
s p i c e
@rafaellisboa8493
@rafaellisboa8493 3 роки тому
"""we ended ww2""" lol the audacity
@BradPlaysEverything
@BradPlaysEverything 3 роки тому
Gross huh
@janklostermann6664
@janklostermann6664 3 роки тому
Couldn't believe it as well. Nice sounding words for one of the biggest atrocities ever commited. It's as he is almost proud of it.
@rafaellisboa8493
@rafaellisboa8493 3 роки тому
@@janklostermann6664 the soviet union ended WWII
@jameswalker199
@jameswalker199 3 роки тому
@@rafaellisboa8493 How
@rafaellisboa8493
@rafaellisboa8493 3 роки тому
@@jameswalker199 by killing/capturing more than 80% of all german troops, liberating all of eastern europe and the balkans and invading berlin
@Dragonmastur24
@Dragonmastur24 3 роки тому
Im loving this channel and you more and more every video, and it started out pretty high tbh XD
@OnnieKoski
@OnnieKoski Рік тому
A way more fun video than the topic deserves, your writing is superb!
@backpropagated
@backpropagated 3 роки тому
This video is fantastic. These are my favorite types of questions too. You learn so much by researching why things be the way they do.
@ZackFreedman
@ZackFreedman 3 роки тому
Got any other questions? I'm always looking for new video inspiration.
@backpropagated
@backpropagated 3 роки тому
​@@ZackFreedman Why are houses made out of wood? Why isn't there innovation in home construction? Why is moores law a thing? I know the last one but I think you could do a good video on it.
@peterhimmelman9241
@peterhimmelman9241 3 роки тому
Awesome video, thanks Zack!
@kholdsworth27
@kholdsworth27 Рік тому
Any video with an Idiocracy reference deserves a thumbs up!
@devcybiko
@devcybiko 3 роки тому
I've done the PCB since the 70s. Never thought of them as a component. AND - there was a bunch of cool meta-knowledge in here I never knew. Great video!
@watchm4ker
@watchm4ker Рік тому
That's surprising. Especially once you get to RF-level signals, the natural inductance and capacitance of the traces can quickly rear its head, and there's been a number of tricks to build in antennas, signal filters, transformers, even heating coils strong enough to solder components to the PCB.
@InYourDreams-Andia
@InYourDreams-Andia 3 роки тому
Wow. Stumbled on here, didn't expect to be so thrilled - Easy subb !
@mandrasaptakmandal636
@mandrasaptakmandal636 3 роки тому
Thanks..... This was really informative
@nekromp
@nekromp 3 роки тому
Very informative and good voice for teaching!
@ThatsMistaTwistToYou
@ThatsMistaTwistToYou 3 роки тому
I got the "Idiocracy" reference! Kudos. Great videos as always, so glad to have found your channel recently. I am tooling up to get started!
@DiogoStuart
@DiogoStuart 3 роки тому
Was looking for this comment! XD
@TheNormalUniverse
@TheNormalUniverse 3 роки тому
Hey this was super fun! Nice work. Can’t wait to see more of your vids
@Scorpiove
@Scorpiove 2 роки тому
Awesome content. Very informative and easy to diges! :)
@crusinscamp
@crusinscamp 3 роки тому
A long time ago, I laid out some PCBs by hand. Where "paint" is mentioned, we used permanent markers. They're water proof so they resist the ferric chloride etching solution. It was actually pretty much fun to do. Printed plastic boards would be nice, but one critical property of PCBs is the ability to resist heat. Soldering is tough on PCBs, some cheap prototype boards can't even take one rework if you make a mistake, the copper delaminates. If you want to see some interesting work, search "surface mount pcb repair" (or something like that). There's some amazing skill out there soldering microscopic parts, getting it right and not having any solder bridges.
@robremini333
@robremini333 3 роки тому
Dude your editing is awesome.
@tomasmartinez8620
@tomasmartinez8620 3 роки тому
You are realllyy good at explaining things. Coming into the video I expected a basic reason of why they are square. However the video had a very indepth history, kept me watching till the end! Great work, imma sub
@drescherjm
@drescherjm 3 роки тому
2:15 reminds me a little of my senior design project in EE in the mid 1990s. Although we did not have as many components on our board.
@haikopaiko
@haikopaiko 3 роки тому
This some cool stuff, thanks for the little history lesson 👍✨
@berni_schmorg
@berni_schmorg 3 роки тому
Hey man, I really loved this video :D thanks for making stuff
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