Ultimate flame bait: liquid cooled Arduino

posted Feb 16th 2010 1:59pm by
filed under: arduino hacks

We do so many things around here  just because “we can”. Though this guy cites this as his reason, we somehow can’t help but wonder if he’s doing it just to troll the Arduino hating crowd. He has decided to overclock his Arduino by replacing the crystal and dropping it in some non conductive liquid coolant. Can you guess what sketch he’s running? That’s right, he’s blinking an LED.

Normally we would point out that we have no preference when it comes to Arduino. We simply post what is submitted. Though we are often accused of being Arduino lovers, it is simply just another tool to us. We sometimes delete obnoxious comments that get off topic, threatening, or vulgar because that’s just good house keeping. That being said, we know what to expect here. Go ahead, bash the Arduino. Get it out of your systems. Just keep it non offensive or it will be moderated.

[thanks jfreak09]



155 Responses to Ultimate flame bait: liquid cooled Arduino

  • kirov says:

    arduino stories are offensive themselves so it is hypocritical to ask us not to be in our comments on the matter.

    but you have no reason to post this story. You even admit it is useless and likely just the author trolling, this just reeks of unprofessionalism.

  • WhyIHateArduino says:

    - comment deleted by moderator -

  • Paul Potter says:

    Oh man! Overkill, but cool.

    I can’t wait to get an Arduino. Lovely little devices.

  • Richard says:

    Are we rehearsing for April 1st? LOL

    That said, “Because I can” is the best possible motivation for either hacking or trolling. ;-)

  • Brandonman says:

    I doubt many will go off on this. Don’t feed the trolls (Trolls seems to include Hack A Day Crew for posting this), guys!

  • nek0 says:

    sucessfull troll is sucessfull

    also, i lol’ed

  • nimitzbrood says:

    That is cool just for the sheer absurdity of it.

  • ryan says:

    at least he durant make it into a tv-b-gone…

  • Maha says:

    How hot was it before and after cooling? How stable is it?

  • Shadyman says:

    That’s pretty cool (no pun intended)… It might be a little more interesting and a little less troll-y with a sketch that actually uses a bit more, well, CPU time.

  • loans says:

    I’d be interested seeing some comparisons between performance and heat generation using the arduiono in a demanding situation.

  • housetier says:

    - comment not submitted by commenter -

  • tehgringe says:

    It makes me want to poop with excitement, its working in liquid…that is just crazy…I might try this with a Lexmark Scanner and scan my face super fast in the bath tub…I’ll control the motors using an Arduino + MotorShield tho’

  • Deadeye says:

    wanna see it go 600Mhz :)

  • hawkeye18 says:

    it’s kinda like putting a 500hp outboard on a pontoon boat. I like it!

  • Maha says:

    Shadyman, i was thinking the same thing, but does the arduino even have an idle instruction? Is heat mostly generated from GPIO? It would be fun to write 3-4 test sketches to try out and compare against the overclocked setup. Not just busy work either because we need to know if heat is affecting the results.

  • Evil says:

    Why is this liquid cooled? Don’t both the AVR and PIC chips have absolutely massive overclocking headroom anyway? It seems to me that he just took an AVR (which probably would have come close to that frequency anyway) and dunked it in blue goo.

  • macegr says:

    Wow I think this guy just duplicated the Celeron.

  • HappyOrange says:

    “Though this guy sites this …”

    Should be “cites”

  • hpux735 says:

    This is ridiculous, not because it’s an arduino but because most Microcontrollers aren’t limited in clock because of heat but because of instability. Also, 32Mhz isn’t that fast really. I’m willing to bet that it would run fine without the coolant. If it doesn’t, it just shows how superior the Microchip PICs are! :)

  • John R says:

    So you want to run a higher clock and are pretending to cool it to make it look unstable, perhaps you should think twice about having the crystal on 3 inch flyleads…

  • Philippe says:

    I just don’t get this Arduino bashing.

    It’s a platform. End of story. It’s limited, it’s just a micro-controller, 8 bit and of an older generation, it’s mainly educational, so what? Why not bash the IBM-PC while we’re at it? It was crude, it was ugly, it was underpowered, yet it led to that nice little machine you are currently using to type your flames. Heck, in a way, you could even say it led to the current line of Apple computers.

    Be creative, build something, learn new tricks, have fun and use your brain instead of wasting your grey matter on useless and unproductive comments.

    Just my two cents (Canadian).

  • Katrina Swales says:

    It looks like the gel-packs from the U.S.S Voyager

  • sneakypoo says:

    “We simply post what is submitted”. So you guys don’t do any spelunking in the dark reaches of the intertubes yourselves?

  • jonny5 says:

    I have been reading your site for yrs but i have to say you need to get off arduino some you are definitely missing out on other great hacks out there i love the idea of the arduino and all that it can do but im getting sick of reading about it i want to see more than that board all the time please move on or i will not support you guys anymore ….

  • Katrina Swales says:

    and I am sure they will greatly miss the support. why do some people think websites depend on them alone

  • Greg says:

    He should at least re-write the sketch to use a loop, instead of timers. Remember back in the 386 days, when you could change the speed of your games by pressing the “turbo” button that changed the CPU from 33mHz to 66?

  • tantris says:

    really cool about any electronic project becomes cooler by over-clocking and immersion in some colored liquid. blue is perfect, because blue is cold. don’t use fluorescent green, that’s always radioactive. since increasing speed is the more economic alternative to efficient coding, overclocking an arduino should be especially useful.

  • lowlysoundtech says:

    The arduino is a tool. Just like a hammer, just like a soldering iron and just like the people who flame arduinos. And I’m certain that those people who flame at one time or another were enthralled by the arduino.

    @jonny5 – I can see where you are coming from, but I appreciate the arduino love because I’m just starting out and getting to know it. I hope this leads to me learning other protocols and whatnot, but you have to admit, it’s a heck of a springboard.

  • saimhe says:

    Well, “because I can” is a perfect motivation. And overclocking still is a thing exotic enough. Let it be Arduino this time, then.

    The Blink sketch is a minimal indicator of a properly functioning core. Perhaps a more elaborate test could be developed, though ideally it’s up to Atmel :)

    But unproffesionalism there is strong. What coolant temperature allows for these 32 MHz instead of 16? (Fridges are not temperature standards.) And, are these 32 MHz an absolute limit – or we could hook up a signal generator to the XIN pin and squeeze out some more?

  • Tien Gow says:

    I would guess that there are a lot of Arduino stories because a lot of people are hacking Arduinos; and I would guess that is because they are cheap and readily available. I remember not too long ago when micro-controllers cost big $$$ (relatively speaking). I am not exactly overawed by the Arduino, but I do give it credit for making it possible for lots of people to get involved.

  • osgeld says:

    you forgot to put a flame decal on it, stickers make anything go faster, even when submerged in blue goo

  • osgeld says:

    “I do give it credit for making it possible for lots of people to get involved.”

    and that is the best part

  • osgeld says:

    guess hack a day isnt publishing my comments anymore

    its ok, I have a few thousand email addresses left

  • tdw says:

    Interesting. Folks want Hackaday to do articles about projects using something *other* than Arduino. But since the point of that product is to get folks hacking, and it happens to be incredibly popular, wouldn’t you expect some very significant number of projects to just naturally use it? So, that’s what Hackaday reports. ‘Seems perfectly rational to me.

  • matty says:

    “”We simply post what is submitted”. So you guys don’t do any spelunking in the dark reaches of the intertubes yourselves?”

    Do _you_, sneakypoo? When was the last time you submitted something? They say they only post what is submitted, so if You, the readers, don’t submit things you want to see how do you have room to complain about what is posted?

  • HappyHax0r says:

    @Phillipe

    I believe the point RE: all the Arduino hate is that while the IBM PC which was ugly and underpowered gave us the machines we have today, it was the AVR AtMega that gave us… the arduino. IE, there’s nothing an arduino can’t do that an AtMega can’t do natively. The issue is one of ease of use. The Arduino is certainly easier to use, but also comes at a much higher cost than the AtMega alone.

    The “haters” as it were simply don’t understand why the burgeoning hacker doesn’t just go with the Atmega or some other AVR in the first place…

    The AVR line of chips is rediculously easy to program and can be done with a serial port and a DASA cable. It was *DESIGNED* for easy programming and easy use.

    That’s probably why people despise the Arduino. Because to these people the Arduino seems like a massive waste of money for next to nothing. Consider the Deumilanove at Robotshop.ca for instance, it’s over $30.00, in comparison the AtMega chip it uses retails for about $5.00 at digikey.ca.

    Just my 2c.

  • cantido says:

    Not really seeing the point of the overclocking, the coolant or the wording of the article here.

  • mike says:

    A “non-conductive eco-friendly liquid”? No such thing. Ethylene glycol most likely. Don’t feed it to your dogs!

  • AnthonyDi says:

    If he was hardcore he would have used a peltier.

  • sneakypoo says:

    @matty: Holy defensive stance Batman! Did you see me complain about the post? I didn’t, in case that slipped by you. It was a simple question that was prompted by the comment that was posted. And if you take the time to read my post again you might notice that I used some playful language that might perhaps indicate that I wasn’t being quite so serious.

    And no, I haven’t submitted anything, I come to HaD to read about random projects that people work on. I thought that was the purpose of the site, to read about hacks? I wasn’t aware that I was obligated to find content.

  • alex says:

    @Greg

    lol I used to press the turbo button to change the clock speed from 66 to 33 to make the games easier. Consider it a hardware cheat ;)

  • risu says:

    I feel motivated to overclock my toaster with an Arduino. Because I can.

  • pookey says:

    Has anyone read the press on the “Eco-earth Nano Fluid XP+ Extreme” coolant used in this project?

    What’s this stuff made of, free-range raised atoms fed with sustainable organic quarks, with a dollar from the sale of each gallon going to the wildlife protection fund?

    I propose a 1-cent “puffery” tax levied against every meaningless adjective and adverb used to over inflate the virtue of any retail product. Betcha we could pay off the national debt with enough left over that all of us could retire to Costa Rica.

  • pookey says:

    Recipe for a thermonuclear weapon:

    1) Fabricate a titanium metal sphere, 10 meters in diameter

    2) Fill with readers of Hackaday

    3) Inject an article about arduinos

    Approximate yield: 100 kilotons

  • exponential decay says:

    whoa, now it could blink really really fast

  • Crazor says:

    Now these are some long wires for an XTAL ;)

    Pure luck that it works at all…

  • fu says:

    I think arduinos suck but I like this. I think hackaday are the ones trolling. Marketing puke style

  • Alexander says:

    What I want to know is why he felt the need to make THREE videos…

  • The Ideanator says:

    So he dunks his arduino in this blue liquid to keep it cool, which brings up the question, does that overclocking actually cause the arduino to get warmer then its non-overclocked brethren?

  • gadget says:

    Interesting but valueless hack (even from a novelty standpoint).

    Separately it seems like arduino bashing is in vogue – I suppose anything that becomes popular (or at least in increasing widespread use)becomes a target sooner or later. I find the arduino fairly easy to use (and cheap) with a lot of code out in the public domain that newbies like myself can take apart and learn from. It’s even cheaper if you feel like putting it together with breadboard and a few parts.

  • Haku says:

    32mhz? is that all? the Picaxe 20×2 can run at 64mhz without the need of an external resonator, or cooling…

  • Neolith100 says:

    Awesome! The End.

  • concino says:

    I am going to liquid cool my 555 flip-flop circuit right now!

  • arcnemisis says:

    ok.. have not read through other comments..
    so sorry if I repeat..

    where is the temps.. ? oh wait.. he said he put a temp sensor on it.. but honestly I am not watching 5 videos to get details.. a damn graph would suffice…
    sparkfun had done it way long ago with 16F873A in ’04 and write up of crystal clocks in 2008 with the mega 168..

    this isn’t post worthy.. I have given benefit of doubt with the regime change but …seriously…
    some people have too much time on their hands..

    with the title “Ultimate flame bait:…” enough is said there.. i miss the old HAD.. I know it is slow all around, depressed markets, jobs lost but really..

  • Sam says:

    I’m not an Arduino basher, per se, but there sure are an awful lot of posts on Hackaday about them. What most of the commenters seem to be complaining about is that the posts aren’t about hacks, they’re projects, and many times they’re projects which could have been accomplished trivially without the Arduino at all, which makes them lame projects instead of interesting ones.

    I’m sure there are some genuine haters here, those who look down upon it because it’s a learning platform, but I think most just hate mostly non-hacks and posts without substance.

    I think this qualifies as a hack, at least. It’s doing something that goes beyond the design specs in an unprofessional, but apparently effective, way. Its value has yet to be determined – if the designer actually pushes the thing to its limits with something more taxing than an LED it might actually be interesting.

  • tristan says:

    lol, is the coolant to keep ice from forming?

  • Scotty says:

    The arduino is about the same as a good pair of pliers is. It makes a lot of jobs a whole lot easier, but you coulda done without it. Nothing more. Just a tool.

  • MrX says:

    Aha! Hack-a-day made my day!

    Thank you very much for this moment.

  • BOBJOESMITH says:

    sweet! I love overkill lol all the arduino haters!

    ps to arduino haters: its just a complete microcontroller package and is similar to a pic or basic stamp controller kit, just simplified

  • canbot says:

    All he needs now is a GPU shield and he can run Crysis!

  • desktop thread says:

    @canbot

    And perhaps show us his magnificent selection of Tidus approved desktop wallpapers.

  • DiRWiN says:

    cant you make an LED blink without an Arduino?

  • FDP says:

    Thanks for pointing out the stupidity of man…

    what’s next?

    “I overclocked my 555 timer!”

  • #1 compsci graduate says:

    DiRWiN, of course not. Stop asking silly questions.

  • #1 compsci graduate says:

    @FDP

    That’s almost as bad as the time Xzibit put 4 555s in the one package and called it the 558.

  • Jim says:

    I think I’ll overclock my toaster and cool it by submerging it in the bathtub with me.

  • Inventorjack says:

    @Jim: Let us know how that works out ;)

  • ESylin says:

    OK really.. this is wicked funny. I laughed so hard reading all these comments.

  • SparcMX says:

    Yes, Arduino is the tool, not the project. So strip away the Arduino and see what you have left, creativity in this case, 4 wires and a crystal. Its a textbook hack and shouldnt warrant a mention, my 6 year old knows the purpose of a crystal. I guess the owners of Arduino’s need to dig a little deeper and actually challenge themselves.

  • SparcMX says:

    Heres an idea, make a water quality tester that tests for light diffuse, ph, temp and viscosity using a micro pumping system. Put it all together in one unit on a suction cap then you’ll have a reason to submerse it.

  • JB says:

    I’ll try a liquid hydrogen cooled Arduino then… 1GHz and blink the LED at 0.1 Hz :P

  • #1 compsci graduate says:

    That’s pretty awesome. Your 6 year old should be writing for hack a day or something.

  • Loren says:

    Cool, just to tick people off.

  • Loren says:

    With 31 arduino’s you can drive 868 led’s. /duck

  • Ho0d0o/Heatgap says:

    What’s wrong with Arduino? Like Caleb said it’s a tool. If you can get a task done with an Arduino than why not use it?

    I don’t really understand why there are Arduino haters out there. That’s like saying you hate hammers because they drive nails easier than your fist. I just don’t get it.

  • Haku says:

    Caleb, you do realise that poking the hornets nest like this will get you stung whilst at the same time make you look foolish for dumb stunts like this and cheapen the quality of HAD?

    I’d rather fewer, higher quality hack submissions get through the ‘interesting filter’ and end up on HAD than a slew of bullshit ‘hacks’ like this.

  • angrydroid says:

    I just want to log in to Facebook.

  • M4CGYV3R says:

    There is only one appropriate response to this.

    ………………..,-~*’`¯lllllll`*~,
    …………..,-~*`lllllllllllllllllllllllllll¯`*-,
    ………,-~*llllllllllllllllllllllllllllllllllllllllllll*-,
    ……,-*llllllllllllllllllllllllllllllllllllllllllllllllllllll.\
    ….;*`lllllllllllllllllllllllllll,-~*~-,llllllllllllllllllll\
    …..\lllllllllllllllllllllllllll/………\;;;;llllllllllll,-`~-,
    ……\lllllllllllllllllllll,-*………..`~-~-,…(.(¯`*,`,
    …….\llllllllllll,-~*…………………)_-\..*`*;..)
    ……..\,-*`¯,*`)…………,-~*`~.……………/
    ………|/…/…/~,……-~*,-~*`;……………./.\
    ……../…/…/…/..,-,..*~,.`*~*…………….*…\
    …….|…/…/…/.*`…\………………………)….)¯`~,
    …….|./…/…./…….)……,.)`*~-,…………/….|..)…`~-,
    ……/./…/…,*`-,…..`-,…*`….,—……\…./…../..|………¯“`*~-
    ……(……….)`*~-,….`*`.,-~*.,-*……|…/.…/…/…………\
    …….*-,…….`*-,…`~,..“.,,,-*……….|.,*…,*…|……\
    ……….*,………`-,…)-,…………..,-*`…,-*….(`-,…

  • Randy says:

    Why is stuff like this getting posted? Maybe if this was a Composite video application where the base clock frequency was not enough to display the desired graphics… maybe if the un-cooled performance was described… maybe if the end result couldn’t be replaced by a 555 timer or a few transistors, a resistor, and a cap… or maybe if this was in any way unique or interesting would I want to see more things like this being posted!

  • Walken says:

    Personally, I think it needs more cowbell.

  • blah says:

    @Randy: Because hack-marketing like all marketing adapts to trends, the Arduino is a trend in this demographic.

    People who don’t like the affect it has on the community are considered ‘trolls’ and ‘flamers’ for the sake of pseudo-intellectual convenience(hence why they are labeled negatively).

    Also on an interesting note: the majority of the people who don’t like it DO have projects, projects that are finished and not 3/4 Arduino and incomplete…even more importantly people who were here before suburbia/hack-marketing.

  • Illlion says:

    I havent read any of these probably miserable comments. just to let you know i choke-laughed whilst reading the entry title.

    thanks Hackaday <3.

    keep it up

  • Tough Guy says:

    I dare someone to try to claim that they have never posted something some people didn’t find interesting.

    *(as i mutter under my breath)* “Buncha whiners”

  • jimmys says:

    Caleb-

    “Normally we would point out that we have no preference when it comes to Arduino.”

    Yeah, that denial does get made a lot.

    It’s obvious to everyone that the site favors the Arduino. Every arduino based project is tagged an “arduino hack” while worthy PIC projects like BusPirate are tagged “misc hacks”.

    Probably because there’s no such thing as a “PIC hacks” or “BS2 project” category tag for you to use. Why? How hard would that be to add? It would make it easier for users to find articles based on those microprocessors…maybe that’s the point.

    If your business model calls for pimping the Arduino and running off the old timers that question the wisdom of a “120VAC Arduino Shield”,
    that’s fine but why pretend it’s not?

  • M4CGYV3R says:

    Can it run Crysis?

  • xbox live says:

    Only if the LED is blue. Blue for gaming.

  • n says:

    you can still use a turbo mode on ds lite that increases frequecy…

    liquid cooling is a bit of overkill but that is what hacks are supposed supposed to be.

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    oh crap, i hope my comment doesnt get deleted… its pretty bad..

  • anonieme_lafaard says:

    As a DIY microcontroller, the arduino is a complete tool…just like its users.

  • markii says:

    wow this is cool… NOT!

  • Besides all this Arduino noise, if the coolant is water based there WILL be corrosion over time, even if it does not conduct electricity (it claims < 1µS/cm), electrolysis will eventually eat the tracks/pads/pins. There are cooling liquids that can be used to immerse the whole thing, like 'Fluorinert', (not eco-friendly at all btw) or the like.

  • civissmith says:

    Tsk tsk tsk… I still don’t understand the hatred for the Arduino. The biggest question I have is really this: How many of the naysayers have actually tried it? I’ll respect AVR/PIC/68000 folks that have given the Arduino a shot and think little of it. But personally, I just don’t listen to folks who have either not tried it or are basing their opinions on little-to-no actual proof of deficiency.
    Personally, the Arduino is a comfort uC for me. When I’m frustrated with my ATtiny’s or non-bootloaded ATmega’s, it’s nice to grab a slice of Arduino.
    Aside from that, you can remove the ATmega168/328 from the board, slap some hardware behind it – and embed the chip your project –> making it act like any other AVR.

  • al says:

    lol the ascii art comment by M4CGYV3R is the most 1337 comment EVER!!

    It’s not that people hate arduino. It’s all that comes with it. A nerd using it to play with blinking leds, another nerd spending $100 to make it blink leds thru ethernet and usb for which he could just buy a micro-atx pc board or any arm/xscale/whatever board that can run a full OS.

    You see, seeing someone play with electronics for the sake of playing is like seeing an adult guy play with a barbie doll and at the same time like seeing the teacher’s pet study just for the sake of studying, with no sense of purpose whatsoever. Plain f*ing disgusting.

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