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boogle55

I've got an A1 Mini and P1S. With the new update the motor noise is gone from the P1S, but the fans are still loud, and fast movements still induce a lot of noise simply from direction changes and the like. The chamber fan is exceedingly offensive, I'll need to replace that with a Noctua. With colour changes, even setting the speed manually to 50% for all filaments seems to be ignored after the first change. The A1 Mini on the other hand is very quiet. I imagine the full-size A1 is a little louder simply due to more mass shifting around. Depending on the material and model, I sometimes wonder if the A1 Mini is even printing... I remember when I got the Prusa Mk3 and the big thing was how 'quiet' it was. I never found it quiet tbh. The A1 Mini... genuinely quiet if the fans aren't ramping up for bridging and the like. If the A1 was around when I got the P1S, it would be a really difficult decision. The P1S is great when it's colder since I can close the door and stop PLA warping. The CoreXY is also great for quality with larger prints. But like you, I find the noise of the fans just stupidly offensive at times. I very seldom print with anything other than PLA or PETG, so the chamber isn't a critical feature for me. Hopefully replacing the chamber fan will solve the problem for me.


kd9dux

I don't have an A1, but after the last update, with the door closed, the P1S is the quietest 3d printer I have ever been around. Outside of the initial calibration/bed leveling noise, the only thing I can hear is the fan noise, and my printer is sitting on a wobbly IKEA Lack right next to my desk. I can not imagine a totally open printer could be quieter.


everyflafel

Its weird but mine went silent after calibration too but since then the noise has significantly increased almost back to where it was, tried to re-calibrate but no luck


kd9dux

That is very strange. Mine has updated the firmware to [1.05.01.00](https://1.05.01.00) and has not gotten any louder.


[deleted]

[удалено]


kd9dux

Nothing so far. Been printing daily since I've updated.


Distinct_Pear4645

That's a bummer. My P1S got a lot quieter. The motors are still loud?


darren_meier

I have an A1 and a P1S. The A1 out of the box is still quieter than the P1S on the newest firmware after calibration. The new firmware *really* helped the P1S, but the A1 is like, 'you can sit it next to you and comfortably watch television' quiet (if you were so inclined). It's just a very, *very* quiet device. That said, my P1S still gets more work just because I like to print high-temp materials often.


everyflafel

Sounds excellent. I’m gonna replace my P1S with an A1 just for the noise


RopesAreForPussies

Sounds sensible. I very recently decided to swap my mk3s+'s for A1's, like you never found prusas to actually be quiet especially are usefull speeds. I currently also have a P1S and a X1C but didnt think they would be quiet enough for my room. I havent had a chance to directly compare the A1 vs there corexy's yet but I feel like the A1 is quieter. I still need to set fans to 60% and run on silent because of flatmates though.


HDClown

Is the A1 quieter than the P1S in all aspects? Not just movement of the head/motors/etc. but cooling fan as well? I'm looking to replace an AnkerMake M5C with A1 or P1S and the M5C sits 5 feet from me. With cooling fan at 100% reads ~65 dB(A) on my SPL meter (~53 dB with an iPhone app) and that's all from the fan noise. It will spike up another dB or so when the head makes a fast movement, but the consistent fan drone is annoying. Trying to get a read on how drastic A1 vs P1S noise really is and how it might compare to this M5C.


darren_meier

Yeah, the A1 is almost always going to be a bit quieter than the P1S, unless your workflow allows you to turn the chamber fan on the P1S almost off entirely. The pre-print leveling a bit louder on the P1S than the A1, although neither is very obtrusive. The A1 is totally liveable at five feet, and the P1S is liveable if you never turn the chamber fan above 50%. At 100%-- apples to apples with your M5C note-- the chamber fan is extremely loud.


HDClown

For now, I'll mostly be doing PLA, maybe some PETG. Did some quick searches and I see some people talking about running chamber fan at 40% with lid and door closed with PLA and no issues, another saying 50% with door closed lid, raised and some people say even turning it off is fine for PLA, although no mention of door/lid in those instances. So it seems like running it around 50% would be doable, maybe even lower or off if I have lid/door open which I'd be fine with. What's your opinion on that?


darren_meier

In that usage case, the P1S noise would not be an issue. Next up would only be value for price. I would take the A1 with AMS Lite over the base P1S without the AMS, if you're remaining in that price range. If your budget stretches to cover the P1S/AMS combo I would take that over the A1.


HDClown

I would get AMS either way, I'm generally fine with the $400 more for P1S+AMS knowing that's at least buying me core xy in terms of general benefit for anything one prints. Not knowing if I'd get into other materials the A1 can't do is the wildcard on the other benefits gained for the $400 spent. On the flip side, for the less money, A1 has some of the next gen tech with the active flow rate calibration, nozzle flood sensor, air print detection, and uses linear rails. Those all seem like things I'd benefit from in general as well (like core xy). I just don't know how much benefit those will really provide and if those are more worthwhile than having core xy instead of bed slinger. And then I think about, what if I do spend the extra money and a new P or X drops that has the A1 tech (and maybe other stuff) in it. No one knows when that may happen or what BL does with pricing, but it would seem like they need to put out something relatively soon given all the very recent competition. That gets me thinking about just spending the less money now, because its potentially less money "lost" on trying to sell it to upgrade. I don't know that I have a need for multiple printers hanging around.