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Can we have a non Input shaper MMU3 MK4 profile?  

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Real 3D Prints
(@real-3d-prints)
Active Member
Can we have a non Input shaper MMU3 MK4 profile?

I want a non input shaper configuration profile for MK4 MMU3.  I get that that Prusa wants to eliminate any slower profiles that might be viewed as slower than a competitor, but please let us make this choice and just include it alongside the existing faster and only (default) input shaper MK4 MMU3 profile. I can't think of any other reason why they omitted this configuration profile. I don't mind waiting a little longer so I might get slightly better print quality. 

Posted : 30/07/2024 2:55 pm
K7ZPJ liked
Jlainton
(@jlainton)
Active Member
RE: Can we have a non Input shaper MMU3 MK4 profile?

Agreed.

Posted by: @real-3d-prints

I want a non input shaper configuration profile for MK4 MMU3.  I get that that Prusa wants to eliminate any slower profiles that might be viewed as slower than a competitor, but please let us make this choice and just include it alongside the existing faster and only (default) input shaper MK4 MMU3 profile. I can't think of any other reason why they omitted this configuration profile. I don't mind waiting a little longer so I might get slightly better print quality. 

 

Posted : 01/08/2024 2:03 am
vhubbard and K7ZPJ liked
maker_lee
(@maker_lee)
Member
RE: Can we have a non Input shaper MMU3 MK4 profile?

I agree too.

Posted : 03/09/2024 5:08 am
bryn51
(@bryn51)
Estimable Member
RE:

Your wish is granted (to all that need it).  Go into Configuration wizard  (Prusa Slicer 2.8.0) and check the two options available under "Original Prusa MK4 MMU3" (omit the HF0.4 nozzle if you do not yet have one).  This option is adjacent next to the "Original Prusa MK4 input shaper" option.  Then that option will become available on the Plater Screen drop down list under printers.

Posted by: @real-3d-prints

I want a non input shaper configuration profile for MK4 MMU3.  I get that that Prusa wants to eliminate any slower profiles that might be viewed as slower than a competitor, but please let us make this choice and just include it alongside the existing faster and only (default) input shaper MK4 MMU3 profile. I can't think of any other reason why they omitted this configuration profile. I don't mind waiting a little longer so I might get slightly better print quality. 

 

This post was modified 3 days ago 2 times by bryn51
Posted : 05/09/2024 10:04 pm
Jlainton
(@jlainton)
Active Member
RE: Can we have a non Input shaper MMU3 MK4 profile?

Im...not seeing this.  Configs updated, program up to date.  

 

Posted : 06/09/2024 4:54 pm
bryn51
(@bryn51)
Estimable Member
RE: Can we have a non Input shaper MMU3 MK4 profile?

Yeah ok. The input shaper is implemented in custom gcode on the printer profile and I see the M862.6 P “Input Shaper” line on my mk4 MMU3 printer profile, not having Input Shaper in the profile name any more. So looks like IS is now the default with no alternative option.

You could try commenting out line 5 in the Start gcode and see if that is effective although I do not know of a way to verify. 

As for me, I’m in process of upgrading all 3 of my printers to mk4S, and have accelerometers on order for them too. 

Maybe I am dull witted but see no advantage not to have IS, if it is properly tuned (sorry bad pun). Is it being blamed for some issue ?

Posted : 06/09/2024 8:44 pm
Jlainton
(@jlainton)
Active Member
RE: Can we have a non Input shaper MMU3 MK4 profile?

Honestly, and only speaking for myself...why stress the unit more than it needs?  Im in no panic for 99% of my printing.  Again, just my 2 Canadian cents (which we round down to nothing...)

Posted : 06/09/2024 8:55 pm
bryn51 liked
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