Reading Graphs and waterfalls correctly HELP

icckledave

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Hi

I am new to the treatment side of a room but i have added Traps/Panels and also treated walls internally.
I have attached the full file for people to have a look at and to get a grasp of things I'm doing correct or incorrectly......the room is 2.2m W x 4.9m L x 1.8m H

If the file is incorrect or there is something missing please let me know

Look forward to hearing your thoughts and guidance

I do see a peek between 600 to 700hz and wonder if this is off the desk maybe??

Could anyone point me in the right direction for Reverb times and Decays aswel
 

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  • Genelec 8050B room test.mdat
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John Mulcahy

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Your soundcard cal file is incorrect, it is a room measurement. You should remove it. 1.8m is a pretty low ceiling!
 

EarlK

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For some guidance download the following zipped pdf file.

:)
 

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icckledave

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Your soundcard cal file is incorrect, it is a room measurement. You should remove it. 1.8m is a pretty low ceiling!
Hi John.

Yes this is a room measurement, i don't have the height of a ceiling in a normal situation. I do have treatments also on ceiling too. i will remove sound card Cal, do i need to redo or can i just remove this?

Dave
 

John Mulcahy

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Yes this is a room measurement, i don't have the height of a ceiling in a normal situation. I do have treatments also on ceiling too. i will remove sound card Cal, do i need to redo or can i just remove this?
You can just remove the cal file. To remove it from measurements already made use the Change Cal button. The soundcard cal, when used, should be a measurement of a loopback connection from soundcard output to input.
 

icckledave

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You can just remove the cal file. To remove it from measurements already made use the Change Cal button. The soundcard cal, when used, should be a measurement of a loopback connection from soundcard output to input.
John

I think this is correct now....

Could you check this over and if there is something incorrect could you point it out to me if possible??

Dave
 

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  • Test Room.mdat
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icckledave

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You can just remove the cal file. To remove it from measurements already made use the Change Cal button. The soundcard cal, when used, should be a measurement of a loopback connection from soundcard output to input.

Is there any info on RT20/30, RT60, EDT etc with regards to a mixing/studio/control room environment that you have a link too as I'm getting mixed numbers every time i click a link on google o_O

Thanks in Advance for the advise also

Dave
 

icckledave

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Are the reverb times good across the Freq Range?? anywhere to improve slightly or can i just put Sonarworks to finish it off???

Dave
 

John Mulcahy

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Decay times are very low (where they are meaningful, which is above several hundred Hz in your room) so the room might be somewhat over-treated and very 'dry'.
 

icckledave

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Decay times are very low (where they are meaningful, which is above several hundred Hz in your room) so the room might be somewhat over-treated and very 'dry'.
its recently underwent between 50mm and 100mm acoustic rockwool behind the gyptone active air boards...its also had bass traps in the front corners and a 1200 x 1800 "cloud" above the listening position which was 50mm

The back wall has 3 x bass panels (one has scatter plate fitted) which are 100mm thick, about 600 x 1200

so maybe remove 1 or 2??(centre panels)

is there a specific decay time i would need to be aiming at??

Dave
 

EarlK

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its recently underwent between 50mm and 100mm acoustic rockwool behind the gyptone active air boards...its also had bass traps in the front corners and a 1200 x 1800 "cloud" above the listening position which was 50mm

The back wall has 3 x bass panels (one has scatter plate fitted) which are 100mm thick, about 600 x 1200

so maybe remove 1 or 2??(centre panels)

is there a specific decay time i would need to be aiming at??

Dave

Now would be a real good-time to look over the pdf file that I posted .

:)
 
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