[Rikard Ekval]

Hi
As user of the metric system and newbie, i have a problem with the mechanical parameters of the GR Sub SW-12-04.
inche, lb, oz and so on.
Does any one have the .wdr for this subwoofer to share??

[Danny Richie]

Hi
As user of the metric system and newbie, i have a problem with the mechanical parameters of the GR Sub SW-12-04.
inche, lb, oz and so on.
Does any one have the .wdr for this subwoofer to share??

Here is all you need to know. For that woofer you need a sealed box that is 1.5 to 1.8 cubic feet of air space.

https://www.google.com/search?q=Cubic+feet+to+liters&oq=Cubic+feet+to+liters&aqs=chrome..69i57.5803j0j15&sourceid=chrome&ie=UTF-8

Then for building the boxes the cabinet plans are at the bottom of the page.

See them here: https://www.gr-research.com/store/p20/Servo_Sub_Kit_2.html

And then: https://www.google.com/search?q=inches+to+mm&oq=inches+to+mm&aqs=chrome..69i57.2121j0j7&sourceid=chrome&ie=UTF-8

[Rikard Ekval]

Here is all you need to know. For that woofer you need a sealed box that is 1.5 to 1.8 cubic feet of air space.

https://www.google.com/search?q=Cubic+feet+to+liters&oq=Cubic+feet+to+liters&aqs=chrome..69i57.5803j0j15&sourceid=chrome&ie=UTF-8

Then for building the boxes the cabinet plans are at the bottom of the page.

See them here: https://www.gr-research.com/store/p20/Servo_Sub_Kit_2.html

And then: https://www.google.com/search?q=inches+to+mm&oq=inches+to+mm&aqs=chrome..69i57.2121j0j7&sourceid=chrome&ie=UTF-8

Hi Danny.
Thanks for the information. You are so helpful.