Quote:
Originally Posted by
Kyle P. Gushue
Thanks again for yet another amazing resource!
How would one determine if the leafs are close enough together they act almost like a single mass, or far enough apart that the resonance is low enough that the 3 leaf situation isn't an issue?
In these cases, would you use the calcs for MAM or still use 3 leaf math, when adding the additional leaf?
Sorry if im muddying the thread.
About an inch. See LONG Architectural Acoustics chapter 9 or more information.
There is no generalization for not using the proper equations when I am working for a client. For related information read Canadian Builders Digest CBD-240 and note figures 3 and 9.