At my old posts that I have talking about my tweeter. Sifu said "No need to place the tweeter at the every corner of nesting room". So my tweeter postion is
(1)
After I testing to add 7 tweeter at the following position, I am very happy that the result is I got more 4 nest marking now (black circle).
(2)
在之前我不是说过师父说“在四周角头是不需要喇叭的” ,所以我原本喇叭的位置如下图(1)
在我尝试增加7个喇叭之后,结果是增加4个新的燕窝了(黑点),好开心呀!