2008多項課程召集 - (7) 高級揚聲器製作班 (已完結)

add me please.

Thanks.
Jay Chung

I am Jay Chung(90198030). Please count me in

hello,
This is Jay.
Thank you for your answer.
I have already pay money to your Account.
I want to make a "Birdeye" speaker.
About the crossover, Can I answer you before this sat. because I have not idea.
Thanks a lot.
Jay.