Bass reflex type speaker
overall viewcross section
・cabinet W =16.0[cm], D =18.2[cm], H =23.0[cm]
・duct L1 =1.8[cm], L2 =10[cm], L3 =12[cm]
・execution vibrational radius a =4.0[cm]
・thickness t =1.4[cm]
作成者 : 古崎