Sergey Perov inspiring custom Horn speakers project. Horn datasheet: rear loaded - Am=3600cm2, At=150cm2, L=205cm, exponential, Vtc~3500cm3: front loaded: At=210cm2, L=30cm, tractrix. Driver: one 8" fullrange (Lowther PM2a, PM6a: Sonido SFR200a: etc.) Material of enclosure: epoxy composite.
