器材介紹

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（Martin瑪田）

活動知識

活動硬體介紹

活動類型差異性

音響技術

一又四分之一頓的
音響─號角

實用線路選輯
FM立體聲解調器

音響器材的
選購●搭配與評估

前置擴大機的測試方法

FTC輸出功率標準