請問，隻有電子管的收音機才有貓眼吧？我記得小時候家裏有一天有貓眼的收音機，打開的時候還要預熱。後來買的就沒有貓眼了。

來源: man008 於 2021-03-20 00:37:38 [舊帖] [給我悄悄話] 本文已被閱讀：次

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