论文部分内容阅读
日本一家公司推出了一种别致的钥匙坠新款收音机,里面安装了微型立体声收音机,它可以接收超短波段的无线电广播节目,只要戴上耳机便可收听,小巧玲珑,携带方便。名片收音机:日本一家电器公司推出了一种类似名片大小的微型收音机,它分调幅和调频两种机型,高幅机型的厚度为3.9毫米,调频机型的厚度为1.5毫米,收听使用十分方便。眼镜收音机:韩国一家公司新近研制出一种太阳眼镜收音机,它在左眼镜架靠太阳穴位置,装有一部微型集成电路收音机和1.5伏钮扣电池,这种眼镜收音机每副重40克,因轻便美
A Japanese company launched a unique keychain new radio, which installed a mini stereo radio, it can receive ultra-short-range radio programs, as long as you can wear headphones, small and exquisite, easy to carry. Business card radios: A Japanese electronics company introduced a similar business card-sized miniature radio, which sub-amplitude modulation and FM models, high-profile models of the thickness of 3.9 mm, FM-type thickness of 1.5 mm, listening to the use of very Convenience. Glasses Radio: A South Korean company recently developed a sunglasses radio, which left the temple on the temple position, equipped with a miniature integrated circuit radio and 1.5-volt button batteries, the glasses of radio per weight 40 grams, because of light nice