His name for it was phono - telephoto.
当时,他给电视机起的名字是“ phono -telephoto”.
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The model 405 is a high performance two - channel phono pre - amplifier designed for use in professional applications.
该模型405是一款高性能2声道唱机前 置 放大器为专业应用而设计的.
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Company founder , Joseph Grado is credited as the inventor of the stereo moving coil phono cartridge.
公司创始人约瑟夫格拉多记入的发明者动圈式立体声唱机墨盒.
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