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[豆知识] 【整理】2011-07-24&07-30 无线信号发生器的发展史

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[Homework]2011-07-24&07-30 无线信号发生器的发展史

It starts with a blip,a beep,a noise,a pattern,a signal.It could be anything,income paper ,machine data,or even the words flowing through your mind right now. Signal generators play an important role in testing devices we use everyday.The grandfather of the mole was developed by HP's very Bill Hulid in 1939 as the very first audio osolater.It soon became the company's first product ,the HP200A.Their first customer Disney Studios.
        Over the next 70 years,the industry has churned out similar devices.Each one is a little more complex than the previous.Why ?Because just like Disney movies ,our technologies are becoming more intricate ,complex and evolved.The technology that drives devices like cellphones to medical equipment is rapidly developing,making the signal they transmit and receive more information-saturated and action-packed.
        You might even be surprised by so many everyday products you use that a signal generator palys a role in.Inventors and product development crews can drill up extraordinary performances for new gismos and gadgets..But in some point ,they are to make sure their ideas can turn into reality .That's where Agilent comes in.
        Agilent lives ,eats and breathe signals and their quality products and customer satisfaction really speak to the company's passion.Agilent has played in an important role in guranteeing their products we use everyday like cars and cellphones ,even the mouse in your computer aren't going to fail us.The new Agilent 335000 series funtion generator does just that.Here is just a glimpse of four reasons why Agilent's new signal generator can help your company:better signal fidelity ,purity ,and dramatically more affordable and the ability to generate and tinker with signals.The bottom line:Agilent can offer a function generator that operates incredibly high performance for incredibly low cost.Signals can come in many shapes ,sizes and frequency.Let's face .It can pretty overwhelming.Thanks to companies like Agilent ,we won't have to worry about getting any signals crossed any more.
   

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