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Julian Hayes

Julian Hayes is vice president of marketing for Wolfson Microelectronics plc, Edinburgh, U.K. Julian joined Wolfson in 1998. Prior to that he worked at Analog Devices for 10 years. He holds an honors degree in physics from Southampton University, U.K.


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  • Power and Analog Make Successful Consumer Electronics

    By Julian Hayes , September 04, 2005

    Conventional wisdom in consumer electronics, driven by Moore's law, calls for increasing functionality on single SoCs. But the laws of physics (heat, current leakage, crosstalk, etc.) have all but eliminated Moore's law as a gating factor for functional i

  • Get More For Less By Using Class D Amplifiers

    By Julian Hayes , July 21, 2005

    Decades of development and high-volume production generated mature amplifier technologies that satisfy the requirements of many market segments. Class A designs address more demanding high-end applications, while Class B and AB amplifiers serve the co

  • Quality Devices Deserve Good Sound

    By Julian Hayes, September 01, 2004

    As audio quality becomes increasingly important in electronic systems, many more designers must become skilled in the "art" of analog and mixed-signal design. Some designers find this trend intimidating. In truth, though, an amplifier is still just...