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IEE Review

Issue 9 • Date 6 Oct 1988

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Displaying Results 1 - 4 of 4
  • Redefining the volt and ohm

    Publication Year: 1988 , Page(s): 351 - 353
    Save to Project icon | Click to expandQuick Abstract | PDF file iconPDF (360 KB)  

    The ampere was conceived to suit the current balance rather than vice versa, because the current balance was the most accurate apparatus available at the time. It is found that many physical units do not have fixed absolute values but vary as experimental accuracy and international agreements allow. Definitions of the volt and the ohm are presented which are in accordance with the present data View full abstract»

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  • Phased-array radars

    Publication Year: 1988 , Page(s): 363 - 367
    Cited by:  Papers (1)
    Save to Project icon | Click to expandQuick Abstract | PDF file iconPDF (280 KB)  

    Phased-array radars have advantages over conventional radars in that they can support flexible processing and waveforms, support multiple functions in a single system and achieve optimal control and usage of radar energy. The author describes the principles of operation and looks at various phased-array radars including the Cobra Dane and the EMPAR View full abstract»

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  • CHP and the Energy Act

    Publication Year: 1988 , Page(s): 341 - 343
    Save to Project icon | Click to expandQuick Abstract | PDF file iconPDF (248 KB)  

    Combined heat and power is a technique for the combined production of electricity and useful heat, usual as hot water, at 80-90°C for use in factories, offices and homes. The 1983 Energy Act makes specific provision for their developments and this is described View full abstract»

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  • Home automation

    Publication Year: 1988 , Page(s): 355 - 358
    Save to Project icon | Click to expandQuick Abstract | PDF file iconPDF (368 KB)  

    In time every piece of domestic electrical equipment may form part of a home automation system. Applications used in future systems are: security and safety; heating and environmental control; lighting; appliance control; energy management; and entertainment View full abstract»

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