measuring instruments

Discussion in 'General Electronics Chat' started by haditya, May 29, 2005.

  1. haditya

    Thread Starter Senior Member

    Jan 19, 2004
    220
    0
    i need some online references/books on the following
    1. dynamometer (eletrodynameic ) instruments
    as wattmeter,voltmeter and ammeter
    2. moving iron meters as voltmeter and ammeter

    preferably with all the mathematics involved with regard toworking of these instruments

    any help will be appricaited
    thank you
    Aditya
     
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