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What is the Amplifier-rectifier and rectifier-Amplifier A.C millivoltmeter..??​

Answer»

Amplifier Rectifier TYPE A.C. Millivoltmeter

In this type of instrument the input SIGNAL will first be amplified in a wide band amplifier. The output of the wide band amplifier will be used in a rectifier to get a D.C. output which will be INDICATED in an INDICATING instrument.



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