SIMPLE_WATTMETER

Published:2009/7/16 20:37:00 Author:Jessie | From:SeekIC

A current transformer (T1) is used to derive a larger ac voltage, which is rectified by D1and D2 to produce a dc voltage proportional to ac line current. B1, R2, and D3, and D4 are used to linearize the circuit.



Reprinted Url Of This Article:
http://www.seekic.com/circuit_diagram/Measuring_and_Test_Circuit/SIMPLE_WATTMETER.html

Print this Page | Comments | Reading(3)