PHASE_CONTROLLED_D_C_SUPPLY

Published:2009/7/20 4:41:00 Author:Jessie | From:SeekIC

Uses scr's in single-phase center-tap phase-controlled rectifier. D-c voltage across load can be adjusted steplessly from zero to maximum with R7. Single ujt Q1 develops gate signal to fire both scr's on alternate half-cycles.- Silicon Controlled Rectifier Manual, Third Edition, General Electric Co., 1964, p 140.



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