UJT_SCR_TIMER

Published:2009/7/13 1:47:00 Author:May | From:SeekIC

Use of large capacitance for C1 in simple UJT relaxation oscillator providestime delay action for triggering SCR controllingrelay R1 provides convenient adjustment ofdelay SCR can be 6-A 50-V Radio Shack 2761089. Relay is 275-004，-F.M.Mims, Semiconductor Projects, Vol 2, Radio Shack, Fort Worth,TX，1976，p 50－61.



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