VARIABLE_DUTY_CYCLE_FROM_ASTABLE

Published:2009/6/22 23:54:00 Author:May | From:SeekIC

If R1=R2＝R3 and C1＝C2＝C3If potentiometer R3 is set at N％of rotation，thenTTOTAL≈0.7[（R+NR3）C+[R+[1－N）R3C]TTOTAL≈1.4 (R+R3)C and the duty Cycle can be varied without changing frequency.



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