Published:2009/7/16 3:39:00 Author:Jessie | From:SeekIC
Number of monolithic diode-transistor logic circuits determines range of time delay provided by potentiometer R7. For shorter delays, one or both of integrated circuits connected with broken lines may be eliminated.-A. A. Lampell, Off-the-Shelf Integrated Circuits for Versatile and Accurate Timer, Electronics, 38:25, p 70-73.
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