Hospital beds pager circuit diagram

Published:2011/3/30 22:42:00 Author:Rebekka | Keyword: Hospital beds pager | From:SeekIC

Call sound circuit is made up of voice circuit KD9561. Its sound is controlled by control circuit. When the receiver circuit receives the decoded valid. Io outputs a positive pulse. The pulse pull the relay K through control circuit. It sounds by connecting to the power KD9561.



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