Maitham Member Member since Jan 9, 2011 Last active Jan 11, 2011 Total activities 0 Activity feed Recent contributions #Threads 15 years ago 9aa83993-a93b-4ebc-aee5-a8dd875a71e8 NO DEAR VIPUL There is no need to use the 555 IC, I meant you can use the signal from contacting the... #Threads 15 years ago 03475082-8029-49ad-a5d4-b9c915c5b67e you have not to use this ICs this circuit is too easy. You can use two wires as an open cct. Then...