\contentsline {section}{\numberline {1}Overview}{1} \contentsline {section}{\numberline {2}BOM}{1} \contentsline {section}{\numberline {3}Work Log: LM324, LM555, TIP120,125}{2} \contentsline {section}{\numberline {4}Door Magnet Reed Sensor}{3} \contentsline {subsection}{\numberline {4.1}Buzzer or Bell}{3} \contentsline {subsection}{\numberline {4.2}Signal Mosfets for Actuator}{4} \contentsline {section}{\numberline {5}Basic Circuit Ready}{5}