The output forms either an open circuit or a connection to ground. The output usually consists of an external pull-up resistor, which raises the output voltage when the transistor is turned off. When the transistor connected to this resistor is turned on, the output is forced to nearly 0 volts.
The Gun Control Act of 1968 (GCA or GCA68) is a U.S. federal law that regulates the firearms industry and firearms owners. It primarily focuses on regulating interstate commerce in firearms by generally prohibiting interstate firearms transfers except among licensed manufacturers, dealers and importers.
Gun law in the United States is defined by a number of federal statutes.These laws regulate the manufacture, trade, possession, transfer, record keeping, transport, and destruction of firearms, ammunition, and firearms accessories. Gun-Free School Zones Act (1990) - Prohibits unauthorized individuals from knowingly possessing a firearm at a place that the individual knows, or has reasonable cause to believe, is a school zone.