Abstract: A two stage air regulator is disclosed wherein both stages are contained in a single billet, extruded, or machined housing. The first stage receives an input pressure of about 5000 PSI from an air tank or other source. The first stage reduces the pressure which is received by the second stage having a user adjustable output of between 0 PSI to about 150 PSI. Further, the output of the second stage is received by a pneumatically operated tool such as a nailer or other tool that operates in the output pressure range.

Abstract: A connector device is provided for coupling to connectors associated with a laptop computer. The connector device includes a generally L-shaped housing having a pair of side walls, a rear wall, and a pair of front walls wherein one of the front walls is recessed from the other front wall. The recessed front wall includes a plurality of input connectors for coupling to the connectors provided by the laptop computer. Further, at least one of the side walls includes a plurality of output connectors for transmitting and receiving electrical signals with the laptop computer.

Abstract: A system and method for communicating with an audience. The system includes a radio transmitter that transmits a first communication to a plurality of audience members. A server receives a plurality of short message service communications, wherein each of the plurality of short message service communications is transmitted from a portable communication device in reply to the first communication. A display operably coupled to the server automatically displays each of the plurality of short message service communications.