A business application integrates a company’s internal business systems with an e-commerce web site, so that company personnel can manage their business with a business application that seamlessly exports relevant, up-to-date data to a web site designed to interact with customers across the Web. A signal output from a connecting point between the inductor and the wire is made to pass through the compensator and the attenuator and is then used as a feedback signal to the subtractor. The boom includes a first end coupled to the frame and a second end opposite the first end.