Signal original form to a waveform expressed as a current ("I") or a voltage ("V"), or an electromagnetic waveform, for example, an optical signal or radio transmission. Once expressed as an electronic signal, the signal is available for further processing by electrical devices such as electronic amplifiers and electronic filters, and can be transmitted to a remote location by electronic transmitters and received using electronic receivers. In Electrical engineering programs, a class and field of study known as "signals and systems" (S and S) is often seen as the "cut class" for EE careers, and is dreaded by some students as
Signal – The Southeast Electronic Music Festival Signal – The Southeast Electronic Music Festival Signal – The Southeast Electronic Music Festival is an annual music festival held in Chapel Hill and Carrboro, North Carolina. It is sometimes colloquially referred to as Signalfest or Signal Fest. Begun in 2006 by a group of Chapel Hill DJs and producers seeking to build on the small but vibrant local electronic dance music scene, the festival is now entering its fifth year. It was initially founded as a commercial venture, but has since moved to a non-profit format and is now managed by the Signal Foundation. The 2010 festival was held