A club’s power supply is dirty. Voltage drops and ground loops introduce hum into audio systems. Many professionals now run their entire set on battery power for 3-4 hours, eliminating the need for heavy power conditioners and surge protectors.
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TouchOSC or Lemur running on an iPad allows a VJ to create custom control surfaces. Instead of buying a $500 hardware controller, a artist uses the iPad’s retina display to create sliders, XY pads, and buttons. With Sidecar (wireless display extension), the iPad becomes a second monitor for previewing the next clip. A club’s power supply is dirty