The Majik LP12 Power Supply is an elegantly compact and reliable motor control solution, fitting inside the Sondek LP12 to supply consistent, low-noise power. LINN Majik LP12 Power Supply To guarantee high quality audio performance from your turntable, this power supply filters extraneous mains noise, reducing judder in the motor for stability of speed. An ideal starting point for any LP12 set-up, the Majik LP12 Power Supply turns the platter at a constant 33⅓ rpm. Speed can be changed using the optional 45 rpm adapter.