LUDIC Stroboscope & Protractor

Description Stroboscope Speed Checker and Protractor？you want more precise measurement of vertical tracking force then this is the tool you need. turntable’s rotation for listening to vinyl and can be used with any turntable where you can adjust the speed, including by way of moving an external motor or with a speed box that allows for fine tuning. Luxe perspex (acrylic) stroboscope on one side with setting template (protractor) on the other side. For 33, 45 and 78 rpm. Universal (suitable for both 50 and 60 Hz.). Details: Colour White. Diameter: 300mm Centre hole: 7.5mm Thickness: 3mm. Weight: 230 grams.