Turntable Cartridge Tonearm VTA Balance Measuring Azimuth Horizontal Adjustment Ruler Tool For LP Vinyl Record Player Phonograph Product Specifications: Material: Imported high quality acrylic Net weight 29G Gross weight 30G size: 66mm*48mm*7.5mm (thickness) Features: High definition, high transparency, easy to use use: Used to adjust the Azimuth of the LP vinyl record player and the balance of the tonearm VTA Instructions: (Reminder: When adjusting, pay attention that the record player cannot be turned!) Simple adjustment method of cartridge azimuth (Azimuth): move the cartridge to the middle of the record, lower the tonearm, make the stylus fall on the record, place the adjustment ruler in front of the cartridge, and look at the vertical line between the stylus and the grid Align and overlap, and see if the outer contour of the cartridge is aligned with the grid line (if the cartridge with an irregular contour is estimated to be aligned with the grid line, the proportion is uniform); How to use the tonearm VTA balance: Move the cartridge to the middle of the record, lower the tonearm so that the stylus falls on the record, and place the adjustment ruler on the side of the tonearm to see if the tonearm is parallel to the horizontal line of the adjustment ruler. If not, adjust the VTA (ie, adjust the height of the tonearm). _x000D_