Precision Turntable Alignment & Speed Testing Tools Get the most out of your vinyl listening experience with Hudson Hi-Fi Turntable Alignment & Strobe Mats. Designed for audiophiles, vinyl collectors, DJs, and record player enthusiasts, these precision tools help you fine-tune your turntable setup, check playback speed, and achieve more accurate cartridge alignment. Whether you're installing a new cartridge, adjusting your stylus, or checking your record player's rotational speed, Hudson Hi-Fi provides practical tools to help you maintain your turntable and enjoy consistent vinyl playback. Featuring a convenient 12-inch design, these mats offer essential functions for turntable setup and maintenance. Depending on the version selected, you can use the printed cartridge alignment protractor to help position your cartridge and stylus correctly, or the stroboscope disc to check platter rotation at different playback speeds. The strobe disc features markings for 33⅓, 45, and 78 RPM and supports speed testing in both 50 Hz and 60 Hz lighting environments with the appropriate light source. Choose the double-sided version for both functions in one mat, or select an individual version based on your specific setup needs. KEY FEATURES & BENEFITS Accurate Cartridge Alignment: The printed alignment protractor helps position your turntable cartridge and stylus correctly, supporting proper tracking and helping reduce distortion caused by misalignment. Turntable Speed Testing: The stroboscope disc allows you to check platter rotation and identify potential speed inconsistencies for more consistent vinyl playback. Multiple RPM Settings: Includes strobe markings for 33⅓, 45, and 78 RPM, allowing you to check common vinyl playback speeds. 50 Hz & 60 Hz Compatibility: Designed for use in both lighting frequency environments with the appropriate strobe markings and light source. 12-Inch Universal Format: Designed for standard 12-inch turntable platters. Durable Construction: Made from rigid, durable material for repeated use during turntable setup and maintenance. Multiple Options Available: Choose the double-sided mat featuring both tools or an individual cartridge alignment or strobe disc version.