The vinyl tachometer is a specially designed tool for checking the rotation speed of vinyl records, with gears suitable for most gramophones. Made of premium acrylic material, this tool allows for precise calibration and adjustment of turntable speed to ensure great performance. It is essential for audiophiles looking to get the best sound from their records. The disc is approximately 30cm in diameter and is a valuable addition to any vinyl record player setup. This tool is a must-have for anyone looking to optimize the sound quality of their vinyl collection.