LP Vinyl Tonearm VTA and Azimuth Alignment Ruler Clear Acrylic A compact, precision tool to set and verify vertical tracking angle VTA and cartridge azimuth on LP turntables. Made from clear acrylic with crystal clear printed markings for accurate, repeatable adjustments. Key benefits Accurate alignment: Helps set VTA and azimuth for consistent cartridge tracking and balanced channel output. Easy to use: Simple placement on the headshell or cartridge area provides a clear reference for adjustments. visibility: definition, transparent acrylic and crisp printing make readings quick and reliable. Durable and compact: Rigid 8 mm thick acrylic resists warping while remaining small enough for convenient storage. Features Purpose: Headshell alignment block used for VTA and azimuth alignment, also useful for vertical tracking alignment checks. Material: Clear acrylic with precision printed scale. Color: Clear. Size: 66 x 48 mm. Thickness: 8 mm. Packing list: 1x Azimuth Ruler. Compatibility and performance Works with most tonearms, headshells, and cartridge setups that allow access to the headshell or cartridge body for alignment checks. Designed for accurate visual reference; ideal for manual adjustments where fine mechanical control is required. Practical use scenarios Initial cartridge setup: Use the ruler during cartridge installation to set the correct azimuth and VTA before finetuning tracking force. Routine maintenance: Verify azimuth and vertical tracking alignment after cartridge replacements, stylus changes, or longterm use. Troubleshooting audio imbalance or tracking issues: Confirm whether misaligned azimuth or incorrect VTA may be causing channel imbalance or uneven wear. Additional notes Please allow 1 to 3 mm difference due to manual measurement. Color may vary slightly depending on display settings.