How To Accurately Measure Tension Loss | Inspired Tennis
Perfect String Performance
String MD - I use an ERT 300 tennis computer to measure the dynamic tension on every string job. The ERT 300 measures the DYNAMIC TENSION DT (string bed stiffness) by electronic
BEERS Technic | ERT 300 Tenniscomputer: to measure the dynamic tension, power and control of your racket
String MD - With the ERT 300 Tenniscomputer, you'll know when it's time to restring your racquet. The display shows current stringbed stiffness (dynamic tension), indicating the power and aggressiveness of play