measurement

The pilot project, which started at the ITTF Challenge Croatia Open this week, aims to ensure that the rubbers from professional table tennis players, used by ITTF tournaments, are following the rules: < 4.00 mm. The pilot project is also aiming to find out the best procedure to achieve the...

Hey. If I don't have a person on hand to block my shot, I've tried to use the method of letting the ball hit a wall once it comes off the table and checking how much it rolls forward to measure topspin, but I've deemed it a bit unreliable. If the wall is irregular, or very rough or very smooth...