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01
23
2019

How Do We Generate Spin?

With increasing accessibility to tools such as Rapsodo, Trackman, and Flightscope at all levels of the game, spin rate and spin axis have largely dominated much of the recent conversation revolving around pitch design and repertoire development. This greater emphasis should come as no surprise given...

01
18
2019

Comparing Tee, Front Toss, and Machine Swings with a Bat Sensor

What Is Blast? Blast Motion Baseball by Blast Motion, Inc. is a motion-capture sensor for the bat that measures various data points with every swing. The version that we use at Driveline measures 14 data points: 1.) Attack Angle                                                          8.) Rotational...

01
16
2019

Constructing a Test/Retest System for Hitters

With new baseball technology readily available and widely used, it is becoming more important to be proficient in using the new information available to players and coaches. This information comes from batted-ball feedback (HitTrax/Rapsodo), bat-motion feedback (Blast, Diamond Kinetics), and movemen...