MLB approves electronic pitch calling
Arizona Diamondbacks pitchers embracing new PitchCom technology
Astros use PitchCom to transmit signs for first time
Sign of times: MLB gives OK to electronic pitch calling - NBC Sports
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MLB approves electronic pitch calling
Vanderbilt baseball debuts wearable 'pitch-signaling' devices to cut down sign-stealing, improve pace of play
Royals like PitchCom electronic pitch-calling device
Franklin Sports MLB Electronic Baseball Pitching Machine - 6696S3 – The Sports Center
MLB: Teams allowed to use PitchCom to limit sign stealing
MLB Approves PitchCom to Limit Sign Stealing - The New York Times
MLB approves use of electronic device to relay signs to pitchers in 2022
Mets give mixed reviews of new PitchCom device for pitch signals
Arizona Diamondbacks pitchers embracing new PitchCom technology
This is the electronic sign system the Pirates, others are using
College Baseball Was On the Clock and Chose an Electronic Wristband
NY baseball: Electronic devices allowed for coaches, catchers in 2024