wireless microphone headset Gridiron Goes Wireless / New technology makes life easier for football coaches, players and fans
The 49-man quarterback's helmet includes a wireless transmitter and speaker to communicate with the coach.The Chronicle photo of the 49-man quarterback's Michael mcros helmet includes a wireless transmitter and speaker that allows communication with the coach.A few years ago, Michael MacorJust took a photo of the Chronicles, a Polaroid camera and a long wire that made it high.Technological innovation in the National Football League.In the past, the team used to string wires from the stand to the scene.The assistant coach in the box willPhotos of the game are being developed and slide down on the shower hook to the scene.In this way, the player can get a birdHow their opponents fought against them.But now, new technology is changing the way sports play and broadcast the most popular sports, and nothing is more obvious than the NFL.Not only did the team replace the old Polaroid-on-a-wire with high-The technical computer printer is better to spit on the side-High quality digital photos, but the alliance is fully wirelessField communication.Wireless headsets, speakers and pagers have become an integral part of the game, just like blitzes, stunts and sacks."This makes it easier for off-site coaches to predict what's going to happen," said Bobb McKittrick, a long-term offensive line coach for the San Francisco 49ers.The biggest change of the NFL season is the return of video instant playback, as a tool for coaches to challenge officials to rule, the most direct use of technology in any sport.With instant replay, coaches can protest certain phone calls from game officials who consult replay from different angles to support or change their on-field verdicts.The NFL has canceled an ineffective, critically criticized instant replay system that uses TV monitors and video tapes used from 1986 to 1991.This time, the alliance brings computerized digital playback devices that allow officials to instantly find up to seven different angles for any problematic game using the touch screen.The basis for the revised instant replay is a new wireless communication network that connects coaches, quarterback and referees.Until two years ago, the coach and assistant coach patrolling the sidelines were also tied together by a telephone line connected to a communication headset and a central hub."There was a time when many coaches asked someone to hold the rope and let it roll around so it wouldn't get caught up," McKittrick said ."."If you have four coaches carrying wires with an extra person, that's eight people out there.It's really frustrating.You always tie your rope together or someone is always standing on it."Last year, the league turned to a wireless system designed specifically for football by Telex Communications.According to the marketing agreement with Motorola, this season is offered to the NFLThe system includes a combination headset-The microphone is attached to the belt bag worn by each instructor.A radio signal digitally encoded with a packet is transmitted to the central receiver to prevent the opposing team from learning key secretsTransmitter on the field.The transmitter passes the audio to the assistant coach or quarterback in the news box, with a small horn in the quarterback's helmet next to the ear.If the coach wants an instant replay, he will press a button on the belt pack to activate the pager that the match referee and the referee wear on the pitch.It also sent a signal to replay booth officials in the stands.Playback is displayed on the spot and on the special monitor on the show.Fans watching games at home will see the same replay on TV as on TV.The field referee used to check their phone.At the end of the game, the coach had only 30 seconds to ask for an appeal, "it was in microseconds," McKittrick said.But with the wireless system, he says, the coach no longer needs to yell over crowd noise, or wave his arms frantically to get the officer's attention, or to win the next game for the quarterback for that matterAbout one-Peter Amos said that the national third-largest university soccer team, including Stanford University and UC Berkeley, now uses the NFL's wireless headset system, and coachComm is an Alabama company, sell these devices to the university team.Amos says it will cost about $45,000 per system, and smaller universities are hesitant about it.