In addition, the characteristic of the display that is described herein my be of a variety of characteristics, including vertical scale, horizontal scale, sweep rate of an erase bar or data update bar, or any other characteristic of the display that provides {HEAD ~ information} to {TAIL ~ the user} 
In addition , the characteristic of the display that is described herein my be of a variety of characteristics , including vertical scale , horizontal scale , sweep rate of an erase bar or data update bar , or any other characteristic of the display that provides { HEAD ~ information } to { TAIL ~ the user }
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