A flat cathode ray tube device is provided for display of {HEAD ~ information} by {TAIL ~ response} to an electron beam of a phosphor coating on a face plate 
A flat cathode ray tube device is provided for display of { HEAD ~ information } by { TAIL ~ response } to an electron beam of a phosphor coating on a face plate
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH