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IntroductionThe Luminoustube Industry 3
Materials Used in Constructing Tubes
13 other sections not shown
alternating current amperes argon ballast bend blue bombarding burner cause cent coating coil cold cathode lamps cold cathode tubing color complete connected container cross fire designed diameter diffusion pump direct current discharge elec electrical electrode shell F G H filled fixtures flasher fluorescent lamp fluorescent powder fluorescent tubing gas pressure glass blower glass tubing glow hand torch heat high voltage high voltage cable hot cathode lamps illumination impurities inches installation insulation layout lead glass leak length of tubing letter light output load low voltage luminous tube manifold manufacturer McLeod gauge mechanical pump mercury vapor metal box method microns milliamperes millimeters mounted necessary neon sign number of feet operating current phosphor power factor primary produce proper pumping system pyrex rare gas seal secondary shown in Figure skeleton sign Slimline splice sputtering standard stopcock surface switch Table temperature tion transformer trodes tubulation unit usually volts wall