3LO1I

Oscillographic electrostatically focused and deflected electron-beam tube with green screen glow, max. afterglow average time 0,1 second, intended for record of physical processes my manual observation.Design – glass, capless. Weight – 0.2 kg

Critical electric and lighting parameters

  • Filament voltage – 5.7-6.9 V
  • Filament current, 600+60 mA
  • Screen glow brightness – min. 5 cd/m2
  • First anode voltage – 150 V
  • Second anode voltage, 500-800V
  • Modulating electrode cutoff voltage, (negative) – 90-30 V
  • Screen centre line width, max. 0.3mm
  • Temporary plate deflection sensitivity, min. 0.50 mm/V
  • Signal plate deflection sensitivity, min. 0.18 mm/V
  • Operating time, 825 hours

Acceptability criterion:

a) Spurious glow brightness, max. 0.05 cd/m2

b) Screen centre line width, max. 0.4 mm