Oscillographic electrostatically focused and deflected electron-beam tube with blue screen glow and short afterglow time intended for record of electric processes by manual observation and photographically.Intended for photographic recording of electric processes in different special-purpose radioelectronic devices.
Critical electric and lighting parameters
Filament voltage, 6.3 V
Filament current, 0.27-0.33 A
First anode voltage, 300-517 V
Second anode voltage, 1300 V
Cutoff voltage (negative), 67.5-22.5 V
Modulating electrode voltage at screen glow brightness 26 cd/m2, max. 36 V
Focused line width at screen glow brightness 26 cd/m2, max. 0.7 mm
Modulating electrode voltage at screen glow brightness 16 cd/m2, max. 35 V
Temporary plate deflection sensitivity, 0.14-0.21 mm/V
Signal plate deflection sensitivity, min. 0.19-0.29 mm/V
Min. operating time, 500 hours
Screen diameter, max. 78 mm
CRT length, max. 273 mm
Acceptability criterion:
a) Spurious glow brightness, max. 0.01 cd/m2
b) Focused line width, max. 0.9 mm
c) Modulating electrode voltage, max. 40 V
