Description

Cathode-ray tube 3LO1I (3ЛО1И) has electrostatic focus and deflection of the electron beam, with a round screen, green phosphor and intended for monitoring electronic processes by visual observations in different radio and technical devices. Heater voltage: 6.3V; Heater current: 0.54 ... 0.66A; 2nd anode voltage: 500V; 1st anode voltage correspond to best focus: 0 ... 50V; Cut-off voltage: -90 ... -30V; Diameter of tube (no more than: 33.5mm; Length of tube (no more than): 115mm. Maximum operational values: Heater voltage: 5.7 ... 6.9V; 2nd anode voltage: 500 ... 800V; Max 1st anode voltage: 150V; Control grid voltage: -125 ... 0V; Heater-cathode voltage: -125 ... 0V; Impedance in control grid circuit, no more than: 1,5MΩ; Impedance in any deflection plate circuit at 50Hz: no more than 2MΩ; Voltage between any deflection plates and 2nd anode: -450 ... 450V; Operation of the CRT with two or more simultaneous maximum values is not permitted.