Western electric 351 a brochure
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Extracted text from western electric 351 a brochure (Ocr-read)
Page 2
351A - PAGE 2
GENERAL CHARACTERISTICS
ELECTRICAL DATA
Heater Voltage , , . 6.3 volts
Heater Current 1.0 ampere
MECHANICAL DATA
Cathode . . Coated unipotential
Bulb , , , STIZ
Base . Small shell octaI
Mounting Position . , , . . . . . . . Any
Dimensions and pin connections shown 1n outline drawing on Page 4
MAXIMUM RATINGS, Design-Center Values
Peak Inverse Voltage 1250 volts
Peak Plate Current per Plate 300 milliamperes
Peak Transient Plate Current per Plate 1.0 ampere
Peak Heater-Cathode Voltage 450 volts
With Choke-Inpul Filter:
A-C Plate Voltage per Plate (RMS) 400 volts
D-C Output Current 100 milliamperes
Minimum Input-Choke Inductance 4 henrys
with Condenser-Input Filter:
A-C Plate Voltage per Plate (RMS) 350 volts
D-C Output Current 100 milliamperes
Minimum Total Effective Plate-Supply Impedance per Plate .75 ohms
TYPICAL OPERATING CONDITIONS
WiIh Choke-InpuI Filter:
A- C Plate Voltage per Plate (RMS) 350 volts
D- C Output Current 100 milliamperes
D- C Output Volts Approximate at Input to Filter 290 volts
Filter Input Choke 6 henrys
With Condenser-Input Filter:
A-C Plate Voltage per Plate (RMS) 500 volts
D-C Output Current , . 90 milliamperes
D-C Output Volts. Approximate. at Input to Filter , 340 volts
Total Effective Plate-Supply Impedance per Plate 150 ohms
Filter Input Condenser , I . . . . . . . . . . . . 4 microfarads