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6X7BVR

Russian vacuum diode variant documented with electrical characteristics and ratings but insufficient application detail for a narrower functional classification.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: -
Base pins: 8
Nominal heater: 6.3 V / 300 mA

Description

Russian diode vacuum tube. Technical characteristics and ratings are taken from the complete filename-matched source entry.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: -
Socket code: -
Base pins: 8
Nominal heater voltage: 6.3 V
Nominal heater current: 300 mA
Parallel heater voltage: -
Parallel heater current: -
Series capable: No

Terminal pinout

Electrical assignments shared by every tube using this base designation.

No verified pinout is recorded for this base designation.

Section ratings

1 physical section, each with unique specifications.

Section 1

Diode

X-ray radiationInterelectrode capacitances

Rectifier peak inverse voltage: 450 V

Filename-matched Russian source entry only.

Source-dependent data

Operating conditions by source

Each block preserves the test conditions and published values from one reference. Values from different sources are intentionally kept separate.

Data set 01

1981 Russian Tubes Katsnelson and Larionov

Published operating points and test conditions from this source.

SECTION 1

Diode

Characteristics

Heater current
30 mA
Translated from Russian source; Ток накала . (300-- 30) мА
Plate current
20 mA
Translated from Russian source; Начальный ток анода (при иа_о Кн—40 кОм) < 20 мкА
Plate current
70 mA
Translated from Russian source; Ток анода (амплитудное значенне) МА с 70 70
Heater current
0.125 mA
Translated from Russian source; Ток накала. . Р, (1,125 +0,125) А
Plate current
175 mA
Translated from Russian source; Ток анода (при (1„—20 В) . ‚ 175 мА
Plate resistance
90 ohm
Translated from Russian source; Внутреннее сопротивление . ‚ ‚ . , .. . . , <90 Ом
Plate current
140 mA
Translated from Russian source; ток анода . ‚ . . .. ., .. .. ,. , 140 мА

Other

Heater voltage
6 V
Translated from Russian source; Напряжение накала, В. ‚ . в е . . .5,7—6,9 6—6 6
Peak inverse voltage
450 V
Translated from Russian source; Обратное напряжение, В. . . . . 450
Service life
1000 h
Translated from Russian source; Наработка. . . . . . . . .. ., ., 2>1000