Skip to main content
Tube Tinker — Electron Tube Database
Alternatives & variationsDownload PDF datasheet

Power - Triode ·Triode

6S33SVR

Russian 6S33S-family power triode variant intended for high-current voltage-stabilizer and series-pass service.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
IO
Base pins
8
Nominal heater
6.3 V / -

Description

Russian triode intended for voltage amplification and/or high-frequency operation, as specified in the source entry.

Socket description

International Octal

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
IO
Base pins
8
Nominal heater voltage
6.3 V
Nominal heater current
-
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

Triode

X-ray radiationInterelectrode capacitances
Plate resistance
130 Ω

Values extracted only from the complete filename-matched Russian entry.

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

Triode

Characteristics

  • Plate current

    -90 mA

    Translated from Russian source; OCR line: Ток анода, мА . . ‚ — 54090 550--=80 540=-90

  • Plate resistance

    130 ohm

    Translated from Russian source; OCR line: Внутреннее сопротивление, Ом -— < 130 80—120 < 130

Other

  • Service life

    2000 h

    Translated from Russian source; OCR line: Наработка, ч. . . . . . . — 1000 750 > 2000