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Power - Triode ·Triode

6S66P

Russian power triode for output stages and stabilization circuits operating to approximately 20 MHz.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
6.3 V / 900 mA

Description

The 6S66P is a Russian power triode for output stages and stabilization circuits up to 20 MHz. Its source entry was translated to English and processed independently from neighboring partial entries.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
-
Base pins
-
Nominal heater voltage
6.3 V
Nominal heater current
900 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

Triode

X-ray radiationInterelectrode capacitances
Transconductance
0.0245 S
Amplification factor
11
Max plate voltage
260 V
Max plate dissipation
16 W
Max cathode current
300 mA

Promoted values translated from the filename-designated Russian 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

Triode

Characteristics

  • Nominal heater voltage

    6.3 V

    Published source value

  • Nominal heater current

    900 mA

    Published source value

  • Transconductance

    24500 uS

    Published operating point

  • Amplification factor

    11

    Published operating point

  • Guaranteed service life

    5000 h

    Published source value