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Power - Triode ·Triode-Triode

6N7P

Indirectly heated oxide-cathode dual power triode designed for Class-B power amplification, intended to operate its two triode sections as an audio power-output device.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
2
Base
-
Socket code
IO
Base pins
8
Nominal heater
6.3 V / 800 mA

Description

Indirectly heated oxide-cathode dual power triode intended for Class B power amplification.

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
800 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

2 physical sections, each with unique specifications.

Section 1

Triode

X-ray radiationInterelectrode capacitances
Transconductance
0.0032 S
Amplification factor
35
Max plate voltage
300 V

Published electrical data translated from the supplied Chinese-language source; repeated identical sections are compressed per project rules.

Section 2

Triode

X-ray radiationInterelectrode capacitances
Transconductance
0.0032 S
Amplification factor
35
Max plate voltage
300 V

Second identical physical triode section; added to align physical rows with SectionCount.

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

198X Shuguang

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristics

  • Heater voltage

    6.3 V

    Nominal

  • Heater current

    800 mA

    Nominal

  • Plate voltage

    300 V

    Published principal electrical parameter