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Voltage Pentode - High Frequency (single) ·Pentode

6ZH20P

The 6ZH20P is a Russian high-frequency pentode intended for voltage amplification in broadband electronic circuits. Its miniature indirectly heated construction and approximately 15.5 mA/V transconductance support wideband signal amplification, including applications requiring substantial RF gain.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
6.3 V / 450 mA

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
450 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

Pentode

X-ray radiationInterelectrode capacitances
Transconductance
0.0155 S
Max plate dissipation
4 W

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

2026 Russian Receiving

Published operating points and test conditions from this source.

SECTION 1

Pentode

Characteristics

  • Plate Voltage

    150 V

  • Plate Current

    17 mA

  • Plate Current

    17 mA