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Power - Pentode (NOT beam) ·Pentode

GK71

Russian transmitting pentode designed for RF generation and power amplification. Its carbonized thoriated-tungsten cathode and power construction support substantial radio-frequency output service.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
-

Description

The M'K-71 pentode is used for generation and power res 2 1 - runb3a Lokona; 2 — Cathode: carbonized thoriated tungsten. 1 - base sleeve; 2 - Envelope: glass, with base. - @4 7010 N

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
-
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

Pentode

X-ray radiationInterelectrode capacitances

No fixed ratings are recorded for this section.

Promoted-field audit performed from English ratings/characteristics; detailed electrical values retained in parameter table.

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

1968 Electronintorg

Published operating points and test conditions from this source.

SECTION 1

Pentode

Other

  • power res [1]

    71 W

    The M'K-71 pentode is used for generation and power res 2 1 - runb3a Lokona; 2 —

  • power res [2]

    2 W

    The M'K-71 pentode is used for generation and power res 2 1 - runb3a Lokona; 2 —

  • power res [3]

    1 W

    The M'K-71 pentode is used for generation and power res 2 1 - runb3a Lokona; 2 —

  • power res [4]

    2 W

    The M'K-71 pentode is used for generation and power res 2 1 - runb3a Lokona; 2 —

  • amplification in stationary RF equipment. e [1]

    4

    amplification in stationary RF equipment. e 4 - ceTka BTOpas; 5 —

  • amplification in stationary RF equipment. e [2]

    5

    amplification in stationary RF equipment. e 4 - ceTka BTOpas; 5 —

  • Cathode: carbonized thoriated tungsten [1]

    1

    Cathode: carbonized thoriated tungsten. 1 - base sleeve; 2 -

  • Cathode: carbonized thoriated tungsten [2]

    2

    Cathode: carbonized thoriated tungsten. 1 - base sleeve; 2 -

  • cathode [1]

    1

    1TT 1 cathode; 3 - none;

  • cathode [2]

    1

    1TT 1 cathode; 3 - none;

  • cathode [3]

    3

    1TT 1 cathode; 3 - none;

  • grid [1]

    4

    4-grid2;5-grid 1;

  • grid [2]

    5

    4-grid2;5-grid 1;

  • grid [3]

    1

    4-grid2;5-grid 1;

  • cathode [1]

    6

    6 — grid 3; 7 - cathode;

  • cathode [2]

    3

    6 — grid 3; 7 - cathode;

  • cathode [3]

    7

    6 — grid 3; 7 - cathode;

  • anode-top lead

    10

    +010 A - anode-top lead;

  • temperature,°C [1]

    -10 C

    .. Ambient temperature,°C ......... ... .. ... -10to +55

  • temperature,°C [2]

    55 C

    .. Ambient temperature,°C ......... ... .. ... -10to +55

  • frequency,Hz [1]

    16 Hz

    BvbpatmorHble Harpysku: frequency,Hz ....... ... ... ... . ... .. ... 16—-22

  • frequency,Hz [2]

    -22 Hz

    BvbpatmorHble Harpysku: frequency,Hz ....... ... ... ... . ... .. ... 16—-22

  • grid [1]

    600 uS

    KpyTu3Ha xapakTepucTUKu (NPU Hanps>KeHUsX Mutual conductance (at anode voltage 600 V, grid 2

  • grid [2]

    2 uS

    KpyTu3Ha xapakTepucTUKu (NPU Hanps>KeHUsX Mutual conductance (at anode voltage 600 V, grid 2

  • currents [1]

    600 A

    aHoga 600 B, sTopown ceTku 400 B, TpeTben ceTKu voltage 400 V, grid 3 voltage 50 V, anode currents

  • currents [2]

    400 A

    aHoga 600 B, sTopown ceTku 400 B, TpeTben ceTKu voltage 400 V, grid 3 voltage 50 V, anode currents

  • currents [3]

    400 A

    aHoga 600 B, sTopown ceTku 400 B, TpeTben ceTKu voltage 400 V, grid 3 voltage 50 V, anode currents

  • currents [4]

    3 A

    aHoga 600 B, sTopown ceTku 400 B, TpeTben ceTKu voltage 400 V, grid 3 voltage 50 V, anode currents

  • currents [5]

    50 A

    aHoga 600 B, sTopown ceTku 400 B, TpeTben ceTKu voltage 400 V, grid 3 voltage 50 V, anode currents

  • voltage [1]

    1 V

    KoadhpnymeHT ycuneHust no nepson ceTke Gain coefficient (grid 1-grid 2) (at anode voltage 750 V,

  • voltage [2]

    2 V

    KoadhpnymeHT ycuneHust no nepson ceTke Gain coefficient (grid 1-grid 2) (at anode voltage 750 V,

  • voltage [3]

    750 V

    KoadhpnymeHT ycuneHust no nepson ceTke Gain coefficient (grid 1-grid 2) (at anode voltage 750 V,

  • voltage [1]

    2 V

    OTHOCUTENbHO BTOPOW CETKW (NPU HANPSHKEHUSAX grid 2 voltages 300 and 400 V, grid 3 voltage 50 V,

  • voltage [2]

    300 V

    OTHOCUTENbHO BTOPOW CETKW (NPU HANPSHKEHUSAX grid 2 voltages 300 and 400 V, grid 3 voltage 50 V,

  • voltage [3]

    400 V

    OTHOCUTENbHO BTOPOW CETKW (NPU HANPSHKEHUSAX grid 2 voltages 300 and 400 V, grid 3 voltage 50 V,

  • voltage [4]

    3 V

    OTHOCUTENbHO BTOPOW CETKW (NPU HANPSHKEHUSAX grid 2 voltages 300 and 400 V, grid 3 voltage 50 V,

  • voltage [5]

    50 V

    OTHOCUTENbHO BTOPOW CETKW (NPU HANPSHKEHUSAX grid 2 voltages 300 and 400 V, grid 3 voltage 50 V,

  • input [1]

    14

    MexanexkTpoaHbie eMKOCTH, Nd: input .. ... 14-22

  • input [2]

    -22

    MexanexkTpoaHbie eMKOCTH, Nd: input .. ... 14-22

  • output [1]

    14

    BXOAHAS .o vit ittt e 14-22 output . ... .. 10-24

  • output [2]

    -22

    BXOAHAS .o vit ittt e 14-22 output . ... .. 10-24

  • output [3]

    10

    BXOAHAS .o vit ittt e 14-22 output . ... .. 10-24

  • output [4]

    -24

    BXOAHAS .o vit ittt e 14-22 output . ... .. 10-24

  • voltage [1]

    15 W

    ... ... 0,15 Output power (at 5—200 MHz, anode voltage 1.5kV,

  • voltage [2]

    5 W

    ... ... 0,15 Output power (at 5—200 MHz, anode voltage 1.5kV,

  • voltage [3]

    -200 W

    ... ... 0,15 Output power (at 5—200 MHz, anode voltage 1.5kV,

  • voltage [4]

    1.5 W

    ... ... 0,15 Output power (at 5—200 MHz, anode voltage 1.5kV,

  • voltage— [1]

    2 V

    MowiHOCTb BbixogHasA (MPU HANPSHKEHUSAX aHoAa grid 2 voltage 40Q V, grid 1 voltage—100 V,

  • voltage— [2]

    40 V

    MowiHOCTb BbixogHasA (MPU HANPSHKEHUSAX aHoAa grid 2 voltage 40Q V, grid 1 voltage—100 V,

  • voltage— [3]

    1 V

    MowiHOCTb BbixogHasA (MPU HANPSHKEHUSAX aHoAa grid 2 voltage 40Q V, grid 1 voltage—100 V,

  • voltage— [4]

    100 V

    MowiHOCTb BbixogHasA (MPU HANPSHKEHUSAX aHoAa grid 2 voltage 40Q V, grid 1 voltage—100 V,

  • voltage [1]

    15 V

    1,5 kB, BTOpo# ceTkn 400 B, nepeovi ceTkn—100 B, grid 3 voltage 50 V), W, atleast ................. 200

  • voltage [2]

    400 V

    1,5 kB, BTOpo# ceTkn 400 B, nepeovi ceTkn—100 B, grid 3 voltage 50 V), W, atleast ................. 200

  • voltage [3]

    100 V

    1,5 kB, BTOpo# ceTkn 400 B, nepeovi ceTkn—100 B, grid 3 voltage 50 V), W, atleast ................. 200

  • voltage [4]

    3 V

    1,5 kB, BTOpo# ceTkn 400 B, nepeovi ceTkn—100 B, grid 3 voltage 50 V), W, atleast ................. 200

  • voltage [5]

    50 V

    1,5 kB, BTOpo# ceTkn 400 B, nepeovi ceTkn—100 B, grid 3 voltage 50 V), W, atleast ................. 200

  • voltage [6]

    200 V

    1,5 kB, BTOpo# ceTkn 400 B, nepeovi ceTkn—100 B, grid 3 voltage 50 V), W, atleast ................. 200

  • anode ... ... Uy=

    20

    anode ... ... Uy=20V;Ugp

  • Anode Characteristic Curves [1]

    20

    AHOACM (Pa max); Uy = 20 B; Ugz = 0,4 KB; Ugs = 50 B Averaged Grid-Anode Characteristic Curves:

  • Anode Characteristic Curves [2]

    4

    AHOACM (Pa max); Uy = 20 B; Ugz = 0,4 KB; Ugs = 50 B Averaged Grid-Anode Characteristic Curves:

  • Anode Characteristic Curves [3]

    50

    AHOACM (Pa max); Uy = 20 B; Ugz = 0,4 KB; Ugs = 50 B Averaged Grid-Anode Characteristic Curves:

  • Anode Characteristics: Ur= [1]

    20

    Averaged Anode Characteristics: Ur=20V;Up = 04kV;Uy; =50V

  • Anode Characteristics: Ur= [2]

    4

    Averaged Anode Characteristics: Ur=20V;Up = 04kV;Uy; =50V

  • Anode Characteristics: Ur= [3]

    50

    Averaged Anode Characteristics: Ur=20V;Up = 04kV;Uy; =50V

  • Grid [1]

    140

    140 Averaged Anode-Grid 2 Characteristic Curves:

  • Grid [2]

    2

    140 Averaged Anode-Grid 2 Characteristic Curves:

  • Grid Characteristic Curves [1]

    0

    %0 N | 880’ """" ] Averaged Grid Characteristic Curves:

  • Grid Characteristic Curves [2]

    880

    %0 N | 880’ """" ] Averaged Grid Characteristic Curves:

  • Anode Ch: teristic

    2

    2 Anode Ch: teristic

  • grid

    2

    grid 2