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Specialized - Switching Tube ·Tetrode

GMI19B

Russian high-power tetrode designed for pulse-modulator or pulse-power switching service in RF equipment, controlling high-voltage, high-current pulses rather than continuous linear amplification.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
9.5 V / 90 A

Description

The GMI-19B tetrode is used as a pulse power switch in pulse modulators in RF equipment. It has a directly heated carbonized thoriated-tungsten cathode and forced-air cooling.

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
9.5 V
Nominal heater current
90 A
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

Tetrode

X-ray radiationInterelectrode capacitances
Max cathode current
120 A

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

Tetrode

Other

  • power CONNECTION

    196 W

    The MU-196 tetrode is used as a pulse power CONNECTION

  • grid [1]

    0

    P30-05 @105 1, 2~ cathode; 3 - grid 1;

  • grid [2]

    -5

    P30-05 @105 1, 2~ cathode; 3 - grid 1;

  • grid [3]

    105

    P30-05 @105 1, 2~ cathode; 3 - grid 1;

  • grid [4]

    1

    P30-05 @105 1, 2~ cathode; 3 - grid 1;

  • grid [5]

    2

    P30-05 @105 1, 2~ cathode; 3 - grid 1;

  • grid [6]

    3

    P30-05 @105 1, 2~ cathode; 3 - grid 1;

  • grid [7]

    1

    P30-05 @105 1, 2~ cathode; 3 - grid 1;

  • anode [1]

    4

    4 - grid 2; A- anode

  • anode [2]

    2

    4 - grid 2; A- anode

  • temperature,°C [1]

    118 C

    YCKOPEHMEM, M/C? . . .. ... it 118 Ambient temperature,°C . ..... ... .. ..., —60to +100

  • temperature,°C [2]

    -60 C

    YCKOPEHMEM, M/C? . . .. ... it 118 Ambient temperature,°C . ..... ... .. ..., —60to +100

  • temperature,°C [3]

    100 C

    YCKOPEHMEM, M/C? . . .. ... it 118 Ambient temperature,°C . ..... ... .. ..., —60to +100

  • voltage (ACorDC),V [1]

    95 V

    ... 9,5 Filament voltage (ACorDC),V ................. 9.5

  • voltage (ACorDC),V [2]

    9.5 V

    ... 9,5 Filament voltage (ACorDC),V ................. 9.5

  • voltage (DC), kV

    4 kV

    Hanpsikenne aHoga, nocTosiHHOe, KB .. ... .. .. ... 4 Anode voltage (DC), kV .........

  • voltage (DC), kV .. .. ... ... oL [1]

    25 kV

    . .. 2,5 Grid 2 voltage (DC), kV .. .. ... ... oL 2.5

  • voltage (DC), kV .. .. ... ... oL [2]

    2 kV

    . .. 2,5 Grid 2 voltage (DC), kV .. .. ... ... oL 2.5

  • voltage (DC), kV .. .. ... ... oL [3]

    2.5 kV

    . .. 2,5 Grid 2 voltage (DC), kV .. .. ... ... oL 2.5

  • voltage (DC), kV [1]

    -1 kV

    HanpsixeHue ceTku nepBoi, NOCTOAHHOe, KB . . . . .. -1 Grid 1 voltage (DC), kV . ... ... ... . ... ... ... —1

  • voltage (DC), kV [2]

    1 kV

    HanpsixeHue ceTku nepBoi, NOCTOAHHOe, KB . . . . .. -1 Grid 1 voltage (DC), kV . ... ... ... . ... ... ... —1

  • voltage (DC), kV [3]

    -1 kV

    HanpsixeHue ceTku nepBoi, NOCTOAHHOe, KB . . . . .. -1 Grid 1 voltage (DC), kV . ... ... ... . ... ... ... —1

  • current, A, atleast [1]

    120 A

    Tok aHoAa B UMNynNbCe, A, HE MEHEE . . . .. .. ... ... 120 Peak anode current, A, atleast ................. 120

  • current, A, atleast [2]

    120 A

    Tok aHoAa B UMNynNbCe, A, HE MEHEE . . . .. .. ... ... 120 Peak anode current, A, atleast ................. 120

  • current, A,atmost [1]

    2 A

    TOK CEeTKM BTOPOM B uMnynbce, A, Peak grid 2 current, A,atmost . ................. 25

  • current, A,atmost [2]

    25 A

    TOK CEeTKM BTOPOM B uMnynbce, A, Peak grid 2 current, A,atmost . ................. 25

  • current, A,atmost [1]

    25 A

    HEBOME. . ... ... i 25 Peak grid 1 current, A,atmost . ................. 12

  • current, A,atmost [2]

    1 A

    HEBOME. . ... ... i 25 Peak grid 1 current, A,atmost . ................. 12

  • current, A,atmost [3]

    12 A

    HEBOME. . ... ... i 25 Peak grid 1 current, A,atmost . ................. 12

  • voltage

    1 V

    Tok ceTKu nepeou B UMNynbce, A, Negative grid 1 cutoff voltage (at anode voltage

  • Interelectrode capacitance, pF [1]

    36 pF

    aHopa 36 kB), B,Hebornee .................... 900 Interelectrode capacitance, pF:

  • Interelectrode capacitance, pF [2]

    900 pF

    aHopa 36 kB), B,Hebornee .................... 900 Interelectrode capacitance, pF:

  • output [1]

    25

    ANUTenbHOCTL UMNYNBCa, MKC . . . . oo 25 output .. ... 22-34

  • output [2]

    22

    ANUTenbHOCTL UMNYNBCa, MKC . . . . oo 25 output .. ... 22-34

  • output [3]

    -34

    ANUTenbHOCTL UMNYNBCa, MKC . . . . oo 25 output .. ... 22-34

  • voltage (ACorDC),V [1]

    9 V

    Hanpspkenve Hakana (~unm =), B .............. 9-10 Fitament voltage (ACorDC),V ................. 9-10

  • voltage (ACorDC),V [2]

    -10 V

    Hanpspkenve Hakana (~unm =), B .............. 9-10 Fitament voltage (ACorDC),V ................. 9-10

  • voltage (ACorDC),V [3]

    9 V

    Hanpspkenve Hakana (~unm =), B .............. 9-10 Fitament voltage (ACorDC),V ................. 9-10

  • voltage (ACorDC),V [4]

    -10 V

    Hanpspkenve Hakana (~unm =), B .............. 9-10 Fitament voltage (ACorDC),V ................. 9-10

  • current, A

    285 A

    Haunbonblumit NyCKOBOW TOK Hakana, A . .......... 285 Filament startingcurrent, A .. ...............

  • voltage (DC), kV . .. ... .. ... ... ... ... — [1]

    25 kV

    CEeTKM BTOPO# (MOCTORHHOB) . . .. .. .. ...... 2,5 Grid 1 voltage (DC), kV . .. ... .. ... ... ... ... —-1.2

  • voltage (DC), kV . .. ... .. ... ... ... ... — [2]

    1 kV

    CEeTKM BTOPO# (MOCTORHHOB) . . .. .. .. ...... 2,5 Grid 1 voltage (DC), kV . .. ... .. ... ... ... ... —-1.2

  • voltage (DC), kV . .. ... .. ... ... ... ... — [3]

    -1.2 kV

    CEeTKM BTOPO# (MOCTORHHOB) . . .. .. .. ...... 2,5 Grid 1 voltage (DC), kV . .. ... .. ... ... ... ... —-1.2

  • power supply source, V [1]

    1 W

    Haunbonbluee Hanps>eHne CeTKn Nepson Peak grid 1 voltage at power supply source, V . ... .. 800

  • power supply source, V [2]

    800 W

    Haunbonbluee Hanps>eHne CeTKn Nepson Peak grid 1 voltage at power supply source, V . ... .. 800

  • Dissipation, W

    600 W

    BuUMIOySbCe, B . ... ... 600 Dissipation, W:

  • anode [1]

    1

    Haubonblwee HanpskeHne CeTKu Nepeo anode ... ... 1-10°

  • anode [2]

    -10

    Haubonblwee HanpskeHne CeTKu Nepeo anode ... ... 1-10°

  • grid [1]

    800

    B UMMYJbCE HA UCTOYHUKE NuTanusa, B ... ...... 800 grid 2 .. 125

  • grid [2]

    2

    B UMMYJbCE HA UCTOYHUKE NuTanusa, B ... ...... 800 grid 2 .. 125

  • grid [3]

    125

    B UMMYJbCE HA UCTOYHUKE NuTanusa, B ... ...... 800 grid 2 .. 125

  • grid [1]

    1

    PaccenBaemas Hanbonbluas MOLWHOCTb, BT: grid 1 . 25

  • grid [2]

    25

    PaccenBaemas Hanbonbluas MOLWHOCTb, BT: grid 1 . 25

  • current, A [1]

    1.1 A

    AHOAOM . . oottt e 1.10° Peak cathode current, A . ... ................... 165

  • current, A [2]

    165 A

    AHOAOM . . oottt e 1.10° Peak cathode current, A . ... ................... 165

  • pulse duration, us [1]

    125 us

    COTKOM BTOPOM . ..o et e it e e 125 Maximum pulse duration, us ................... 1,000

  • pulse duration, us [2]

    1000 us

    COTKOM BTOPOM . ..o et e it e e 125 Maximum pulse duration, us ................... 1,000

  • temperature,°C [1]

    25 C

    CETKOM MEPBOM . .. ot it e e et eee v 25 Envelope temperature,°C . .................... 150

  • temperature,°C [2]

    150 C

    CETKOM MEPBOM . .. ot it e e et eee v 25 Envelope temperature,°C . .................... 150

  • anode circuit, uF [1]

    1000 pF

    Haunbonblas AnMTensHOCTb UMNYNbCA, MKC 1000 Maximum reservoir capacitor in anode circuit, uF . . . 1.25

  • anode circuit, uF [2]

    1.25 pF

    Haunbonblas AnMTensHOCTb UMNYNbCA, MKC 1000 Maximum reservoir capacitor in anode circuit, uF . . . 1.25

  • Anode Characteristic [1]

    40

    40 Averaged Peak Grid 1-Anode Characteristic 16

  • Anode Characteristic [2]

    1

    40 Averaged Peak Grid 1-Anode Characteristic 16

  • Anode Characteristic [3]

    16

    40 Averaged Peak Grid 1-Anode Characteristic 16

  • Anode Characteristic [1]

    2

    — Averaged Peak Grid 2-Anode Characteristic -7 S 50

  • Anode Characteristic [2]

    -7

    — Averaged Peak Grid 2-Anode Characteristic -7 S 50

  • Anode Characteristic [3]

    50

    — Averaged Peak Grid 2-Anode Characteristic -7 S 50

  • Anode Characteristic Curves [1]

    1

    Averaged Peak Grid 1-Anode Characteristic Curves: Averaged Peak Grid 1-Anode Characteristic Curves:

  • Anode Characteristic Curves [2]

    1

    Averaged Peak Grid 1-Anode Characteristic Curves: Averaged Peak Grid 1-Anode Characteristic Curves:

  • Anode Characteristic Curves [1]

    2

    Averaged Peak Grid 2-Anode Characteristic Curves: Averaged Peak Grid 2-Anode Characteristic Curves:

  • Anode Characteristic Curves [2]

    2

    Averaged Peak Grid 2-Anode Characteristic Curves: Averaged Peak Grid 2-Anode Characteristic Curves:

  • Anode Characteristic Curves

    150

    Averaged Peak Anode Characteristic Curves: 150 &,

  • Grid [1]

    1

    Averaged Characteristic Curves Showing Grid 1 600 i

  • Grid [2]

    600

    Averaged Characteristic Curves Showing Grid 1 600 i