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Voltage - Triode (single) ·Triode

GMI37A

Russian high-current pulse-switching triode designed as the power switch in RF pulse modulators and related pulsed-power equipment.

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

Description

The GMI-37A triode is used for power switching in pulse modulators in RF equipment. It has a directly heated carbonized thoriated-tungsten cathode, metal-ceramic envelope, and water 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
26 V
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

Triode

X-ray radiationInterelectrode capacitances
Max plate voltage
50000 V

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

Triode

Other

  • power switching in [1]

    37 W

    UmnynbcHbin - MogynaTopHbid Tpuog ['MU-37A The TMW-37A triode is used for power switching in

  • power switching in [2]

    37 W

    UmnynbcHbin - MogynaTopHbid Tpuog ['MU-37A The TMW-37A triode is used for power switching in

  • temperature,°C [1]

    -60 C

    .. . —60-+85 Ambient temperature,°C ...................... —601t0 +85

  • temperature,°C [2]

    85 C

    .. . —60-+85 Ambient temperature,°C ...................... —601t0 +85

  • temperature,°C [3]

    -601 C

    .. . —60-+85 Ambient temperature,°C ...................... —601t0 +85

  • temperature,°C [4]

    85 C

    .. . —60-+85 Ambient temperature,°C ...................... —601t0 +85

  • voltage (ACorDC),V [1]

    26 V

    ... 26 Filament voltage (ACorDC),V ................. 26

  • voltage (ACorDC),V [2]

    26 V

    ... 26 Filament voltage (ACorDC),V ................. 26

  • voltage, kV [1]

    225 kV

    HanpsikeHne npeBbileHns ceTkM B uMnysibce, KB . . 2,25 Peak (excess) grid voltage, kV . ................. 2.25

  • voltage, kV [2]

    2.25 kV

    HanpsikeHne npeBbileHns ceTkM B uMnysibce, KB . . 2,25 Peak (excess) grid voltage, kV . ................. 2.25

  • current [1]

    3 mA

    abonoTHOe 3Ha4YeHue (Npu HaNpsHXeHun aHoaa voltage 55 kV, anode current 25 mA), kV, at most . .. 4.3

  • current [2]

    55 mA

    abonoTHOe 3Ha4YeHue (Npu HaNpsHXeHun aHoaa voltage 55 kV, anode current 25 mA), kV, at most . .. 4.3

  • current [3]

    25 mA

    abonoTHOe 3Ha4YeHue (Npu HaNpsHXeHun aHoaa voltage 55 kV, anode current 25 mA), kV, at most . .. 4.3

  • current [4]

    4.3 mA

    abonoTHOe 3Ha4YeHue (Npu HaNpsHXeHun aHoaa voltage 55 kV, anode current 25 mA), kV, at most . .. 4.3

  • grid [1]

    55 mA

    55 kB, Toke aHoga 25 MA), kB, He 6onee ... ...... 4.3 Peak anode current (at anode voltage 10 kV, grid

  • grid [2]

    25 mA

    55 kB, Toke aHoga 25 MA), kB, He 6onee ... ...... 4.3 Peak anode current (at anode voltage 10 kV, grid

  • grid [3]

    6 mA

    55 kB, Toke aHoga 25 MA), kB, He 6onee ... ...... 4.3 Peak anode current (at anode voltage 10 kV, grid

  • grid [4]

    4.3 mA

    55 kB, Toke aHoga 25 MA), kB, He 6onee ... ...... 4.3 Peak anode current (at anode voltage 10 kV, grid

  • grid [5]

    10 mA

    55 kB, Toke aHoga 25 MA), kB, He 6onee ... ...... 4.3 Peak anode current (at anode voltage 10 kV, grid

  • pulse [1]

    -1 kV

    Tok aHOAa B UMNyNbCe (MPU HANPs>KeHUSAX voltage —1 kV, filament voltage 26 V, pulse

  • pulse [2]

    26 kV

    Tok aHOAa B UMNyNbCe (MPU HANPs>KeHUSAX voltage —1 kV, filament voltage 26 V, pulse

  • frequency [1]

    10 Hz

    aHoaa 10 kB, ceTku muHyc 1 kB, Hakana 26 B, duration 10 us, pulse frequency 100 Hz, reservoir

  • frequency [2]

    1 Hz

    aHoaa 10 kB, ceTku muHyc 1 kB, Hakana 26 B, duration 10 us, pulse frequency 100 Hz, reservoir

  • frequency [3]

    26 Hz

    aHoaa 10 kB, ceTku muHyc 1 kB, Hakana 26 B, duration 10 us, pulse frequency 100 Hz, reservoir

  • frequency [4]

    10 Hz

    aHoaa 10 kB, ceTku muHyc 1 kB, Hakana 26 B, duration 10 us, pulse frequency 100 Hz, reservoir

  • frequency [5]

    100 Hz

    aHoaa 10 kB, ceTku muHyc 1 kB, Hakana 26 B, duration 10 us, pulse frequency 100 Hz, reservoir

  • anode circuit), A, atleast [1]

    10 pF

    ANUTenbHOCTK UMnynbca 10 MKC, YacToTe capacitor 50 uyF in anode circuit), A, atleast . ...

  • anode circuit), A, atleast [2]

    50 pF

    ANUTenbHOCTK UMnynbca 10 MKC, YacToTe capacitor 50 uyF in anode circuit), A, atleast . ...

  • grid [1]

    100 A

    nosTopeHus umnyneca 100 Ny, HakoNUTEeNbLHOW Peak grid current (at anode voltage 10 kV, grid

  • grid [2]

    10 A

    nosTopeHus umnyneca 100 Ny, HakoNUTEeNbLHOW Peak grid current (at anode voltage 10 kV, grid

  • frequency [1]

    50 Hz

    EeMKOCTY B Uenun aHoga 50 mkd), A, He MeHee . . . . . . 1000 voltage —1KkV, pulse duration 10 us, pulse frequency

  • frequency [2]

    1000 Hz

    EeMKOCTY B Uenun aHoga 50 mkd), A, He MeHee . . . . . . 1000 voltage —1KkV, pulse duration 10 us, pulse frequency

  • frequency [3]

    -1 Hz

    EeMKOCTY B Uenun aHoga 50 mkd), A, He MeHee . . . . . . 1000 voltage —1KkV, pulse duration 10 us, pulse frequency

  • frequency [4]

    10 Hz

    EeMKOCTY B Uenun aHoga 50 mkd), A, He MeHee . . . . . . 1000 voltage —1KkV, pulse duration 10 us, pulse frequency

  • anode [1]

    100 pF

    Tok ceTku B Mnynece (Mpy HANPs>XXeHUAX 100 Hz, reservoir capacitor 50 uF in anode

  • anode [2]

    50 pF

    Tok ceTku B Mnynece (Mpy HANPs>XXeHUAX 100 Hz, reservoir capacitor 50 uF in anode

  • Interelectrode capacitance, pF

    100 pF

    100 My, HaKONMTEeNBLHOM EMKOCTY B Lieny aHoaa Interelectrode capacitance, pF:

  • input,atmost . ... L [1]

    50

    50 MK®D), A,HEBOMEE . .. ... 180 input,atmost . ... L 450

  • input,atmost . ... L [2]

    180

    50 MK®D), A,HEBOMEE . .. ... 180 input,atmost . ... L 450

  • input,atmost . ... L [3]

    450

    50 MK®D), A,HEBOMEE . .. ... 180 input,atmost . ... L 450

  • output,atmost [1]

    6

    Bpems roToBHOCTU, C,He 6onee . ............... 60 output,atmost .............

  • output,atmost [2]

    60

    Bpems roToBHOCTU, C,He 6onee . ............... 60 output,atmost .............

  • voltage (ACorDC),V [1]

    247 V

    HanpsxeHue Hakana (~uwm =), B .............. 24,7-27,3 Filament voltage (ACorDC),V ................. 24.7-27.3

  • voltage (ACorDC),V [2]

    -273 V

    HanpsxeHue Hakana (~uwm =), B .............. 24,7-27,3 Filament voltage (ACorDC),V ................. 24.7-27.3

  • voltage (ACorDC),V [3]

    24.7 V

    HanpsxeHue Hakana (~uwm =), B .............. 24,7-27,3 Filament voltage (ACorDC),V ................. 24.7-27.3

  • voltage (ACorDC),V [4]

    -27.3 V

    HanpsxeHue Hakana (~uwm =), B .............. 24,7-27,3 Filament voltage (ACorDC),V ................. 24.7-27.3

  • current, A [1]

    1150 mA

    Hav6onblumnii nyckoBOn TOK Hakana, A ........... 1150 Maximum filament starting current, A .. ........... 1,150

  • current, A [2]

    1150 mA

    Hav6onblumnii nyckoBOn TOK Hakana, A ........... 1150 Maximum filament starting current, A .. ........... 1,150

  • voltage, kV ......... ... ..ol [1]

    50 kV

    HawGonblee HanpsbkeHne aHoga, kB . ........... 50 Anode voltage, kV ......... ... ..ol 50

  • voltage, kV ......... ... ..ol [2]

    50 kV

    HawGonblee HanpsbkeHne aHoga, kB . ........... 50 Anode voltage, kV ......... ... ..ol 50

  • voltage, absolute value, V

    4.3 V

    Haub6onbliee oTpuuaTenbHOE HaNpPs»KeHne ceTku Negative grid voltage, absolute value, V. ... ....... 4.3

  • voltage, kV [1]

    3 kV

    (abconoTHoe 3HadeHue), B .. ... ... . L 43 Peak (excess) grid voltage, kV . ................. 25

  • voltage, kV [2]

    43 kV

    (abconoTHoe 3HadeHue), B .. ... ... . L 43 Peak (excess) grid voltage, kV . ................. 25

  • voltage, kV [3]

    25 kV

    (abconoTHoe 3HadeHue), B .. ... ... . L 43 Peak (excess) grid voltage, kV . ................. 25

  • grid

    1

    Paccensaemas Han6onbLas MOWHOCTb, KBT: grid ... 1

  • pulse duration, us [1]

    50 us

    BHOOOM ..ottt 50 Maximum pulse duration, us ................... 100

  • pulse duration, us [2]

    100 us

    BHOOOM ..ottt 50 Maximum pulse duration, us ................... 100

  • Anode Voftage o o [1]

    200

    Grid Vofiage versus Anode Voftage o o 200 SNNSNmEmiAY 15

  • Anode Voftage o o [2]

    15

    Grid Vofiage versus Anode Voftage o o 200 SNNSNmEmiAY 15