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Power - Tetrode (NOT beam) ·Tetrode

GM4B

Russian directly heated tetrode intended for high-voltage electronic regulator service, using substantial power capability to control regulated DC supplies.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
5 V / 35 A

Description

The GM-4B tetrode is used in high-voltage regulator service and has a directly heated carbonized thoriated-tungsten cathode.

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
5 V
Nominal heater current
35 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 plate voltage
9000 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

Tetrode

Other

  • voltage regula [1]

    46 V

    The 'M-46 tetrode is used in high-voltage regula- 287 max

  • voltage regula [2]

    287 V

    The 'M-46 tetrode is used in high-voltage regula- 287 max

  • Cathode: directly heated, carbonized thoriated tung

    2743

    Cathode: directly heated, carbonized thoriated tung- 2743} tf

  • anode [1]

    71

    C171 -grid 1; A - anode;

  • anode [2]

    1

    C171 -grid 1; A - anode;

  • voltage (ACor DC),V [1]

    5 V

    Hanpspkenne Hakana (~vnm =), B . ............. 5 Filament voltage (ACor DC),V ................. 5

  • voltage (ACor DC),V [2]

    5 V

    Hanpspkenne Hakana (~vnm =), B . ............. 5 Filament voltage (ACor DC),V ................. 5

  • cathode [1]

    3 ohm

    ConpoTuBnEeHWe HeHakaneHHoro KaToaa, Resistance of unheated cathode, 3, atmost .. .. ... 0.012

  • cathode [2]

    0.012 ohm

    ConpoTuBnEeHWe HeHakaneHHoro KaToaa, Resistance of unheated cathode, 3, atmost .. .. ... 0.012

  • current [1]

    12 A

    OM,HEBONE. .. ... 0,012 Negative grid 1 voltage (at anode current 0.8 A,

  • current [2]

    1 A

    OM,HEBONE. .. ... 0,012 Negative grid 1 voltage (at anode current 0.8 A,

  • current [3]

    800 mA

    OM,HEBONE. .. ... 0,012 Negative grid 1 voltage (at anode current 0.8 A,

  • grid

    1 A

    Hanps>xeHue ceTkm BTopon, KB . ............... 1 Cathode emission current (at peak anode and grid

  • voltage [1]

    300 V

    Tok aMuccum KaToga (Npy HanpsXXeHUn aHoaa voltage 300 V), A, atleast . . .................... 8

  • voltage [2]

    8 V

    Tok aMuccum KaToga (Npy HanpsXXeHUn aHoaa voltage 300 V), A, atleast . . .................... 8

  • anode [1]

    8 A

    .. 8 Grid 2 current (at anode voltage 1.5 kV, anode

  • anode [2]

    2 A

    .. 8 Grid 2 current (at anode voltage 1.5 kV, anode

  • anode [3]

    1.5 A

    .. 8 Grid 2 current (at anode voltage 1.5 kV, anode

  • current [1]

    15 mA

    Tok ceTku BTOpou (npv Hanpsi>xeHum aHoaa 1,5 kB, current 1 A), mA,atmost . ..................... 75

  • current [2]

    1 mA

    Tok ceTku BTOpou (npv Hanpsi>xeHum aHoaa 1,5 kB, current 1 A), mA,atmost . ..................... 75

  • current [3]

    75 mA

    Tok ceTku BTOpou (npv Hanpsi>xeHum aHoaa 1,5 kB, current 1 A), mA,atmost . ..................... 75

  • voltage [1]

    1 mA

    Toke aHopa 1 A), MA,Hebonee .. ............... 75 Inverse grid 1 current (at anode voltage 9 kV,

  • voltage [2]

    75 mA

    Toke aHopa 1 A), MA,Hebonee .. ............... 75 Inverse grid 1 current (at anode voltage 9 kV,

  • voltage [3]

    1 mA

    Toke aHopa 1 A), MA,Hebonee .. ............... 75 Inverse grid 1 current (at anode voltage 9 kV,

  • voltage [4]

    9 mA

    Toke aHopa 1 A), MA,Hebonee .. ............... 75 Inverse grid 1 current (at anode voltage 9 kV,

  • current [1]

    1 uA

    O6paTHblit TOK CeTKW nepsom (Npu anode current 1 A), uA,atmost ................. 100

  • current [2]

    100 uA

    O6paTHblit TOK CeTKW nepsom (Npu anode current 1 A), uA,atmost ................. 100

  • voltage [1]

    9 uS

    HanpsixxeHuu aHoga 9 kKB, Toke aHoaa Mutual conductance (at anode voltage 1.5kV,

  • voltage [2]

    1.5 uS

    HanpsixxeHuu aHoga 9 kKB, Toke aHoaa Mutual conductance (at anode voltage 1.5kV,

  • currents [1]

    1 mA

    1A, MKA,HEBOMNEE ... .. ... 100 anode currents 0.8 and 1 A), mA/V .............. 19-27

  • currents [2]

    100 mA

    1A, MKA,HEBOMNEE ... .. ... 100 anode currents 0.8 and 1 A), mA/V .............. 19-27

  • currents [3]

    0.8 mA

    1A, MKA,HEBOMNEE ... .. ... 100 anode currents 0.8 and 1 A), mA/V .............. 19-27

  • currents [4]

    1 mA

    1A, MKA,HEBOMNEE ... .. ... 100 anode currents 0.8 and 1 A), mA/V .............. 19-27

  • currents [5]

    19 mA

    1A, MKA,HEBOMNEE ... .. ... 100 anode currents 0.8 and 1 A), mA/V .............. 19-27

  • currents [6]

    -27 mA

    1A, MKA,HEBOMNEE ... .. ... 100 anode currents 0.8 and 1 A), mA/V .............. 19-27

  • anode [1]

    1

    KpyTu3aHa xapakTepucTyku (Mpu HanpspkeHun Gain coefficient (grid 1 —grid 2) (at anode

  • anode [2]

    2

    KpyTu3aHa xapakTepucTyku (Mpu HanpspkeHun Gain coefficient (grid 1 —grid 2) (at anode

  • voltages [1]

    15 kV

    aHoga 1,5 kB, Tokax aHoga 0,8 u1 A), MA/B .. ... .. 19-27 voltage 1.5kV, grid 2 voltages 1 and 1.2kV,

  • voltages [2]

    8 kV

    aHoga 1,5 kB, Tokax aHoga 0,8 u1 A), MA/B .. ... .. 19-27 voltage 1.5kV, grid 2 voltages 1 and 1.2kV,

  • voltages [3]

    19 kV

    aHoga 1,5 kB, Tokax aHoga 0,8 u1 A), MA/B .. ... .. 19-27 voltage 1.5kV, grid 2 voltages 1 and 1.2kV,

  • voltages [4]

    -27 kV

    aHoga 1,5 kB, Tokax aHoga 0,8 u1 A), MA/B .. ... .. 19-27 voltage 1.5kV, grid 2 voltages 1 and 1.2kV,

  • voltages [5]

    1.5 kV

    aHoga 1,5 kB, Tokax aHoga 0,8 u1 A), MA/B .. ... .. 19-27 voltage 1.5kV, grid 2 voltages 1 and 1.2kV,

  • voltages [6]

    2 kV

    aHoga 1,5 kB, Tokax aHoga 0,8 u1 A), MA/B .. ... .. 19-27 voltage 1.5kV, grid 2 voltages 1 and 1.2kV,

  • voltages [7]

    1 kV

    aHoga 1,5 kB, Tokax aHoga 0,8 u1 A), MA/B .. ... .. 19-27 voltage 1.5kV, grid 2 voltages 1 and 1.2kV,

  • voltages [8]

    1.2 kV

    aHoga 1,5 kB, Tokax aHoga 0,8 u1 A), MA/B .. ... .. 19-27 voltage 1.5kV, grid 2 voltages 1 and 1.2kV,

  • input,atmost

    15

    aHoAa 1,5 kB, HanpsXeHUsIX CETKWU BTOPOW input,atmost ..........

  • output,atmost [1]

    1

    1n1,2kB,TokeaHogal1A) .................... 10-15 output,atmost .............. ... 16.5

  • output,atmost [2]

    2

    1n1,2kB,TokeaHogal1A) .................... 10-15 output,atmost .............. ... 16.5

  • output,atmost [3]

    10

    1n1,2kB,TokeaHogal1A) .................... 10-15 output,atmost .............. ... 16.5

  • output,atmost [4]

    -15

    1n1,2kB,TokeaHogal1A) .................... 10-15 output,atmost .............. ... 16.5

  • output,atmost [5]

    16.5

    1n1,2kB,TokeaHogal1A) .................... 10-15 output,atmost .............. ... 16.5

  • voltage (ACorDC),V [1]

    45 V

    Hanpsxenne Hakana (~wm =),B .............. 4,5-5,25 Filament voltage (ACorDC),V ................. 45-5.25

  • voltage (ACorDC),V [2]

    -525 V

    Hanpsxenne Hakana (~wm =),B .............. 4,5-5,25 Filament voltage (ACorDC),V ................. 45-5.25

  • voltage (ACorDC),V [3]

    45 V

    Hanpsxenne Hakana (~wm =),B .............. 4,5-5,25 Filament voltage (ACorDC),V ................. 45-5.25

  • voltage (ACorDC),V [4]

    -5.25 V

    Hanpsxenne Hakana (~wm =),B .............. 4,5-5,25 Filament voltage (ACorDC),V ................. 45-5.25

  • current, A [1]

    60 A

    HaunGonblumin nyckoBow ToK Hakana, A ........... 60 Filament startingcurrent, A .................... 60

  • current, A [2]

    60 A

    HaunGonblumin nyckoBow ToK Hakana, A ........... 60 Filament startingcurrent, A .................... 60

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

    9 kV

    ... 9 Anode voltage, kV ........ .. ... .. . i 9

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

    9 kV

    ... 9 Anode voltage, kV ........ .. ... .. . i 9

  • voltage over

    0.1 V

    Hau6ornbluee Hanps>XeHne aHoa B TeYeHue Anode voltage over 0.1 s at overload up to

  • anode ... e [1]

    1

    = T 1- 250 anode ... e 250

  • anode ... e [2]

    250

    = T 1- 250 anode ... e 250

  • anode ... e [3]

    250

    = T 1- 250 anode ... e 250

  • grid

    2

    gy grid 2