Skip to main content
Tube Tinker — Electron Tube Database
Alternatives & variationsDownload PDF datasheet

Voltage - Triode (single) ·Triode

GI31

Russian metal-ceramic RF triode for pulsed oscillator and amplifier service.

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

Description

The GI-31 metal-ceramic triode is used as an RF oscillator for pulsed operation with anode keying in the decimetric wavelength range.

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
-
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
28000 V
Max plate dissipation
12 W
Max grid dissipation
0.5 W
Max cathode current
2.5 A

Promoted-field completeness audit performed from English ratings/characteristics.

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

  • pulsed [1]

    31

    NmnynbcHbId reHepaTopHbin Tpuog M-31 npep- The N'N-31 triode is used as a RF oscillator for pulsed

  • pulsed [2]

    31

    NmnynbcHbId reHepaTopHbin Tpuog M-31 npep- The N'N-31 triode is used as a RF oscillator for pulsed

  • temperature,°C . . . ... ... ... L [1]

    980 C

    AMHEAHbIS . . . . . . . ... 980 Ambient temperature,°C . . . ... ... ... L. —60to +100

  • temperature,°C . . . ... ... ... L [2]

    -60 C

    AMHEAHbIS . . . . . . . ... 980 Ambient temperature,°C . . . ... ... ... L. —60to +100

  • temperature,°C . . . ... ... ... L [3]

    100 C

    AMHEAHbIS . . . . . . . ... 980 Ambient temperature,°C . . . ... ... ... L. —60to +100

  • voltage (ACorDC),V [1]

    63 V

    Hanpsikenve Hakana (~vwwm =),B . .. . .... 6,3 Heater voltage (ACorDC),V . . . . . . .. ... .. 6.3

  • voltage (ACorDC),V [2]

    6.3 V

    Hanpsikenve Hakana (~vwwm =),B . .. . .... 6,3 Heater voltage (ACorDC),V . . . . . . .. ... .. 6.3

  • current, uA, atmost [1]

    6 uA

    ObpaTHbIfi TOK CETKM, MKA, He 6onee . . . . . . . . 2 Inverse grid current, uA, atmost . . . . . .. .. .. 2

  • current, uA, atmost [2]

    2 uA

    ObpaTHbIfi TOK CETKM, MKA, He 6onee . . . . . . . . 2 Inverse grid current, uA, atmost . . . . . .. .. .. 2

  • current, uA, atmost [3]

    2 uA

    ObpaTHbIfi TOK CETKM, MKA, He 6onee . . . . . . . . 2 Inverse grid current, uA, atmost . . . . . .. .. .. 2

  • current [1]

    350 mA

    aHopna 350 B, Toke aHopa 35 MA), MA/B, He meHee 15 350V, anode current 35 mA), mA/V,

  • current [2]

    35 mA

    aHopna 350 B, Toke aHopa 35 MA), MA/B, He meHee 15 350V, anode current 35 mA), mA/V,

  • current [3]

    15 mA

    aHopna 350 B, Toke aHopa 35 MA), MA/B, He meHee 15 350V, anode current 35 mA), mA/V,

  • current [4]

    350 mA

    aHopna 350 B, Toke aHopa 35 MA), MA/B, He meHee 15 350V, anode current 35 mA), mA/V,

  • current [5]

    35 mA

    aHopna 350 B, Toke aHopa 35 MA), MA/B, He meHee 15 350V, anode current 35 mA), mA/V,

  • pulse [1]

    200 V

    B umnynsce 200 B, AnutensHocTu anode and grid voltages 200 V, pulse

  • pulse [2]

    200 V

    B umnynsce 200 B, AnutensHocTu anode and grid voltages 200 V, pulse

  • pulse [1]

    25 A

    HanpshkeHuy aHoaa B umnynece 2,5 kB, 2.5kV, peak anode current 2.1 A, pulse

  • pulse [2]

    2.5 A

    HanpshkeHuy aHoaa B umnynece 2,5 kB, 2.5kV, peak anode current 2.1 A, pulse

  • pulse [3]

    2.1 A

    HanpshkeHuy aHoaa B umnynece 2,5 kB, 2.5kV, peak anode current 2.1 A, pulse

  • wavelength [1]

    21 cm

    TOKe aHoAa B umnynbce 2,1 A, AnnMTensHOCTH duration 3 us), 1/duty factor 500, wavelength

  • wavelength [2]

    3 cm

    TOKe aHoAa B umnynbce 2,1 A, AnnMTensHOCTH duration 3 us), 1/duty factor 500, wavelength

  • wavelength [3]

    1 cm

    TOKe aHoAa B umnynbce 2,1 A, AnnMTensHOCTH duration 3 us), 1/duty factor 500, wavelength

  • wavelength [4]

    500 cm

    TOKe aHoAa B umnynbce 2,1 A, AnnMTensHOCTH duration 3 us), 1/duty factor 500, wavelength

  • Interelectrode capacitance, pF [1]

    14 pF

    AnvHe BonHbl 14—14.,5 cm), kBT, He menee . . . . . 1,5 Interelectrode capacitance, pF:

  • Interelectrode capacitance, pF [2]

    -14 pF

    AnvHe BonHbl 14—14.,5 cm), kBT, He menee . . . . . 1,5 Interelectrode capacitance, pF:

  • Interelectrode capacitance, pF [3]

    5 pF

    AnvHe BonHbl 14—14.,5 cm), kBT, He menee . . . . . 1,5 Interelectrode capacitance, pF:

  • Interelectrode capacitance, pF [4]

    15 pF

    AnvHe BonHbl 14—14.,5 cm), kBT, He menee . . . . . 1,5 Interelectrode capacitance, pF:

  • input

    3.5

    MexanekTpogHble eMKOCTH, Nd: input . . ... 3.5

  • voltage, kV

    28 kV

    Hawb6onbluee Hanps>xeHue aHoga Peak anode voltage, kV . . . . . . .. .. ... ... 28

  • anode . . . .. ... L

    12

    PaccevBaemas HaMb0nbLLAasi MOWHOCTb, BT: anode . . . .. ... L 12

  • grid [1]

    12

    BHOAOM . . . . v e e 12 grid . ... 0.5

  • grid [2]

    0.5

    BHOAOM . . . . v e e 12 grid . ... 0.5

  • current, A . . . . .. ..o

    5 A

    CETKOWM . . . . . v v ot s 0,5 Peak anode current, A . . . . .. ..o

  • temperature,°C [1]

    25 C

    aHOAA BUMMYMBCE . . . . . . . . . . . o o ... 2,5 Envelope temperature,°C . . . . . .. ... .. .. 200

  • temperature,°C [2]

    200 C

    aHOAA BUMMYMBCE . . . . . . . . . . . o o ... 2,5 Envelope temperature,°C . . . . . .. ... .. .. 200

  • frequency, MHz [1]

    200 MHz

    Haun6onblasn TemnepaTypa obonoqku, °C . . . . . . 200 Operating frequency, MHz . . . . . . . .. ... .. 2,100

  • frequency, MHz [2]

    2100 MHz

    Haun6onblasn TemnepaTypa obonoqku, °C . . . . . . 200 Operating frequency, MHz . . . . . . . .. ... .. 2,100

  • pulse duration, us,atmost [1]

    15 us

    Haunbornblwee BpeMs FOTOBHOCTW, C . . . . . . . . . 15 Maximum pulse duration, us,atmost . . . . . . . . . 3

  • pulse duration, us,atmost [2]

    3 us

    Haunbornblwee BpeMs FOTOBHOCTW, C . . . . . . . . . 15 Maximum pulse duration, us,atmost . . . . . . . . . 3

  • Hawbonblas paboyaa vactota, My [1]

    2100

    Hawbonblas paboyaa vactota, My . . . . . . . . 2100 Minimum 1/duty factor, atleast . . . . . .. ... .. 400

  • Hawbonblas paboyaa vactota, My [2]

    1

    Hawbonblas paboyaa vactota, My . . . . . . . . 2100 Minimum 1/duty factor, atleast . . . . . .. ... .. 400

  • Hawbonblas paboyaa vactota, My [3]

    400

    Hawbonblas paboyaa vactota, My . . . . . . . . 2100 Minimum 1/duty factor, atleast . . . . . .. ... .. 400

  • voltage, kV

    2.5 kV

    Hanpsxenue aHoga B umnynbce, kB . . . . . . . .. Peak anode voltage, kV . . . . . . .. ... ... .. 2.5

  • current, A . . . . .. oL L [1]

    21 A

    Tok aHoga B umnynbce, A . . . . . . . ... ... 2,1 Peak anode current, A . . . . .. oL L 2.1

  • current, A . . . . .. oL L [2]

    2.1 A

    Tok aHoga B umnynbce, A . . . . . . . ... ... 2,1 Peak anode current, A . . . . .. oL L 2.1

  • Wavelength, cm, atleast . . . . .. .... TP

    14 cm

    [nvHa BonHbl, CM, HE MEHEE . . . . . . . . . .. .. Wavelength, cm, atleast . . . . .. .... TP 14

  • frequency [1]

    4 Hz

    4 | | L4 U; = 6.3 V; T = 1 us; frequency 2,000 imp/s

  • frequency [2]

    6.3 Hz

    4 | | L4 U; = 6.3 V; T = 1 us; frequency 2,000 imp/s

  • frequency [3]

    1 Hz

    4 | | L4 U; = 6.3 V; T = 1 us; frequency 2,000 imp/s

  • frequency [4]

    2000 Hz

    4 | | L4 U; = 6.3 V; T = 1 us; frequency 2,000 imp/s

  • Pulsed Operation [1]

    500

    J 500 1000 00 2000 7500 Averaged Anode-Grid Characteristic Curves in Pulsed Operation:

  • Pulsed Operation [2]

    1000

    J 500 1000 00 2000 7500 Averaged Anode-Grid Characteristic Curves in Pulsed Operation:

  • Pulsed Operation [3]

    0

    J 500 1000 00 2000 7500 Averaged Anode-Grid Characteristic Curves in Pulsed Operation:

  • Pulsed Operation [4]

    2000

    J 500 1000 00 2000 7500 Averaged Anode-Grid Characteristic Curves in Pulsed Operation:

  • Pulsed Operation [5]

    7500

    J 500 1000 00 2000 7500 Averaged Anode-Grid Characteristic Curves in Pulsed Operation:

  • frequency [1]

    14 Hz

    (/fl, 14 U; = 6.3 V; 7 = 1 us; frequency 2,000 imp/s 40 20 0 20 4060 80 UgV

  • frequency [2]

    6.3 Hz

    (/fl, 14 U; = 6.3 V; 7 = 1 us; frequency 2,000 imp/s 40 20 0 20 4060 80 UgV

  • frequency [3]

    7 Hz

    (/fl, 14 U; = 6.3 V; 7 = 1 us; frequency 2,000 imp/s 40 20 0 20 4060 80 UgV

  • frequency [4]

    1 Hz

    (/fl, 14 U; = 6.3 V; 7 = 1 us; frequency 2,000 imp/s 40 20 0 20 4060 80 UgV

  • frequency [5]

    2000 Hz

    (/fl, 14 U; = 6.3 V; 7 = 1 us; frequency 2,000 imp/s 40 20 0 20 4060 80 UgV

  • frequency [6]

    40 Hz

    (/fl, 14 U; = 6.3 V; 7 = 1 us; frequency 2,000 imp/s 40 20 0 20 4060 80 UgV

  • frequency [7]

    20 Hz

    (/fl, 14 U; = 6.3 V; 7 = 1 us; frequency 2,000 imp/s 40 20 0 20 4060 80 UgV

  • frequency [8]

    0 Hz

    (/fl, 14 U; = 6.3 V; 7 = 1 us; frequency 2,000 imp/s 40 20 0 20 4060 80 UgV

  • frequency [9]

    20 Hz

    (/fl, 14 U; = 6.3 V; 7 = 1 us; frequency 2,000 imp/s 40 20 0 20 4060 80 UgV

  • frequency [10]

    4060 Hz

    (/fl, 14 U; = 6.3 V; 7 = 1 us; frequency 2,000 imp/s 40 20 0 20 4060 80 UgV

  • frequency [11]

    80 Hz

    (/fl, 14 U; = 6.3 V; 7 = 1 us; frequency 2,000 imp/s 40 20 0 20 4060 80 UgV

  • Voltage: U; =

    6.3 W

    Output Power versus Anode Voltage: U; = 6.3V i

  • Voltage: Uy =

    6.3 V

    Anode Voltage: Uy =6.3V g5 .