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Voltage - Triode (single) ·Triode

GI25

Russian titanium-ceramic oscillator triode using pulsed anode and grid keying in centimetric and decimetric wavelength ranges.

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

Description

The GI-25 triode is used as an oscillator with pulsed anode and grid keying in centimetric and decimetric wavelength ranges and uses titanium-ceramic construction.

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
3000 V

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

  • WUmnynbCHbIM reHepatopHbin Tpuog FN [1]

    25

    WUmnynbCHbIM reHepatopHbin Tpuog FN-25 npepg- The 'N-25 triode is used as an oscillator with puised

  • WUmnynbCHbIM reHepatopHbin Tpuog FN [2]

    25

    WUmnynbCHbIM reHepatopHbin Tpuog FN-25 npepg- The 'N-25 triode is used as an oscillator with puised

  • anode [1]

    490

    Multiple impacts with acceleration, m/s? ........... 490 Kn - cathode and heater; /7 - heater; C — grid; A — anode

  • anode [2]

    7

    Multiple impacts with acceleration, m/s? ........... 490 Kn - cathode and heater; /7 - heater; C — grid; A — anode

  • temperature,°C [1]

    -60 C

    Ambient temperature,°C ...................... —60to +100

  • temperature,°C [2]

    100 C

    Ambient temperature,°C ...................... —60to +100

  • voltage, V

    63 V

    ... ... 6,3 Heater voltage, V ........

  • voltage

    250 uS

    KpyTu3Ha xapakTepucTukn (Npy HanNpsi>kKeHun Mutual conductance (at anode voltage 250 V,

  • current [1]

    250 A

    aHofa 250 B, nsmeHeHuv HanpskerHusi Ha ceTke grid voltage change —1 V, anode current

  • current [2]

    -1 A

    aHofa 250 B, nsmeHeHuv HanpskerHusi Ha ceTke grid voltage change —1 V, anode current

  • current [1]

    250 mA

    CeTKM Npu HanpshxeHun aHoaa 250 B, Toke voltage 250 V, anode current 30 mA), V. .......... 1.0-4.5

  • current [2]

    250 mA

    CeTKM Npu HanpshxeHun aHoaa 250 B, Toke voltage 250 V, anode current 30 mA), V. .......... 1.0-4.5

  • current [3]

    30 mA

    CeTKM Npu HanpshxeHun aHoaa 250 B, Toke voltage 250 V, anode current 30 mA), V. .......... 1.0-4.5

  • current [4]

    1 mA

    CeTKM Npu HanpshxeHun aHoaa 250 B, Toke voltage 250 V, anode current 30 mA), V. .......... 1.0-4.5

  • current [5]

    -4.5 mA

    CeTKM Npu HanpshxeHun aHoaa 250 B, Toke voltage 250 V, anode current 30 mA), V. .......... 1.0-4.5

  • voltage [1]

    0 V

    aHoga30mA),B ... ... 1,0-4,5 Negative cutoff voltage (at anode voltage 250V,

  • voltage [2]

    10 V

    aHoga30mA),B ... ... 1,0-4,5 Negative cutoff voltage (at anode voltage 250V,

  • voltage [3]

    -45 V

    aHoga30mA),B ... ... 1,0-4,5 Negative cutoff voltage (at anode voltage 250V,

  • voltage [4]

    250 V

    aHoga30mA),B ... ... 1,0-4,5 Negative cutoff voltage (at anode voltage 250V,

  • current

    200 mA

    HanpskeHne oTceukun oTpulaTesisHoe (npu anode current 200 mA), V,atleast ... ........

  • Interelectrode capacitance, pF [1]

    250 pF

    HanpsbkeHun aHoga 250 B, Toke aHoaa 200 mA), Interelectrode capacitance, pF:

  • Interelectrode capacitance, pF [2]

    200 pF

    HanpsbkeHun aHoga 250 B, Toke aHoaa 200 mA), Interelectrode capacitance, pF:

  • input [1]

    10

    B,HEMEHEE ... ... ... 10 input . ... 3.5-55

  • input [2]

    3.5

    B,HEMEHEE ... ... ... 10 input . ... 3.5-55

  • input [3]

    -55

    B,HEMEHEE ... ... ... 10 input . ... 3.5-55

  • pulse [1]

    16 W

    it i e 1,6-2,3 Peak output power (at pulse 1/duty factor 1,000,

  • pulse [2]

    -23 W

    it i e 1,6-2,3 Peak output power (at pulse 1/duty factor 1,000,

  • pulse [3]

    1 W

    it i e 1,6-2,3 Peak output power (at pulse 1/duty factor 1,000,

  • pulse [4]

    1000 W

    it i e 1,6-2,3 Peak output power (at pulse 1/duty factor 1,000,

  • voltage [1]

    6 V

    Bpewms rotoBHoCcTH, C, HE 6ONEE . .. ... .. .. ... .. 45 pulse duration 1us, peak anode voltage

  • voltage [2]

    45 V

    Bpewms rotoBHoCcTH, C, HE 6ONEE . .. ... .. .. ... .. 45 pulse duration 1us, peak anode voltage

  • voltage [3]

    1 V

    Bpewms rotoBHoCcTH, C, HE 6ONEE . .. ... .. .. ... .. 45 pulse duration 1us, peak anode voltage

  • wavelength [1]

    2.8 cm

    MolyHocTb BbixoAHas B UMnynece, BT, He MeHee: 2.8kV, peak anode current 2.5 A, wavelength

  • wavelength [2]

    2.5 cm

    MolyHocTb BbixoAHas B UMnynece, BT, He MeHee: 2.8kV, peak anode current 2.5 A, wavelength

  • power over [1]

    1 W

    uMnynbca 1 MKC, HanpsHkeHWn aHoga B Peak output power over 1,000 h of service, W,

  • power over [2]

    1000 W

    uMnynbca 1 MKC, HanpsHkeHWn aHoga B Peak output power over 1,000 h of service, W,

  • pulse duration at

    13 s

    MAHUMYPIALMM oo e ete e 1,3 peak value (with pulse duration at

  • grid keyingmode, V [1]

    -120 V

    Hanpsbkenue ceTkmBumnynece, B ......... .. ... —120-0 Grid voltage in pulsed grid keyingmode, V . ....... —80to0

  • grid keyingmode, V [2]

    0 V

    Hanpsbkenue ceTkmBumnynece, B ......... .. ... —120-0 Grid voltage in pulsed grid keyingmode, V . ....... —80to0

  • grid keyingmode, V [3]

    -80 V

    Hanpsbkenue ceTkmBumnynece, B ......... .. ... —120-0 Grid voltage in pulsed grid keyingmode, V . ....... —80to0

  • pulsed operation

    12

    MOy NUpYLoLero umnynsca (npu ero anode in pulsed operation . . ................. 12

  • grid [1]

    6

    AnuTensHOCTU He 6onee 0,2MKe), %o . ... ... ... 20 grid .. 0.25

  • grid [2]

    2

    AnuTensHOCTU He 6onee 0,2MKe), %o . ... ... ... 20 grid .. 0.25

  • grid [3]

    20

    AnuTensHOCTU He 6onee 0,2MKe), %o . ... ... ... 20 grid .. 0.25

  • grid [4]

    0.25

    AnuTensHOCTU He 6onee 0,2MKe), %o . ... ... ... 20 grid .. 0.25

  • Pulse [1]

    1

    1 (o 7 0,25 Pulse 1/duty factor, atleast .................... 800

  • Pulse [2]

    7

    1 (o 7 0,25 Pulse 1/duty factor, atleast .................... 800

  • Pulse [3]

    25

    1 (o 7 0,25 Pulse 1/duty factor, atleast .................... 800

  • Pulse [4]

    1

    1 (o 7 0,25 Pulse 1/duty factor, atleast .................... 800

  • Pulse [5]

    800

    1 (o 7 0,25 Pulse 1/duty factor, atleast .................... 800

  • heatingtime,s

    60 s

    [nvHa BonHbI (NpY aHOZHOM MOZYNALMM), Cathode heatingtime,s ....................... 60

  • temperature,°C [1]

    55 C

    v ieiieenennanannnnns 5,5 Envelope temperature,°C ..................... 200

  • temperature,°C [2]

    200 C

    v ieiieenennanannnnns 5,5 Envelope temperature,°C ..................... 200

  • frequency [1]

    6.3 Hz

    Uy = 6.3 V; T =1 us; pulse frequency 1,000 imp/s; Uy = 6.3 V; 1 =1 us; pulse frequency 1,000 imp/s;

  • frequency [2]

    1 Hz

    Uy = 6.3 V; T =1 us; pulse frequency 1,000 imp/s; Uy = 6.3 V; 1 =1 us; pulse frequency 1,000 imp/s;

  • frequency [3]

    1000 Hz

    Uy = 6.3 V; T =1 us; pulse frequency 1,000 imp/s; Uy = 6.3 V; 1 =1 us; pulse frequency 1,000 imp/s;

  • frequency [4]

    6.3 Hz

    Uy = 6.3 V; T =1 us; pulse frequency 1,000 imp/s; Uy = 6.3 V; 1 =1 us; pulse frequency 1,000 imp/s;

  • frequency [5]

    1 Hz

    Uy = 6.3 V; T =1 us; pulse frequency 1,000 imp/s; Uy = 6.3 V; 1 =1 us; pulse frequency 1,000 imp/s;

  • frequency [6]

    1 Hz

    Uy = 6.3 V; T =1 us; pulse frequency 1,000 imp/s; Uy = 6.3 V; 1 =1 us; pulse frequency 1,000 imp/s;

  • frequency [7]

    1000 Hz

    Uy = 6.3 V; T =1 us; pulse frequency 1,000 imp/s; Uy = 6.3 V; 1 =1 us; pulse frequency 1,000 imp/s;