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

Power - Tetrode (NOT beam) (over 1000V 100W) ·Tetrode

GU61P

Evaporation-cooled Soviet transmitting tetrode for high-power RF amplification with approximately 30 kW plate dissipation.

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

Description

The GU-61P tetrode is used for RF power amplification at frequencies up to 70 MHz. It has a directly heated carbonized thoriated-tungsten cathode and a metal-ceramic envelope; anode cooling is by evaporation.

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
8.3 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

Tetrode

X-ray radiationInterelectrode capacitances
Max plate voltage
10000 V
Max screen voltage
1500 V
Max plate dissipation
30000 W
Max screen dissipation
700 W
Max grid dissipation
300 W

Promoted-field audit performed from English ratings/characteristics; detailed electrical values retained in parameter table. REDO promoted-field audit completed from English Limit Operating Values / Electrical Parameters tables.

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 amplifica [1]

    6111 W

    MeHepaTopHbI TeTpoa NY-6111 npeaHasHaqveH ans The I'Y-610 tetrode is used for RF power amplifica-

  • power amplifica [2]

    610 W

    MeHepaTopHbI TeTpoa NY-6111 npeaHasHaqveH ans The I'Y-610 tetrode is used for RF power amplifica-

  • temperature,°C

    -60 C

    temperature,°C .................... —60 |

  • voltage (ACorDC),V [1]

    63 V

    Hanpsxenue Hakana (~vwnu =),B .. ... 6,3 Fitament voltage (ACorDC),V ................. 6.3

  • voltage (ACorDC),V [2]

    6.3 V

    Hanpsxenue Hakana (~vwnu =),B .. ... 6,3 Fitament voltage (ACorDC),V ................. 6.3

  • cathode, QO

    0.005 ohm

    ConpoTuBNeHKe HEHAKANEHHOTO Resistance of unheated cathode, QO .............. 0.005

  • current, A, atleast [1]

    5 A

    katoga, OM . ........ ... ...l 0,005 Anode current, A, atleast . ........... ... .. ... 5

  • current, A, atleast [2]

    5 A

    katoga, OM . ........ ... ...l 0,005 Anode current, A, atleast . ........... ... .. ... 5

  • grid [1]

    5 A

    Tok aHopa, A, HEMeHee . . ............ 5 Grid 2 current (at anode voltage 2 kV, grid 2

  • grid [2]

    2 A

    Tok aHopa, A, HEMeHee . . ............ 5 Grid 2 current (at anode voltage 2 kV, grid 2

  • grid [3]

    2 A

    Tok aHopa, A, HEMeHee . . ............ 5 Grid 2 current (at anode voltage 2 kV, grid 2

  • grid [4]

    2 A

    Tok aHopa, A, HEMeHee . . ............ 5 Grid 2 current (at anode voltage 2 kV, grid 2

  • current [1]

    1 A

    ToK CeTKU BTOPOW (NMpU HanpskeHun voltage 1 kV, anode current 5 A), A, atmost ....... 0.7

  • current [2]

    5 A

    ToK CeTKU BTOPOW (NMpU HanpskeHun voltage 1 kV, anode current 5 A), A, atmost ....... 0.7

  • current [3]

    700 mA

    ToK CeTKU BTOPOW (NMpU HanpskeHun voltage 1 kV, anode current 5 A), A, atmost ....... 0.7

  • anode [1]

    2 V

    aHofa 2 KB, HanpshkeHUn CeTKN BTOPOWA Negative grid 1 cutoff voltage, (at anode

  • anode [2]

    1 V

    aHofa 2 KB, HanpshkeHUn CeTKN BTOPOWA Negative grid 1 cutoff voltage, (at anode

  • current [1]

    1 A

    1 kB, Toke aHoaa 5 A), A, He 6onee . . .. 0,7 voltage 10kV, grid 2 voltage 1.5 kV, anode current

  • current [2]

    5 A

    1 kB, Toke aHoaa 5 A), A, He 6onee . . .. 0,7 voltage 10kV, grid 2 voltage 1.5 kV, anode current

  • current [3]

    6 A

    1 kB, Toke aHoaa 5 A), A, He 6onee . . .. 0,7 voltage 10kV, grid 2 voltage 1.5 kV, anode current

  • current [4]

    7 A

    1 kB, Toke aHoaa 5 A), A, He 6onee . . .. 0,7 voltage 10kV, grid 2 voltage 1.5 kV, anode current

  • current [5]

    10 A

    1 kB, Toke aHoaa 5 A), A, He 6onee . . .. 0,7 voltage 10kV, grid 2 voltage 1.5 kV, anode current

  • current [6]

    2 A

    1 kB, Toke aHoaa 5 A), A, He 6onee . . .. 0,7 voltage 10kV, grid 2 voltage 1.5 kV, anode current

  • current [7]

    1.5 A

    1 kB, Toke aHoaa 5 A), A, He 6onee . . .. 0,7 voltage 10kV, grid 2 voltage 1.5 kV, anode current

  • grid [1]

    2 uS

    oTpuLaTenibHoe, (NPU HaNPSXKEHUsIX Mutual conductance (at anode voltage 2 kV, grid 2

  • grid [2]

    2 uS

    oTpuLaTenibHoe, (NPU HaNPSXKEHUsIX Mutual conductance (at anode voltage 2 kV, grid 2

  • currents [1]

    10 mA

    aHopaa 10 kB, ceTkv BTOpO#A 1,5 KB, 1 TOKE voltage 1.25 kV, anode currents 5 and 7 A), mA/V . .. 63-85

  • currents [2]

    15 mA

    aHopaa 10 kB, ceTkv BTOpO#A 1,5 KB, 1 TOKE voltage 1.25 kV, anode currents 5 and 7 A), mA/V . .. 63-85

  • currents [3]

    1 mA

    aHopaa 10 kB, ceTkv BTOpO#A 1,5 KB, 1 TOKE voltage 1.25 kV, anode currents 5 and 7 A), mA/V . .. 63-85

  • currents [4]

    1.25 mA

    aHopaa 10 kB, ceTkv BTOpO#A 1,5 KB, 1 TOKE voltage 1.25 kV, anode currents 5 and 7 A), mA/V . .. 63-85

  • currents [5]

    5 mA

    aHopaa 10 kB, ceTkv BTOpO#A 1,5 KB, 1 TOKE voltage 1.25 kV, anode currents 5 and 7 A), mA/V . .. 63-85

  • currents [6]

    7 mA

    aHopaa 10 kB, ceTkv BTOpO#A 1,5 KB, 1 TOKE voltage 1.25 kV, anode currents 5 and 7 A), mA/V . .. 63-85

  • currents [7]

    63 mA

    aHopaa 10 kB, ceTkv BTOpO#A 1,5 KB, 1 TOKE voltage 1.25 kV, anode currents 5 and 7 A), mA/V . .. 63-85

  • currents [8]

    -85 mA

    aHopaa 10 kB, ceTkv BTOpO#A 1,5 KB, 1 TOKE voltage 1.25 kV, anode currents 5 and 7 A), mA/V . .. 63-85

  • anode [1]

    1

    aHoga 0,1 A),B,He6onee ............ 330 Gain coefficient (grid 1—grid 2) (at anode

  • anode [2]

    330

    aHoga 0,1 A),B,He6onee ............ 330 Gain coefficient (grid 1—grid 2) (at anode

  • anode [3]

    1

    aHoga 0,1 A),B,He6onee ............ 330 Gain coefficient (grid 1—grid 2) (at anode

  • anode [4]

    2

    aHoga 0,1 A),B,He6onee ............ 330 Gain coefficient (grid 1—grid 2) (at anode

  • voltages [1]

    2 kV

    KpyTusHa xapakrepucTiku (npu voltage 2kV, grid 2 voltages 1.25and 1 kV,

  • voltages [2]

    2 kV

    KpyTusHa xapakrepucTiku (npu voltage 2kV, grid 2 voltages 1.25and 1 kV,

  • voltages [3]

    1.25 kV

    KpyTusHa xapakrepucTiku (npu voltage 2kV, grid 2 voltages 1.25and 1 kV,

  • voltages [4]

    1 kV

    KpyTusHa xapakrepucTiku (npu voltage 2kV, grid 2 voltages 1.25and 1 kV,

  • power (at [1]

    125 kW

    ceTkun BTopoin 1,25 kB, Tokax Oscillatory power (at 70 MHz), kW . .............. 30

  • power (at [2]

    70 kW

    ceTkun BTopoin 1,25 kB, Tokax Oscillatory power (at 70 MHz), kW . .............. 30

  • power (at [3]

    30 kW

    ceTkun BTopoin 1,25 kB, Tokax Oscillatory power (at 70 MHz), kW . .............. 30

  • Interelectrode capacitance, pF [1]

    63 pF

    aHogaS5u7A),MAB ................ 63-85 Interelectrode capacitance, pF:

  • Interelectrode capacitance, pF [2]

    -85 pF

    aHogaS5u7A),MAB ................ 63-85 Interelectrode capacitance, pF:

  • input,atmost [1]

    2

    HanpsbkeHwn aHoaa 2 kB, HanpsxeHuax input,atmost .............. 320 150

  • input,atmost [2]

    320

    HanpsbkeHwn aHoaa 2 kB, HanpsxeHuax input,atmost .............. 320 150

  • input,atmost [3]

    150

    HanpsbkeHwn aHoaa 2 kB, HanpsxeHuax input,atmost .............. 320 150

  • output,atmost [1]

    1251

    ceTku BTOpOoit 1,251 1 KB, output,atmost ............. 38 40

  • output,atmost [2]

    1

    ceTku BTOpOoit 1,251 1 KB, output,atmost ............. 38 40

  • output,atmost [3]

    38

    ceTku BTOpOoit 1,251 1 KB, output,atmost ............. 38 40

  • output,atmost [4]

    40

    ceTku BTOpOoit 1,251 1 KB, output,atmost ............. 38 40

  • voltage (ACorDC),V [1]

    79 V

    Hanpsixenue Hakana (~vm =),B ... .. ... ... ... 7,9-8,7 Filament voltage (ACorDC),V ................. 7.9-8.7

  • voltage (ACorDC),V [2]

    -87 V

    Hanpsixenue Hakana (~vm =),B ... .. ... ... ... 7,9-8,7 Filament voltage (ACorDC),V ................. 7.9-8.7

  • voltage (ACorDC),V [3]

    7.9 V

    Hanpsixenue Hakana (~vm =),B ... .. ... ... ... 7,9-8,7 Filament voltage (ACorDC),V ................. 7.9-8.7

  • voltage (ACorDC),V [4]

    -8.7 V

    Hanpsixenue Hakana (~vm =),B ... .. ... ... ... 7,9-8,7 Filament voltage (ACorDC),V ................. 7.9-8.7

  • current, A [1]

    210 A

    Hanbonblni NnyCKoBON TOK Hakana, A ........... 210 Filament startingcurrent, A . ... ... ............. 210

  • current, A [2]

    210 A

    Hanbonblni NnyCKoBON TOK Hakana, A ........... 210 Filament startingcurrent, A . ... ... ............. 210

  • voltage (DC),kV

    10 kV

    Haubonbliee Hanpsikexune, KB: Anode voltage (DC),kV ....................... 10

  • Dissipation, kW

    15 kW

    CEeTKUBTOPOA (=) ..o i it iennn 1,5 Dissipation, kW:

  • anode [1]

    0

    PacceunBaemas Han60nbLAs MOWHOCTb, KBT: anode . ... ... 30

  • anode [2]

    30

    PacceunBaemas Han60nbLAs MOWHOCTb, KBT: anode . ... ... 30

  • power

    3 Hz

    CETKOMTIEPBOM . . ..ot ittt it iine e 0,3 Operating frequency at oscillator power

  • Temperature at stem and ceramic-to-metal

    70 C

    .. 70 Temperature at stem and ceramic-to-metal

  • anode

    1

    grid 1-anode;

  • anode

    2

    - grid 2-anode

  • anode [1]

    1

    grid 1 anode grid 1-anode;

  • anode [2]

    1

    grid 1 anode grid 1-anode;

  • anode [1]

    2

    - = — — grid 2-anode grid 2-anode

  • anode [2]

    2

    - = — — grid 2-anode grid 2-anode

  • Grid [1]

    1

    Averaged Grid 1 Characteristic Curves: Averaged Grid 1 Characteristic Curves: Averaged Grid 1 Characteristic Curves:

  • Grid [2]

    1

    Averaged Grid 1 Characteristic Curves: Averaged Grid 1 Characteristic Curves: Averaged Grid 1 Characteristic Curves:

  • Grid [3]

    1

    Averaged Grid 1 Characteristic Curves: Averaged Grid 1 Characteristic Curves: Averaged Grid 1 Characteristic Curves:

  • Grid [1]

    2

    Averaged Grid 2 Characteristic Curves: Averaged Grid 2 Characteristic Curves: Averaged Grid 2 Characteristic Curves:

  • Grid [2]

    2

    Averaged Grid 2 Characteristic Curves: Averaged Grid 2 Characteristic Curves: Averaged Grid 2 Characteristic Curves:

  • Grid [3]

    2

    Averaged Grid 2 Characteristic Curves: Averaged Grid 2 Characteristic Curves: Averaged Grid 2 Characteristic Curves: