Skip to main content

Voltage Pentode - High Frequency (single) ·Pentode

6Z38P

Sharp-cutoff Russian high-frequency pentode for wideband voltage amplification to approximately 300 MHz.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
B7G
Socket code
-
Base pins
7
Nominal heater
6.3 V / 190 mA

Description

PENTODE 6381 kot 6381 mperHasHauweH I IIHPOKOMOJIOCHOIrO pentode has been designed for wide-band amplification

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
B7G
Socket code
-
Base pins
7
Nominal heater voltage
6.3 V
Nominal heater current
190 mA
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

B7G - 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

Pentode

X-ray radiationInterelectrode capacitances
Transconductance
0.0106 S
Max plate voltage
300 V
Max screen voltage
160 V
Max plate dissipation
3 W
Max screen dissipation
0.5 W
Max cathode current
20 mA

English-primary bilingual extraction; published ratings promoted where clear.

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

195X Russian

Published operating points and test conditions from this source.

SECTION 1

Pentode

Characteristics

  • PENTODE

    6381

    PENTODE 6381

  • BBICOKOYACTOTHBINA NEHTOJ ¢ KOPOTKOH XapaKTepHC- The

    6

    BBICOKOYACTOTHBINA NEHTOJ ¢ KOPOTKOH XapaKTepHC- The 6X38I1 high-frequency short-characteristic

  • kot

    6381

    kot 6381 mperHasHauweH I IIHPOKOMOJIOCHOIrO pentode has been designed for wide-band amplification

  • YCHJIEHHA HATpsKeHHA BBICOKOH dacToThl go

    300 MHz

    YCHJIEHHA HATpsKeHHA BBICOKOH dacToThl go 300 MI'n of h.f. voltage at up to 300 MHz in electronic devices.

  • Published electrical value

    3

    1 — ceTka meppas; 2 — KaTOM, CETKA TPEThA H IKkpaH; 3 — mojgor-

  • Published electrical value

    6

    7 peBarenh; 4 — OOOOTPEBaTeNb; 5 — aHOO; 6 — CETKA BTOpad;

  • Published electrical value

    3

    3 g pl 7 — KaTOH, CETKA TPEThS M 3KpaH

  • Published electrical value

    3

    3 /% f ) Diagram of electrodes-to-pins connection:

  • Published electrical value

    3

    7 1 — grid 1; 2 — cathode, grid 3 and screen; 3 — heater;

  • Published electrical value

    3

    4 — heater; 5§ — anode; 6 — grid 2; 7 — cathode, grid 3

  • BufpanuoHssle HATPY

    80 Hz

    BufpanuoHssle HATPY3KA B OUaNa3OHE 4acTOT OT 1 Vibration: at frequencies from 1 to 80 Hz with

  • HATPY

    15

    HATPY3KH C yckopenneM xo 15 g. TemmepaTypa okpyxaio-

  • HAKAMA oieevrnevnnronrnnsnnecsonannsansonns

    6.3

    HAKAMA oieevrnevnnronrnnsnnecsonannsansonns 6,3 Reater ... i i e e e 6.3

  • AHOMA + v v vveveevmninannsneereenenennneennns

    150 V

    AHOMA + v v vveveevmninannsneereenenennneennns 150 -+

  • CETKH BTOPOH ........ciiiniiiiiiinennenanens

    100

    CETKH BTOPOH ........ciiiniiiiiiinennenanens 100 -4 T 1SN P 100

  • CETKH TPETBEH .. ..t viieinr e iian e

    0

    CETKH TPETBEH .. ..t viieinr e iian e 0 grid 3 Li e 0

  • HAKATA oo v veieenaraesoocnesesonnnsoeeannes

    20 V

    HAKATA oo v veieenaraesoocnesesonnnsoeeannes 190+20

  • AHOMA o ovvvervennnnsannonesrsnesnensonseenns

    4

    AHOMA o ovvvervennnnsannonesrsnesnensonseenns 12+4 heater ... ...ttt

  • CETKH BTOPOM . .vinvieeereecnnnonanennsenns

    4

    CETKH BTOPOM . .vinvieeereecnnnonanennsenns 1,8+17 anode ... et 12+4

  • COOpOoTHBIIEHME B LENH KATOAA A

    1.7

    COOpOoTHBIIEHME B LENH KATOAA A1 aBTOMATHYECKOTO -3 o 1« 17 1.8+1.7

  • cMemeHHA, OM . ... ..ovniiiniiii e

    82 Ohm

    cMemeHHA, OM . ... ..ovniiiniiii e 82 Resistance in cathode circuit for automatic bias, Ohm’ 82

  • BryTpennee conporuBnenne, KOM

    280 kOhm

    BryTpennee conporuBnenne, KOM ................ 280 Internal resistance, kOhm ..............ccviieanen 280

  • DKBHBANEHTHOE CONPOTHBIEHHE IyMOB, OM

    500 Ohm

    DKBHBANEHTHOE CONPOTHBIEHHE IyMOB, OM .. ... ... 500 Equivalent noise resistance, Ohm ................. 500

  • KpyTtazHa xapaktepactax®, MA/B

    2.5 V

    KpyTtazHa xapaktepactax®, MA/B ... ... ... ... 10,6_3,6 Transconductance, mA/V ............ccviviieennn 10.6-2.5

  • OO

    0.2

    OO6paTHBIH TOK CeTKH HOepBOH, MKA ............... =0,2 Inverse grid 1 current, LA .........coiiiiiiiinn =0.2

  • BXOIMHAR oo vvversvnsnnananaansoeenasenesenss

    8

    BXOIMHAR oo vvversvnsnnananaansoeenasenesenss 5,8i§:§ o011 5 8::;:%

  • BBIXOOHAM . .ouvevvnvnernosnnsronnesnnnonsons

    0.9

    BBIXOOHAM . .ouvevvnvnernosnnsronnesnnnonsons 3,1+0,9 [T

  • TPOXOMHAT . .vvvnrnrvvnncnonnnsnnonannsnsos =

    0.02

    TPOXOMHAT . .vvvnrnrvvnncnonnnsnnonannsnsos =0,02 ranSfer ... ... it =0.02

  • OnexTprEyecKkne napaMerpsl B TedeHre

    3

    OnexTprEyecKkne napaMerpsl B TedeHre 5000 4 3kcmny-

  • aTaudH: Electrical parameters over

    5000

    aTaudH: Electrical parameters over 5000 operating hours:

  • KPYTH

    6.5 mA

    KPYTH3HA XapaxTepHcTEKE, MA/B .............. =6,5 transconductance, mA/Y ... ooiiiieiiiii =6.5

  • Published electrical value

    500 mA

    0BpaTHBI TOK CETKH HEPBON, MKA ............. =0,5 inverse grid 1 current, A ....... ..t =0.5

  • B e

    5.7

    B e 70 37 heater ........................ 7.0 5.7

  • DR

    300

    DR 3AmEDTOH TAMIE 200 anode ............iiiiiinnan.. 300

  • aroza nip P e anode in out-off valve

    400

    aroza nip P e anode in out-off valve ...... .... 400

  • CCTKH BTOPOH

    160

    CCTKH BTOPOH . ............... 160 grid 2 160

  • CETKH BTOPOH IPH

    400

    CETKH BTOPOH IPH 33TepTOH 1aM- w00 grid 2 in cut-off valve .......... 400

  • Published electrical value

    120

    1 - T between cathode and heater ... 120

  • TIEM o iie i

    20 mA

    TIEM o iie i 120 Cathode current (average value), mA 20

  • Tox xatona (CpennHee

    20 mA

    Tox xatona (CpennHee 3HaveHme), MA 20 L

  • pacceMBaeMasi aHOAOM

    3

    pacceMBaeMasi aHOAOM ........ 3 atanode ..............c..0..n 3

  • paccemBacMast ceTko BTOpoOit

    0.5

    paccemBacMast ceTko BTOpoOit 0,5 atgrid 2 ... ...l 0.5

  • Published electrical value

    1 MOhm

    s0l. MOM 1 Resistance in grid 1 circuit, MOhm 1

  • HArpeTold

    120

    HArpeTold 4YacTW NpOTHB aHona), °C 120 against anode), °C ............... 120

  • Published electrical value

    301 A

    30— A EERTENNEEEE 301 LR I

  • N b ESans A

    4 A

    N b ESans A 4

  • o -U[;y =

    0.5

    o -U[;y = 0.5y -lv/—l,ivfzv

  • zj}l ijfm

    443

    zj}l ijfm 443V A5, @ ol = - L

  • Published electrical value

    7.6 V

    1 YAy, yaAV.av. 7,6V Y e v

  • BKJ

    2

    BKJ1IO9CHHE); 1 — aHOAHBIE, 2 — CETOYHO-aHOAHBIE (IO CeTKe BTOPO#H);

  • Published electrical value

    3

    1 — mar6opmas OOmMyCTEMas MOIIHOCTD, PacceABacMas 3 — HaumbonbImasg OONYCTHMasA MOIIHOCTh, pacceHBae-

  • adonoMm (

    2.5

    adonoMm (3,15 Br) Mas aHonoM (2,5 BT)

  • Published electrical value

    3 A

    1 — a”omHBIe; 2 — CETOYHO-aHOOHbIE (O CeTKe BTOpOH); 3 —

  • T sible anode dissipation (

    2.5 W

    T sible anode dissipation (2.5 W)

  • Published electrical value

    0 mA

    4.0 PRI S A S S S 0 S S s g D Y

  • Published electrical value

    200

    g 50 100 150 200 UgV

  • UpV

    -1

    UpV -5 =4 =3 -2 -1 @

  • Published electrical value

    2

    1 — Tox aHOna; 2 — TOK CETKH BTODO#; 3 — KpPYTHIHA; ! — TOK aHopa; 2 -—— TOK CeTKM BTODOH; J -— KpYyTH3Ha:

  • Published electrical value

    200

    4 — BXONHOE COMPOTHB/IEHHE Ha yacToTe 200 MI'n 4 — BXOIHOE COmpOTHBJeHHE Ha yacTtoTe 200 MIu

  • Published electrical value

    3

    1 — anode current; 2 — grid 2 current; 3 — trans- ! — anode current; 2 — grid 2 current; 3 — trans-

  • conductance

    200 MHz

    conductance; 4 — input resistance at 200 MHz conductance; 4 — input resistance at 200 MHz

  • ugsatr

    10

    ugsatr 3sv [ [ sovAasv /lzav 15y 10v

  • TR

    -1 A

    TR 35V A Ppd A7 I -1 /,/,// AV ]

  • KIALT vl

    25

    KIALT vl 4 +-Lo7 4 //Z" g1 25V]

  • ! — TOK aHOJA B HMNYJNBCE

    2

    ! — TOK aHOJA B HMNYJNBCE; 2 — TOK CETKH B UMMy/bCe [ — TOK aHOIA B HMIOyNbCe; 2 — TOK CETKH B HMIIYJIbCE

  • Averaged pulse characteristics (grid

    2

    Averaged pulse characteristics (grid 2 is connected with Averaged pulse characteristics (grid 2 is connected with

  • I — anode pulse current

    2

    I — anode pulse current; 2 — grid pulse current 1 — anode pulse current; 2 — grid pulse current

Other

  • triode)

    3

    triode): 1 — anode; 2 — grid-anode (for grid 2); 3 — maximum

  • Published electrical value

    2.5 W

    1 — maximum permissible anode dissipation (3.15 W) permissible anode dissipation (2.5 W)

  • Published electrical value

    3

    -2 5Vi| 1 — anode; 2 — grid-anode (for grid 2); 3 —— maximum permis-