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Voltage Pentode - High Frequency (single) ·Pentode

6Z49PD

Sharp-cutoff Russian high-frequency pentode with approximately 15 mA/V transconductance for fixed-gain wideband amplification.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
B9A
Socket code
-
Base pins
9
Nominal heater
6.3 V / 300 mA

Description

PENTODE 6e490-1 XapaKTepHCTHKOH NpeJHa3HayeH 11 paboTsl B LIMPOKO- pentode has been designed for use in wide-band amplifiers.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
B9A
Socket code
-
Base pins
9
Nominal heater voltage
6.3 V
Nominal heater current
300 mA
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

B9A - 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
Plate resistance
100000 Ω
Transconductance
0.015 S
Max screen voltage
150 V
Max plate dissipation
2.85 W
Max screen dissipation
0.52 W
Max cathode current
22.5 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

    1

    PENTODE 6e490-1

  • BricokouactoTHeI nenros

    63

    BricokouactoTHeI nenros 6XK49I1-1 ¢ kxopoTkoit The 63K4911-II high-frequency short-characteristic

  • XapaKTepHCTHKOH NpeJHa

    11

    XapaKTepHCTHKOH NpeJHa3HayeH 11 paboTsl B LIMPOKO- pentode has been designed for use in wide-band amplifiers.

  • CxeMa COeqHHEHHA

    3

    CxeMa COeqHHEHHA 3TEKTPONOB C BBIBOAAMHU:

  • Published electrical value

    4

    1 — xatom; 2 — ceTka nepepas; 3 — KaTon; 4 — NONOrpPEBaTeNb;

  • §§

    8

    §§5 " 5 — HOJOTpeBaTeNb; 6 — HE MOOKIIIOYEH; 7 — aHOM; 8§ — CeTka

  • Published electrical value

    9

    5158 g ===1°¢ TPEThA, IKPaH; 9 — CeTKa BTOpas

  • Published electrical value

    319

    319 I Diagram of electrodes-to-pins connection:

  • Published electrical value

    5

    1 — cathode; 2 — grid 1; 3 — cathode; 4 — heater; 5 — heater;

  • Published electrical value

    3

    6 — not connected; 7 — anode; 8 — grid 3 and screen;

  • Published electrical value

    2

    e 3 9 — grid 2

  • BrOpauuoHHbIe HATPY

    600 Hz

    BrOpauuoHHbIe HATPY3KH B AHANA30HE 4acTOT OT 5 Vibration: at frequencies from § to 600 Hz with

  • HBIE HATPY

    80

    HBIE HATPY3KH C YCKOPEHHEM O 75 g NpH MIUTETLHOCTH up to 75 g, at impact duration up to 80 ms. Single

  • yaapa mo

    80

    yaapa mo 80 mc. OQnHOYHBIE yaapHBIE HATPY3KH C YCKO-

  • Published electrical value

    3

    o 40 °C. [JapneHne OoKkpyxkarollei cpeasl 10 3 aT™. up to 3 atm.

  • HAKATIA oo ititeneaeaeasanereanennnenenennnns

    6.3

    HAKATIA oo ititeneaeaeasanereanennnenenennnns 6,3

  • heater ... ... e

    6.3

    heater ... ... e 6.3

  • CETKH BTOPOM ........iiiiitiiinnennnnnnnnn

    150

    CETKH BTOPOM ........iiiiitiiinnennnnnnnnn, 150

  • grid

    150

    grid 2 L. e 150

  • CeTKH TPETBEH ... ...t it iiiniienrnnnnnn

    0

    CeTKH TPETBEH ... ...t it iiiniienrnnnnnn 0

  • OTCEYKH INEKTPOHHOTO TOKA CETKH epBOi, He

    60

    OTCEYKH INEKTPOHHOTO TOKA CETKH epBOi, He 60~

  • grid

    -1.1

    grid 1 electron current cutoff .................. ~-1.1

  • ) C

    300132

    ) C: 30032 heater ... ..o 300132

  • e c: P

    4

    e c: P 15+4 Anode ... e 15+4

  • CETKH BTOPO! .. vvviteiininnniiiienannnnnnnn

    1

    CETKH BTOPO! .. vvviteiininnniiiienannnnnnnn. 2,5%1

  • aHoNa B HayaJle XapaKTEPUCTHKY (TIPH HANPSKEHAH anode, cutoff, at grid

    3 V

    aHoNa B HayaJle XapaKTEPUCTHKY (TIPH HANPSKEHAH anode, cutoff, at grid 1 voltage —8 V .......... =10x10-3

  • ceTku mepsoit —

    3

    ceTku mepsoit —8B) ... ... ... =<10-10-3

  • Resistance in cathode circuit for automatic bias, Ohm

    80 Ohm

    Resistance in cathode circuit for automatic bias, Ohm 80

  • CMEIIEHHS, OM ... .. e

    5 kOhm

    CMEIIEHHS, OM ... .. e 80 Input resistance at 60 MHz, kOhm ............... 5

  • BxonHoe conpoTusiieHne Ha yactote

    60

    BxonHoe conpoTusiieHne Ha yactote 60 MI'u, xOm §

  • Internal resistance, MOhm

    0.1 MOhm

    Internal resistance, MOhm ....................... 0.1

  • BryTpenuee conporuBiaenne, MOM

    0.1

    BryTpenuee conporuBiaenne, MOM ............... 0,1

  • Published electrical value

    0.35 kOhm

    3KBHBAIEHTHOE COTNPOTHBIEHHE IMyMOB, KOM ... ... 0,35 Equivalent noise resistance, kOhm ................. 0.35

  • KpyTH

    3.5 V

    KpyTH3Ha xapakrepucTuky, MA/B ... ... .. oL 17,3+3,5 Transconductance, mA/V ... ... .. ..o, 17.5£3.5

  • Inverse grid

    -2 V

    Inverse grid 1 current, at grid 1 voltage —2 V and

  • nepBoit —

    0.5

    nepBoit —2 B u conporusnerux B ee uenu 0,5 MOm),

  • resistance

    0.05 MOhm

    resistance 0.5 MOhm in grid 1 circuit, gA .......... =0.05

  • BXOHHAA B paGOYEM PEXHME

    12

    BXOHHAA B paGOYEM PEXHME ................. 12 input, under operating conditions ............... 12

  • BXOIHAM .t veetvnescnenoneanvanaananeenan

    2

    BXOIHAM .t veetvnescnenoneanvanaananeenan 7.8%+1,2 151113 S PP 7.831.2

  • Published electrical value

    0.4

    7:¥: QNN 2,71+0,4 OUEPUL .ottt ittt

  • e iineennnnnns =<

    0.03

    e iineennnnnns =<0,03 transfer ...

  • KaTOA — MOJOTPEBATENb .....ovvvevnennnnnn

    2

    KaTOA — MOJOTPEBATENb .....ovvvevnennnnnn.. 4,5+2 cathode-to-heater .........

  • DnekTpryeckHe mapameTpsl B Teyenne

    0 V

    DnekTpryeckHe mapameTpsl B Teyenne 10 000 v axc-

  • Electrical parameters over

    10

    Electrical parameters over 10,000 operating hours:

  • transconductance, mA/V ... ... ... L =

    11 V

    transconductance, mA/V ... ... ... L =11

  • KPYTH

    11 mA

    KPYTH3HA XapaKTepuUcTHkd, MA/B .......... =11

  • inverse grid

    2 A

    inverse grid 1 current, A ... ... ... =2

  • OOpaTHLI TOK CETKM MEPBOH, MKA .......... =

    2

    OOpaTHLI TOK CETKM MEPBOH, MKA .......... =2

  • Published electrical value

    15

    .. .. =+15 change in transconductance, % .................... =15

  • HAKAMA . ovvvevreennnennennns

    6

    HAKAMA . ovvvevreennnennennns 6,6 6

  • heater

    6

    heater ............ .. ... ... ..., 6.6 6

  • aHoOa Npy

    3

    aHoOa Npy 3aneproif namne (npy

  • TOKE aHoza He Gonee SMKA)

    300

    TOKE aHoza He Gonee SMKA) ... 300

  • current at most

    300

    current at most 5 pA .......... 300

  • CETKM BTOPO#A . ....vovvnnnnnn

    150 A

    CETKM BTOPO#A . ....vovvnnnnnn. 150

  • grid

    150

    grid2 ... ..ol 150

  • CETKM BTOPOii NpH

    3

    CETKM BTOPOii NpH 3anepToii nam-

  • grid

    2

    grid 2 in cut-off valve, at anode

  • current at most SpA

    300

    current at most SpA .......... 300

  • SMKA) oo e

    300

    SMKA) oo e 300

  • gridl ..., -~

    100

    gridl ..., -~100

  • CeTKM NEPBOM

    100

    CeTKM NEPBOM ................ - 100

  • between cathode and heater

    100

    between cathode and heater .... 100

  • TIEM ¢ teiee s e

    225 mA

    TIEM ¢ teiee s e 100 Cathode current, mA ............. 225

  • Toxk Katoma, MA

    22.5 mA

    Toxk Katoma, MA ................ 22,5

  • pacceMBaemMas aHOAOM

    2.85

    pacceMBaemMas aHOAOM ........ 2,85 atanode .............. ... 2.85

  • paccemBaemast ceTko BTopoit

    0.52

    paccemBaemast ceTko BTopoit 0,52 atgrid 2 ...l 0.52

  • ConpoTHBICHHE B LIeMH CETKU Nep- Resistance in grid

    0.5 MOhm

    ConpoTHBICHHE B LIeMH CETKU Nep- Resistance in grid 1 circuit, MOhm 0.5

  • BO, MOM

    0.5

    BO, MOM ...................... 0,5

  • Warm up period, s

    40

    Warm up period, s ............... 40