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Voltage Pentode - Remote Cutoff (single) ·Pentode

6K4PEV

Russian high-frequency pentode with an extended control characteristic and enhanced reliability construction. Designed for RF voltage amplification, it supports controlled-gain operation in radio-electronic equipment.

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

Description

The 6KA4IT-EB high-frequency pentode with an XapaKTepUCTUKONW TpeAHa3HA4YeH IJisl YCHJICHHMS Hanps- extended characteristic has been designed for h.

Socket description

Small-button Noval 9-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
B9A
Base pins
9
Nominal heater voltage
6.3 V
Nominal heater current
300 mA
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

Pentode

X-ray radiationInterelectrode capacitances
Plate resistance
450000 Ω
Transconductance
0.0044 S
Max plate voltage
300 V
Max screen voltage
195 V
Max cathode current
20 mA

Values promoted from the complete filename-matched Russian entry only.

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

  • Published electrical parameter

    19 mA

    @ 19max

  • Source symbol S

    58 mA

    S58max

  • Published electrical parameter

    3 mA

    §3max

  • Source symbol grid

    3 A

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

  • Source symbol AHaNa3oHE

    4 A

    BuOpaunoHHble Harpy3ku B AHaNa3oHE 4acToOT OT 5 Vibration: at frequencies from 5 to 600 Hz with

  • Source symbol OT

    5 V

    BuOpaunoHHble Harpy3ku B AHaNa3oHE 4acToOT OT 5 Vibration: at frequencies from 5 to 600 Hz with

  • Source symbol to

    600 Hz

    BuOpaunoHHble Harpy3ku B AHaNa3oHE 4acToOT OT 5 Vibration: at frequencies from 5 to 600 Hz with

  • Source symbol BO

    3 A

    TeNbHAas BIIAXHOCTh BO3AyXxa Oo0 98% mpu Temmepatype Relative humidity: up to 98% at up to 40 °C. Ambient

  • Published electrical parameter

    3 A

    xo 40 °C. [JasneHne oKpyXarolleid cpeabl 0 3 aT™. pressure: up to 3 atm.

  • Source symbol to

    3 A

    xo 40 °C. [JasneHne oKpyXarolleid cpeabl 0 3 aT™. pressure: up to 3 atm.

  • Source symbol A

    1 A

    ConpoTUBCHHAE B LENMH KaTOAA A1 ABTOMATHYECKOTO

  • Resistance

    1 V

    Bolt —1B),KOM ... 5 Input resistance, at grid 1 voltage —1 V, kOhm .... §

  • Transconductance

    1 V

    Transconductance, cutoff, at grid 1 voltage —20 V, N

  • Transconductance

    20 V

    Transconductance, cutoff, at grid 1 voltage —20 V, N

  • Source symbol OO

    6 pA

    OO6paTHbii TOK CETKH NEPBOii (P HAMPANKEHHY CETKH

  • Source symbol voltage

    -2 V

    nmepeost —2B), MKA ............. e =<0,3 Inverse grid 1 current, at grid I voltage -2V, 2A ... =<0.3

  • Source symbol V,

    2 A

    nmepeost —2B), MKA ............. e =<0,3 Inverse grid 1 current, at grid I voltage -2V, 2A ... =<0.3

  • Source symbol RN

    300 A

    B2 e)1 ¢: RN 300 anode ....... il 300

  • Source symbol vvnvnnnn.

    30 W

    BpeMst TOTOBHOCTH, € . vvvvnvnnnn. 30 Warm up period, s ............... 30

  • Source symbol nepartypa

    6 A

    Temnepartypa 6aanoHa, °C ........ 160 Bulb temperature, °C ............. 160

  • Source symbol Ugs

    >-05 V

    Ugs> -05V

  • Published electrical parameter

    -1 V

    10 ! ! -1V

  • Published electrical parameter

    75 V

    ; = 75V v[ /’ =15V

  • Published electrical parameter

    15 V

    ; = 75V v[ /’ =15V

  • Published electrical parameter

    50 V

    4 1 50V] 6

  • Published electrical parameter

    -2.5 V

    -2.5V [-05v

  • Published electrical parameter

    -5 V

    -2.5V [-05v

  • Source symbol A

    <25 V

    /A <25V

  • Published electrical parameter

    -5 V

    YcpenseHnble aHONHBIE XapaKTEPHCTHKH o [ -5v

  • Published electrical parameter

    63 V

    Un=63V, Ug=~1V f |

  • Published electrical parameter

    1 V

    Un=63V, Ug=~1V f |

  • Published electrical parameter

    6.3 V

    Un=6,3V, Ugp=100V

  • Published electrical parameter

    100 V

    Un=6,3V, Ugp=100V

  • Published electrical parameter

    927128 V

    927128V -

  • Source symbol S

    0 V

    S0V

  • Source symbol TEPACTHKH

    3 A

    YCPCHHCHHLIC XaPAKTEPACTHKH 3aBACUMOCTH KPYTH3HBI OT Ha-

  • Published electrical parameter

    250 V

    Un=6,3V, Ua=250V

  • Published electrical parameter

    1±0 V

    24 Ug«1=0V'-‘0,5V -tV 145V

  • Published electrical parameter

    0.5 V

    24 Ug«1=0V'-‘0,5V -tV 145V

  • Source symbol tV

    145 V

    24 Ug«1=0V'-‘0,5V -tV 145V

  • Published electrical parameter

    2 A

    2aan 40 60 80 100 120 140 160 UgV

Data set 02

1981 Russian Tubes Katsnelson and Larionov

Published operating points and test conditions from this source.

SECTION 1

Pentode

Characteristic

  • Plate current

    10.3 mA

    Translated from Russian source; filename-matched entry only

  • Screen current maximum

    5.5 mA

    Translated from Russian source; filename-matched entry only

  • Transconductance

    4.4 mA/V

    Translated from Russian source; filename-matched entry only

  • Input resistance at 60 MHz

    5 kOhm

    Translated from Russian source; filename-matched entry only

  • Input capacitance

    6.4 pF

    Translated from Russian source; filename-matched entry only

  • Output capacitance

    6.7 pF

    Translated from Russian source; filename-matched entry only

  • Transfer capacitance maximum

    0.0035 pF

    Translated from Russian source; filename-matched entry only

  • Service life minimum

    5000 h

    Translated from Russian source; filename-matched entry only