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

Voltage Pentode - Sharp Cutoff (single) ·Pentode

7Z12S

Sharp-cutoff pentode designed for RF, IF, wide-band, or high-frequency voltage-amplifier service.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
IO
Base pins
8
Nominal heater
7.35 V / 425 mA

Description

High-frequency pentode with a short characteristic curve 7X12C BBICOKOYACTOTHBIH MEHTOA C KOPOTKOH Xapak- The 7)K12C high-frequency pentode with a Tepuctukoit 7)K12C npenHasHauen AJAs1 YCHJICHHSA short characteristic is designed for amplification

Socket description

International Octal

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
IO
Base pins
8
Nominal heater voltage
7.35 V
Nominal heater current
425 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
Transconductance
0.00185 S

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

  • High-frequency pentode with a short characteristic curve

    7 A

    High-frequency pentode with a short characteristic curve 7X12C

  • BBICOKOYACTOTHBIH MEHTOA C KOPOTKOH Xapak- The

    7 A

    BBICOKOYACTOTHBIH MEHTOA C KOPOTKOH Xapak- The 7)K12C high-frequency pentode with a

  • Tepuctukoit

    7

    Tepuctukoit 7)K12C npenHasHauen AJAs1 YCHJICHHSA short characteristic is designed for amplification

  • Bricokouacrotnele nentoxnl

    77

    Bricokouacrotnele nentoxnl 7)K12C BmInyc- The 77K12C high-frequency pentodes are erclo-

  • Bricokouactorable nentoarl

    7

    Bricokouactorable nentoarl 7)K12C ycroiuusnl

  • K BO

    77

    K BO3JAEHCTBUIO OKpyxaiollledl TeMnepaTypsl or —60 The 77K12C high-frequency pentodes are resis-

  • Published electrical value

    989

    o +70°C u OTHOCHTeJLHOH BIaXHOCTH 95—989Y,

  • IlapantupoBanHas pgoaroseuHocts

    1000

    IlapantupoBanHas pgoaroseuHocts 1000 uacos. Service life guarantee: 1000 hr.

  • Published electrical value

    3

    3JIEKTPHYECKHE JAHHBIE

  • Ugs

    500 V

    Ugs 133 V Igo 1,050,55 mA R; 500 kQ

  • Published electrical value

    1

    1) Tipu

  • Al Uglmep =

    60

    Al Uglmep =19V, R, =60 k.

  • Cgix

    0.03 pF

    Cgix 5:8%12 pF C,,, gla <0,03pF

  • NPEAEJABHO JONYCTHMBIE

    3

    NPEAEJABHO JONYCTHMBIE 3KCNJYATALULHOHHBIE JAHHBIE

  • Ug

    150 V

    Ug2 180 V Ukh 150 V

  • Published electrical value

    10.5

    15,5 maza 10,5max

  • Published electrical value

    125

    125 mex

  • Published electrical value

    3

    10 Y ey bav/, 3

  • Published electrical value

    3

    3 — AVay,

  • Published electrical value

    7

    4 (7% / /r 'qul/‘fi

  • ''''' Pa max Ug

    0

    ''''' Pa max Ug3=0 Ug=0

Other

  • Hau

    50

    Hau6onbmuin Bec 50 e. Maximum weight: 50 gr.