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Tube Tinker — Electron Tube Database

Specialized tube type

Specialized - Ballast vacuum tubes

Specialized - Ballast records in Tube Tinker cover 364 tube designations, including 100 preserved original datasheets. Compare bases, sockets, heater requirements, construction, exact variations, and directional replacement options.

Search this type in the catalog →
Tube records
364
Original datasheets
100
Variation families
0
Tubes with alternatives
1

About Specialized - Ballast tubes

Apply this if the tube is described as a ballast tube.

Electrical range

Nominal heater voltage
1 V
Nominal heater current
0.07–0.74 A

Common specialized - ballast characteristics

These are the most frequently recorded attributes among tubes in this category.

Bases

  • 4T1
  • P301
  • P30X1
  • P30Y1

Sockets

  • B45
  • UX45
  • IO2
  • OCTAL72
  • B71
  • B7G1
  • GOLIATH1
  • OCTAL51

Constructions

  • Ballast54

Specialized - Ballast tube list

Page 4 of 8

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  • 314B

    Specialized - Ballast

    314B specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 315

    Specialized - Ballast

    315 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 316

    Specialized - Ballast

    316 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 320R4

    Specialized - Ballast

    320R4 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 329

    Ballast

    Philips current-regulator ballast tube designed to maintain approximately 1.15 A over a 10–30 V operating range.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 3311

    Specialized - Ballast

    3311 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 3311B

    Specialized - Ballast

    3311B specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 338

    Specialized - Ballast

    338 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 340

    Ballast

    Philips current-regulator ballast tube designed to maintain approximately 0.9 A over a 3–10 V operating range.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 342

    Specialized - Ballast

    342 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 34D

    Specialized - Ballast

    34D specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 3525

    Specialized - Ballast

    3525 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 3537

    Specialized - Ballast

    3537 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 35H4

    Specialized - Ballast

    35H4 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 374V

    Specialized - Ballast

    374V specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 397021

    Specialized - Ballast

    397021 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 397022

    Specialized - Ballast

    397022 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 397023

    Specialized - Ballast

    397023 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 397036

    Specialized - Ballast

    397036 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 3A10

    Specialized - Ballast

    3A10 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 3A10B

    Specialized - Ballast

    3A10B specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 3H10

    Specialized - Ballast

    3H10 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 3H10B

    Specialized - Ballast

    3H10B specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 3H11

    Specialized - Ballast

    3H11 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 3H17

    Specialized - Ballast

    3H17 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 3H20B

    Specialized - Ballast

    3H20B specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 3H25

    Specialized - Ballast

    3H25 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 3H7

    Specialized - Ballast

    3H7 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 3HTF4

    Specialized - Ballast

    3HTF4 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 3M2

    Specialized - Ballast

    3M2 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 3T4

    Specialized - Ballast

    3T4 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 3T4A

    Specialized - Ballast

    3T4A specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 3TF12

    Specialized - Ballast

    3TF12 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 3TF4

    Specialized - Ballast

    3TF4 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 3TF4A

    Specialized - Ballast

    3TF4A specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 3TF7

    Specialized - Ballast

    3TF7 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 3TFV4

    Specialized - Ballast

    3TFV4 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 3TK2

    Specialized - Ballast

    3TK2 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 3V2

    Specialized - Ballast

    3V2 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 3YT2

    Specialized - Ballast

    3YT2 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 4

    Specialized - Ballast

    4 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 4003A

    Ballast

    Ballast lamp designed to maintain approximately constant current through amplifying-valve filaments despite variations in battery supply voltage.

    Base
    Not recorded
    Socket
    GOLIATH
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 40A1

    Ballast

    Gas-filled ballast tube designed for nearly constant-current operation, specifically used as a television horizontal-output cathode stabilizer.

    Base
    Not recorded
    Socket
    OCTAL5
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 40B2

    Ballast

    Gas-filled ballast tube designed to maintain relatively constant current throughout its specified operating-voltage range.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 412

    Specialized - Ballast

    412 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 420

    Specialized - Ballast

    420 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 422H

    Specialized - Ballast

    422H specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives
  • 425

    Specialized - Ballast

    425 specialized - ballast electronic tube specifications and datasheets.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
    SpecificationsAlternatives