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6S4A Vacuum Tube New and Used

$6.00
6S4A Vacuum Tube New and Used
6S4A Vacuum Tube New and Used

Home / Shop

6S4A Vacuum Tube New and Used

$6.00
Model Number: 6S4ANEW
Medium-mu power triode 6S4A vacuum tube with a 6.3V heater rating, available in new old stock (NOS) or tested used options for vintage electronics repair and driver circuits.
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  • Description
  • Specifications

The 6S4A is a medium-mu power triode vacuum tube designed for vertical deflection amplifier circuits in television receivers and high-voltage driver stages in audio equipment. Units are available in both new old stock (NOS) and tested used conditions. Manufactured by companies including RCA, Sylvania, GE, and Tung-Sol, these tubes feature a 6.3V filament rating and a 9-pin miniature noval base design. Used for servicing vintage television chassis, communications receivers, and custom audio driver stages requiring high plate dissipation.

  • Tube Type: Medium-Mu Power Triode

  • Base Type: Noval (9-pin miniature)

  • Envelope Style: Glass T-6 1/2

  • Filament Voltage: 6.3 V AC/DC

  • Filament Current: 0.6 A (600 mA)

  • Maximum Plate Voltage: 500 V

  • Plate Dissipation: 8.5 W

  • Amplification Factor: 16.5

  • Transconductance: 4,500 µmhos

  • Primary Function: Vertical deflection amplifier or high-voltage audio driver stage

  • Condition Options: New Old Stock (NOS) or Tested Used