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3Q5GT Vacuum Tube New and Used

$5.00
3Q5GT Vacuum Tube New and Used
3Q5GT Vacuum Tube New and Used

Home / Shop

3Q5GT Vacuum Tube New and Used

$5.00
Model Number: 3Q5GTNEW
3Q5GT beam power amplifier vacuum tube for battery portable and farm radios, featuring a 1.4V/2.8V filament and 8-pin Octal base.
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Categories: Vacuum Tubes and Accessories
Manufacturer: Multiple Manufacturers
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  • Description
  • Specifications

The 3Q5GT is an 8-pin octal beam power amplifier tube designed for audio output stages in battery-operated portable radio receivers and farm radios. Featuring a center-tapped direct-heated filament, it operates flexibly on a 1.4V filament line (parallel connection) or a 2.8V line (series connection). It delivers clean audio output power with low battery drain. Available in new old stock (NOS) and tested used conditions.

  • Type: Beam Power Amplifier (Audio Output)

  • Base: 8-Pin Octal (EIA 8AL layout)

  • Filament Voltage: 1.4V (Parallel) / 2.8V (Series)

  • Filament Current: 0.1A (Parallel) / 0.05A (Series)

  • Max Plate Voltage: 110V

  • Max Screen Grid Voltage: 110V

  • Max Plate Dissipation: 1.7W

  • Power Output: 270 mW

  • Mutual Conductance: 2,200 microsiemens (2.2 mA/V)

  • Equivalents: 3Q5GT, 3Q5, DL33, VT-221