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3DT6 Vacuum Tube New and Used

$4.00
3DT6 Vacuum Tube New and Used
3DT6 Vacuum Tube New and Used

Home / Shop

3DT6 Vacuum Tube New and Used

$4.00
Model Number: 3DT6NEW
3DT6 gated-beam FM detector vacuum tube for radio receivers, featuring a 3.15V heater and 7-pin miniature base.
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Categories: Vacuum Tubes and Accessories
Manufacturer: Multiple Manufacturers
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  • Description
  • Specifications

The 3DT6 is a 7-pin miniature gated-beam pentode vacuum tube designed specifically for FM sound detection, limiter, and audio driver service in radio receivers and audio equipment. Featuring a 3.15V heater rating with controlled warm-up time for series-filament circuits, it functions as a high-sensitivity FM detector capable of driving the audio output stage directly from low-level IF signals. Available in new old stock (NOS) and tested used conditions.

  • Type: Gated-Beam Pentode (FM Limiter / Detector)

  • Base: 7-Pin Miniature (EIA 7BK layout)

  • Heater: 3.15V / 0.6A (Controlled warm-up)

  • Max Plate Voltage: 280V

  • Max Accelerator Voltage: 100V

  • Max Plate Dissipation: 1.7W

  • Equivalents: 3DT6, 3DT6A, 4DT6, 6DT6 (6.3V equivalent)