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7A7 Vacuum Tube New and Used

$5.00
7A7 Vacuum Tube New and Used
7A7 Vacuum Tube New and Used

Home / Shop

7A7 Vacuum Tube New and Used

$5.00
Model Number: 7A7NEW
Remote-cutoff pentode 7A7 loctal vacuum tube with a 6.3V heater rating, available in new old stock (NOS) or tested used options for vintage radio repair and RF/IF amplifier circuits.
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Categories: Vacuum Tubes and Accessories
Manufacturer: Multiple Manufacturers
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  • Description
  • Specifications

The 7A7 is a remote-cutoff pentode vacuum tube designed for RF and IF amplifier stages in radio receivers. Units are available in both new old stock (NOS) and tested used conditions. Manufactured by companies including Sylvania, Philco, RCA, and GE, these tubes feature a 6.3V filament rating and an 8-pin lock-in (loctal) base in a glass envelope construction. Used for servicing vintage radio chassis, broadcast receivers, and communications equipment requiring effective automatic volume control (AVC) characteristics.

  • Tube Type: Remote-Cutoff Pentode

  • Base Type: Loctal / Lock-In (8-pin)

  • Envelope Style: Glass T-9

  • Filament Voltage: 6.3 V AC/DC

  • Filament Current: 0.3 A (300 mA)

  • Maximum Plate Voltage: 250 V

  • Plate Dissipation: 2.0 W

  • Transconductance: 2.0 mA/V (2,000 µmhos)

  • Primary Function: RF or IF voltage amplifier with AVC

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