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1LB4 Vacuum Tube New and Used

$9.00
1LB4 Vacuum Tube New and Used
1LB4 Vacuum Tube New and Used

Home / Shop

1LB4 Vacuum Tube New and Used

$9.00
Model Number: 1LB4NEW
Type 1LB4 8-pin loctal power amplifier pentode tube for 1.4-volt battery radio circuits. Available in new and used condition.
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Categories: Vacuum Tubes and Accessories
Manufacturer: Multiple Manufacturers
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  • Description
  • Specifications

The 1LB4 is an 8-pin loctal power amplifier pentode designed for audio output service in battery-operated radio receivers. It operates on a 1.4V direct filament supply.

  • Tube Function: Power Amplifier Pentode

  • Base Design: 8-Pin Loctal (B8B / Lock-In)

  • Glass Shape: T-9

  • Filament Power: 1.4 Volts DC

  • Filament Draw: 0.05 Amps (50 mA)

  • Maximum Plate Voltage: 110 Volts DC

  • Maximum Screen Grid Voltage: 110 Volts DC

  • Maximum Audio Power Output: 200 mW

  • Cathode Heating Method: Direct (Filament