Home / Shop

1R5 Vacuum Tube New and Used

$5.75
1R5 Vacuum Tube New and Used
1R5 Vacuum Tube New and Used

Home / Shop

1R5 Vacuum Tube New and Used

$5.75
Model Number: 1R5NEW
Type 1R5 7-pin miniature pentagrid converter tube for 1.4-volt battery radio circuits. Available in new and used condition.
Missing Option: Options
Loading Available Options
Maximum quantity exceeded
Minimum purchase amount of 1 is required
Maximum purchase amount of 4 is allowed
Your Price: $5.75
5.750
A one-time price of $5.75 will be added to your order.
1 Left in Stock
Maximum purchase amount of 4 is allowed
Categories: Vacuum Tubes and Accessories
Manufacturer: Multiple Manufacturers
Facebook
X
Email
Pinterest
  • Description
  • Specifications

The 1R5 is a 7-pin miniature pentagrid converter designed for mixer and local oscillator service in portable battery-operated broadcast receivers. It operates on a low-drain 1.4V direct filament supply

  • Tube Function: Pentagrid Converter (Oscillator / Mixer)

  • Base Design: 7-Pin Miniature (Button Base, 7AT / B7G)

  • Glass Shape: T-5 1/2

  • Filament Power: 1.4 Volts DC

  • Filament Draw: 0.05 Amps (50 mA)

  • Maximum Plate Voltage: 90 Volts DC

  • Maximum Screen Grid Voltage (Grids 2 & 4): 67.5 Volts DC

  • Conversion Transconductance: 300 micromhos

  • Cathode Heating Method: Direct (Filament)