TubeDatabase
  • Tubes
  • Testers
  • Companies
  • Submit
  • About

Tube Database (7,341 tube types · 1,270 archive entries)

Other (3,257 tube types), Pre (2,314 tube types), Power (1,030 tube types), Rectifier (740 tube types)
DisclaimerSubmit a tube

Tube-number record

14Y7

0 archive entries

BrandRogers Majestic Electronics, Ltd.
ClassTriode-Hexode Frequency Converter
BaseNoval (B9A)
Filament14 V @ 100 mA

Construction

Primary TypeMulti-section
EnvelopeT6 1/2
SectionsTwo

Filament / Heater

Heater Notes0.1 amp

Absolute Maximum Ratings

Plate Voltage250 V
Plate Dissipation1.5 W
Grid 2 Voltage250 V
Cathode Current10 mA
H-C Voltage150 V

Audio Performance

Key Features
  • Coated unipotential cathode
  • Triode-Hexode structure
  • Frequency converter application

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Triode Section100 V2800—2210 mA
Hexode Section Converter (100V Supply)100 V5301000000—1.2 mA
Hexode Section Converter (170V Supply)170 V6701000000—

Application Notes

For the alternative of grid No.3 resistor, viz 47,000 ohms, the grid current should be adjusted to 100 pamps at a supply voltage of 100 volts and to 200 pamps at 170V or 200V.

Datasheets

Datasheet: 14Y7.pdf

Download PDF
Loading datasheet...

Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.

Filters

0 tubes found

Manufacturers

Brands

    0 results
    2.1 mA
    Hexode Section Converter (200V Supply)200 V7501000000—3 mA