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

1B40

0 archive entries

BrandSylvania
ClassGas Switching Tube
BaseSpecial / none

Construction

Primary TypeOther / special
EnvelopeGlass
Sections1

Filament / Heater

Absolute Maximum Ratings

Plate Voltage250 V

Audio Performance

Key Features
  • Argon filled
  • Separate cavity type
  • Any mounting position

Application Notes

The 1B40 is an argon filled gas switching tube of the separate cavity type. Note: This tube is obsolete and manufacturing facilities are no longer available.

Datasheets

Datasheet: 1B40.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