TubeDatabase
  • Tubes
  • Testers
  • Companies
  • Submit
  • About

DisclaimerSubmit a tube

3068-A

0 Tubes in archive

BrandStandard Valves
ClassSingle Ended Water Cooled Triode

Construction

Primary TypeTriode
EnvelopeWater Cooled

Filament / Heater

MaterialPure Tungsten

Absolute Maximum Ratings

Plate Voltage17500 V
Plate Dissipation160000 W
Cathode Current25000 mA

Audio Performance

Power Output180000 W
Key Features
  • Pure Tungsten filament
  • Water cooled
  • Single ended
  • Constant voltage type filament

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Class B A.F. Amp. and Mod. (Balanced 2-valve, max signal)12500V400009003613000mA
Class B Telephony (Modulated Carrier)17500V40000900369600mA
Class C Telegraphy (Unmodulated)17500V400009003619200mA

Filters

0 tubes found

Manufacturers

Brands

Sort by
    Showing 1 to 0 of 0 results