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

ML-8536

0 archive entries

BrandMachlett Laboratories, Inc.
ClassMiniature UHF Planar Triode
Filament6 V @ 1000 mA

Construction

Primary TypeTriode
EnvelopeCeramic-and-metal
Base MaterialNickel Matrix (Cathode)
SectionsSingle

Filament / Heater

Heater NotesIndirectly heated disc with oxide coating (Phormat type)

Absolute Maximum Ratings

Plate Voltage2500 V
Plate Dissipation10 W
Grid 1 Voltage-150 V
Cathode Current150 mA

Audio Performance

Key Features
  • Ruggedized
  • High-mu
  • Frequency stable
  • Phormat cathode
  • Miniature size

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
CW RF Power Amplifier Class C (500 MHz)900 V30000—8090 mA
CW RF Power Amplifier (2.3 GHz)1000 V———150 mA

Filters

0 tubes found

Manufacturers

Brands

    0 results