RF Power Grid Tubes · Triodes

QB3.5-750 — QB3.5/750 CPI Power Triode

Manufacturer: CPI / e2v

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Product Description

CPI ceramic-metal triode with 3.5 kW plate dissipation and 750 MHz maximum frequency, used in UHF TV transmitters and high-power UHF amplifiers.

Technical Specifications

Tube TypeTriode
Plate Dissipation3500 W
Max Plate Voltage8.0 kV
Max Plate Current1.5 A
Mu200
Max Frequency750 MHz
Filament Voltage5.0 V
Filament Current16 A
CoolingForced air / water

Applications

  • UHF TV broadcast transmitters
  • UHF high-power amplifiers
  • Scientific UHF RF sources
  • Defense UHF systems

Key Features

  • 3.5 kW plate dissipation
  • 750 MHz UHF operation
  • High mu 200
  • CPI precision manufacture