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GU-43B RF Power Grid Tubes

Svetlana / Reflector

GU-43B Russian Power Triode

Russian metal-ceramic triode with 1.5 kW plate dissipation and excellent UHF characteristics up to 300 MHz, used in HF to VHF linear amplifiers.

Tube Type
Triode
Plate Dissipation
1500 W
In Stock View Details →
GU-74B RF Power Grid Tubes

Svetlana / Reflector

GU-74B (GKT-74) Russian Beam Tetrode

Russian ceramic beam tetrode (GKT-74B) with 600 W plate dissipation, popular for HF and VHF amplifiers and widely used in amateur radio.

Tube Type
Beam Tetrode
Plate Dissipation
600 W
In Stock View Details →
GU-84B RF Power Grid Tubes

Svetlana / Reflector

GU-84B Russian Power Triode

Large Russian ceramic-metal triode with 3 kW plate dissipation for high-power HF and VHF broadcast and communication transmitters.

Tube Type
Triode
Plate Dissipation
3000 W
In Stock View Details →

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