One Tested 5AR4 GZ34 SG Electron Tube from China Audio Receiver Rectifier Vacuum Tube  

Country of origin: USA

Production era: 1980s

Model: 5AR4 GZ34

Manufacturer: Chinese ( Mullard design copy )

Type:   Rectifier

Plate type: flat gray with copper rods

Base type: octal 8 pin

Spacers: two 

Filaments: standard

Getter frame: halo wire

Getter flash: top

Glass: Clear

Stencils: excellent

Condition: excellent

Original carton: NA  

Usage: minimal (ANOS)

Quantity: 1

Please review the photos for more detail

Test results:

Strong balanced NOS results for Emissions: 49 / 50

For Emissions, the suggested minimum value: 28  

Shorts: None detected

For testing, a calibrated Triplett 3444A tester was used

Compatibility: Suitable for vintage tube-based equipment ideal for use in tube amplifier power supplies and vintage audio / test equipment

The tube will be carefully packed to ensure safe shipping

Estimated delivery time within the USA is 3 to 7 business days

Standard shipping service is US Postal 1st class

Shipping is combined when applicable

Please feel free to contact us if you require any additional information