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U77/GZ34 Genalex Gold Lion
U77/GZ34 Genalex Gold Lion
Regular price
R 1,100.00 ZAR
Regular price
Sale price
R 1,100.00 ZAR
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The Genalex Gold Lion U77 / GZ34 is a modern-production full-wave rectifier vacuum tube (also known by the US equivalent 5AR4) designed for high-end audio and vintage guitar amplifier applications. [1, 2, 3]
Key Characteristics & Features
Equivalence: U77 and GZ34 are European designations for the 5AR4 tube and act as a direct plug-in replacement in any circuit built for a 5AR4 or GZ34. [1, 2, 3]
Sound Profile: Renowned for delivering a smooth, refined, and balanced sonic presentation with tight voltage regulation, low internal resistance, enhanced headroom, and an articulate low end. [1, 2]
Build Quality: Features a robust duo-diode glass envelope with an equipotential cathode, gold-plated pins, and strict factory testing to meet Genalex Gold Lion standards. [1, 2, 3, 4]
Compatibility: Widely used in vintage hi-fi systems (such as Dynaco and Scott, or Bob Latino VTA ST-70) and tube guitar amplifiers (such as Vox and Fender). Note: Not recommended for certain amplifiers like PrimaLuna
Product features
Product features
Materials and care
Materials and care
Merchandising tips
Merchandising tips
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