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5AR4 Sovtek

5AR4 Sovtek

R 520.00 ZAR
R 520.00 ZAR
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The Sovtek 5AR4 (also designated as a GZ34) is a current-production, full-wave octal power rectifier vacuum tube manufactured in Russia by New Sensor. [1, 2]
Key Specifications & Features
Type / Equivalent: Full-wave rectifier tube, direct pin-compatible substitute for GZ34 and U77. [1, 2]
Heater / Cathode: 5.0V, 1900mA heater with an indirectly heated cathode for a slow-start, gentle warm-up sequence. [1, 2]
Maximum Ratings: Handles up to 250 mA of steady-state DC output current, with a peak inverse plate voltage of 1500V and AC plate supply of 550V RMS per plate. [1]
Applications: Widely used as a replacement rectifier in vintage and modern tube guitar amplifiers (such as Fender, Vox, and Matchless designs) as well as HiFi stereo and integrated power amplifiers. [1, 2, 3]
Sonic Characteristics: Features a soft turn-on and controlled voltage sag that helps preserve dynamic touch response in musical instrument amps, while providing stable, clean voltage delivery for audio fidelity. [1, 2]

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Product Product subtotal Quantity Price Product subtotal
5AR4 Sovtek
5AR4 Sovtek
5AR4 Sovtek
R 520.00/ea		 R 0.00
Sold out
R 520.00/ea R 0.00