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Proton 520-B

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Enhanced version of the 520 integrated amplifier with improved specifications and features

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Product

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Price

Listed

Bazos Slovakia

Proton 520B Bazos Slovakia €75 Jul 23, 2025

Subito

Amplificatore PROTON 520 b Subito €160 Jul 20, 2025

Subito

Amplificatore integrato Proton 520B Subito €120 Apr 19, 2025

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Model Variants of Proton 520-B

1. Proton
2. Integrated amplifier

520