Uploaded February 2024 | Updated September 2026, 2 weeks ago

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Product Page: orangeamps.com/product/valve-tester-mkii

The Orange Valve Tester MKII, proudly crafted and engineered in the UK, revolutionises valve-testing technology. With seamless precision and simplicity, it effortlessly conducts a comprehensive array of tests, setting a new global standard for both Hi-Fi enthusiasts and service professionals.