Orange Valve Tester MKII Expansion Module E, 300B

Orange Amplification provides the 300B Expansion Module as a separate optional accessory, which facilitates the testing and evaluation of valves not covered by the Orange Valve Tester MKII. This includes specialized "Expansion Modules" for valves such as the rectifier valve (GZ34) and other high-fidelity valves like the 6SN7, EZ80, and EF86.

 Expansion Modules Available

• The Orange Valve Tester MKII’s new optional expansion modules will be particularly appealing to Hi-Fi enthusiasts.
• It allows the testing of directly heated valves such as the 300B and other valve types including EF86, EZ80, 6SN7 and rectifier valve GZ34.
• The Orange Valve Tester MKII is a state-of-the-art, user-friendly, elegant, and transportable device. 
• For hi-fi enthusiasts, the Orange Valve Tester MKII's newly available expansion modules are a significant draw. These modules enable the evaluation of directly heated valves, such as the 300B, and other types like the EF86 and rectifier valve GZ34.