2pcs ShuGuang 2A3C Vacuum Valve Tube 2A3B 2A3 Amplifier Matched Pair New Version. Type : 2A3C. Two 2A3C ( Matched Pair ). ShuGuang factory 2024 year new upgrade version.
2pcs ShuGuang 2A3C Vacuum Valve Tube 2A3B 2A3 Amplifier Matched Pair New Version. Type : 2A3C. Two 2A3C ( Matched Pair ). ShuGuang factory 2024 year new upgrade version.