Here is a Cheaptubeaudio review of the Elekit TU-8800 amplifier (VK Audio upgrade version) we cannot resist to share.In particular we like sentences like: "... even without much run-in, the Lundahl Transformers are a significant Upgrade!" and "They [Lundahl transformers]... elevates a very good product to an outstanding one." Thank you, Doctorjohn and thank you, [...]