Lundahl is one of the more famous brands that supply excellent transformers, though I doubt that it will be worth the money to replace the original transformers that come with the kit. EKJ realizes very well that these are key components and they provide good ones. Replacing them with Lundahl or...

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Hi, I am new here but would like to share the modification that we designed for the TU-8200. The idea was to lift the performance and musicality of the amp, in a simple and inexpensive way. We go further than just exchanging recommended parts like caps, VR and tubes, we really change the...