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  1. Mercian

    What are these IMF Transmission Line Speakers labeled MDKT?

    Hi Folks, I have recently purchased a pair of IMF Transmission-line speakers. They look very similar to TLS80s but they have some differences and are labelled on the back as MDKT. Does anyone know what they are? What MDKT stands for? When they might have been made? They stand 40" high and are...