Tubes and Horns and Rapture: NAT, Core, Odeon, PS Audio, Plus More
Serbian manufacturer NAT Audio produces a range of eclectic tube amplifiers, including the single-ended, class-A Transmitter EVO monoblock. At the amp’s core is the massive Siemens RS687 QB5/1750 power tetrode tube, which delivers between 40W and 80W of output.
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