Elberoth2, et al- Read these procedural descriptions, and see how they compare with ARC's: (http://www.upscaleaudio.com/rare/tpm.htm) (http://www.upscaleaudio.com/rare/noisetest.htm) Then compare the prices on a matched set of tubes. I've been buying output tubes from Kevin for 16 years(NOS and new production), and have yet to have one failure, or disappointment.
