In case you were wondering if your old tube collection is worth anything, check this out... Over 650 units sold! http://www.decware.com/zpage1.htm (the finals are 6BQ5's, the 9-pin miniature equivalent of the 6V6. Click the 'specs' tab for a schematic. I have a hunch ShaZamaHamaTronics may be going into the hollow-state audio business very, very soon...) 82 minus the square of 3 de AC5UP