※ Since the test machine has not been checked, it is treated as junk (heater conduction was OK, filament checks with tube checkers or amplifiers were not performed) 2 piece set, double bipolar rectifier tube, direct heat tube, the printing on one side is thin, and the date code has disappeared on the other side ※Member prices are not applicable for junk items (Kojima Yosuke)
Accessories: original box