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pulse tetrode GI-33B - (NIB)
Rare and massive pulse triode GI-33B (ГИ-33Б) with metal (Cu) - ceramic body. Copper parts (except of the cooler) are silver plated (silver content is more than 33 g). There is already some green copper oxidation at some places, due to longer storage. Weight is also remarkable - around 1850 g. New old stock tubes in original polystyrene boxes, datasheet (in russian language) included. Years of production: 1987 and 1989 (please look at the gallery pictures).
(we reserve the right to change the description and specifications without prior notice)