Philco 12BY7A Test NOS 8900gm schwarze Platte Kupfergitter Halo ernsthafte Rohre S266
10,21 €
Mutual Conductance: 8900gm where 5700gm is minimum and 8770gm NOS. Type: 12BY7A. Manufacturer: Philco. Getter: Top Halo. Plate(s): Black w/Copper Grid. But this the way of the world now. We are always looking to buy more tubes.
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