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K61

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Manufacturers

Mullard(4)Siemens(1)

Brands

Marconi(2)Mullard(2)Brimar(1)Heath(1)Telefunken(1)Tungsram(1)

Related Tube Numbers

12AU7(5)ECC82(5)B329(2)

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Tube Database (32 tubes)

6BH6 (11), I61 (8), E90F (4), 7693 (3), ECC32 (2), CV181 (1), JRC-6BH6 (1), K1007 (1), M8137 (1)

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