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The 12AU7 (ECC82) is a low-mu twin triode famous for its smooth, natural midrange – the classic choice for line stages, buffers and cathode followers. In Shuguang’s line-up since 2001.
Lineup
12AU7
Low gain (mu = 17), high linearity, ideal for line stage and driver duty.
Specifications
Click an image to view the full-size specification sheet.
📄 Shuguang Catalogue 2024 (PDF)
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*We also accept custom orders for factory-level burn-in, precision testing, matched pairs / quads, special grading and OEM requirements. For a quotation or consultation, please contact us here.