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12AU7 Vacuum Tube New and Used

- Description
- Specifications
The 12AU7 (also designated as ECC82) is a miniature dual triode vacuum tube featuring two independent medium-gain triode sections within a 9-pin glass envelope. Utilizing a dual-voltage 6.3V/12.6V heater string drawing 300mA or 150mA, it is engineered for audio voltage amplification, phase splitter, and driver stages in vintage hi-fi amplifiers, preamplifiers, and antique radio receiver equipment. Available in new and used condition.
Component Type: Dual triode vacuum tube (ECC82 equivalent)
Condition Availability: New and used options
Heater Ratings: 6.3 volts (300 mA) or 12.6 volts (150 mA) center-tapped
Base Type: Miniature 9-pin (B9A / Noval socket configuration)
Application: Vintage hi-fi audio preamplifiers, phase splitters, and driver stages in antique vacuum tube equipment
Function: Provides medium-gain signal amplification and balanced dual triode processing for classic audio and radio circuits