The medium-μ double-triode miniature nine-pin tube is used for inverted drive and push-pull amplification in amplifier circuits. The 12AU7 is similar to the ECC82 and 6189, and can be used interchangeably with them.
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The high-μ, low-noise dual-triode miniature nine-pin tube is used for voltage amplification and inverted drive in push-pull amplification circuits. The ECC83, 7025 are identical to the 12AX7, 12AX7B in terms of function and electrical specifications. They represent an improved version with lower noise, making them ideal for use as the first-stage amplifier in high-gain amplifiers.
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This product has multiple variants. The options may be chosen on the product page
$300Original price was: $300.$250Current price is: $250.
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