RCA5725
NOS per pair
ECC81JJ The JJ ECC81 / 12AT7 tube is a low noise and low microphonic preamp tube. A good choice for phase inverters and reverb circuits calling for 12AT7 tubes. The ECC81 tube type is equivalent to the North American 12AT7 tube and can be used in any 12AT7 or ECC81 circuit.
12AU7EHG The Electro-Harmonix 12AU7A / ECC82 Gold tubes are a gold-plated pin version of their very popular preamp tube. It is a premium quality 12AU7 tube built to match the performance of the military-industrial original GE 6189 tube. Low microphonics and excellent linearity offer a musical and harmonic soundstage, making this 12AU7 tube equal to …
300B EH Gold Grid (one pair) Improving upon standard 300B tube grids, which are typically made of pure nickel, the gold plating reduces grid current and adds effective improvements to the overall grid function. Given that all triode power amps draw some amount of grid current whether they’re playing softly or at full blast, this …
6922EH The Electro-Harmonix 6922EH tube is a brand new pre-amp tube that is made in Russia. This tube now replaces the Sovtek 6922 which is no longer available. The 6922 / 6DJ8 tube type is equivalent to the European ECC88 / E88CC tube and can be used in any 6922, 6DJ8 or ECC88 circuit.
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