RCA5725
NOS per pair
6SN7EH High quality 6SN7s have virtually disappeared. until now. The 6SN7EH is a beautiful sounding tube, on par with RCA’s red base 5692. It maintains a linear response while being able to accept a full voltage. Vintage amp users and audiophiles will be thrilled to find that a superior quality, ultra low noise replacement finally …
2A3 EH Gold Grid (one pair) The new Electro Harmonix 2A3EH tube is a excellent quality tube that features gold grids and a ceramic base. Note: These tubes are not available with gold pins. The November 2004 issue of Stereophile mentions gold pins in error.
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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