The Sovtek 5751 is an affordable alternative to the 12AY7 used in original Fender tweed amps and can be subbed for a 12AT7 reverb driver tube.The 5751 is not a true 12AX7, but is often used in place of a 12AX7.
- They only have 70% of the gain of a 12AX7, and are often used to quiet down guitar amps that have too much gain. Same construction as 12AX7LPS.
- Often used in first stage of HiFi power or headphone amplifier.
- On guitar amps, this tube can be substituted for 12AX7 with subdued gain that gives out that wonderful bluesy tone.
- Made in Russia.
Sovtek tubes are quite simply the absolute best. We design and manufacture our tubes, engineered for demanding high fidelity, reliability and overall warmth. Be sure to insist on genuine Sovtek vacuum tubes the next time you retube — you’ll be getting the absolute best possible tubes for any demanding application.