
( Brand: Rca ), ( Manufacturer Part Number: 5751/12AX7WA ), ( Type: Preamp Tubes ), ( Country/region Of Manufacture: United States )
The 5751-12AX7WA RCA Plate Halo Getter Tube is a high-quality vacuum tube that is designed for use in audio applications. This tube is a 12AX7 variant, which is a popular choice for guitar amplifiers, vacuum tube preamplifiers, and other audio equipment due to its warm, rich sound.
The 5751-12AX7WA tube is a dual triode tube, which means it has two independent amplifying stages. This allows it to deliver a high level of gain and a wide frequency response, making it ideal for use in both guitar amps and preamps. The tube is also designed with a halo getter, which is a coating on the inside of the glass envelope that helps to remove impurities from the vacuum chamber, ensuring that the tube operates at its optimal performance level.
The 5751-12AX7WA tube is made with high-quality materials and craftsmanship, ensuring that it is able to withstand the rigors of use in a vacuum tube amplifier. The glass envelope is made with a special type of glass that is able to withstand the high temperatures and pressures that are encountered in a vacuum tube. The metal elements inside the tube are made with high-purity metals, which are able to provide a long lifespan and reliable performance.
In terms of electrical specifications, the 5751-12AX7WA tube has a plate voltage of 300V, a plate current of 300mA, and a plate resistance of 12.5k . It has a gain of 20 and a frequency response of 20Hz to 20kHz. The tube is also designed to operate at a temperature range of -55 C to 125 C.
Overall, the 5751-12AX7WA RCA Plate Halo Getter Tube is a high-quality vacuum tube that is ideal for use in audio applications. Its dual triode design provides a high level of gain and a wide frequency response, while its halo getter ensures that it operates at its optimal performance level. Made with high-quality materials and craftsmanship, this tube is able to withstand the rigors of use in a vacuum tube amplifier and provides reliable performance over a long lifespan.
Pros of buying a 5751-12AX7WA RCA Plate Halo Getter Tube:1. Improved Sound Quality: This tube is known for its excellent sound quality, providing a warm, rich, and detailed sound that can enhance your listening experience.
2. Longer Lifespan: Compared to some other tubes, the 5751-12AX7WA has a longer lifespan, which means you won't need to replace it as often.
3. Better Heat Dissipation: The Halo getter design in this tube helps to prevent the build-up of gases, ensuring better heat dissipation and improving the overall performance of the tube.
Cons of buying a 5751-12AX7WA RCA Plate Halo Getter Tube:1. Higher Price: Compared to some other tubes, the 5751-12AX7WA is often more expensive, which may be a deterrent for some buyers.
2. Compatibility Issues: Not all amplifiers or audio systems are compatible with this tube, so it's important to check the specifications of your equipment before purchasing.
3. Delicate Handling: Tubes are fragile and require careful handling to avoid damage.
Conclusion:If you're looking for a tube that can provide excellent sound quality and a long lifespan, the 5751-12AX7WA RCA Plate Halo Getter Tube is a great option. However, it's important to consider the higher price and potential compatibility issues before making a purchase. If you're unsure, it's always a good idea to consult with a professional audio technician to ensure that this tube is the best fit for your equipment.
Recommendation:If you're willing to invest in a high-quality tube that can improve your listening experience, the 5751-12AX7WA RCA Plate Halo Getter Tube is definitely worth considering. Just be sure to do your research and check the compatibility of the tube with your equipment before making a purchase.
Min gm for 12ax7 is 1250 markings are good. Used tested Rca 5751 12ax7wa black ribbed plate halo getter vintage tube was on a calibrated Hickok 539c for grid emission b k 707 see photos measurement results.