
( Brand: Mullard ), ( Manufacturer Part Number: TV7-DU ), ( Type: Vacuum Tube )
Introducing the Mullard TV7-DU KT88 Vacuum Tubes NOS (New Old Stock), a testament to the timeless elegance and superior performance of tubed audio technology. These Mullard KT88 tubes are meticulously hand-selected and thoroughly inspected to ensure they meet the highest standards of quality and reliability.
The Mullard TV7-DU KT88 tubes are designed for use in high-power amplifiers, delivering an impressive 25 watts of output power per tube at an operating plate voltage of 300 volts. They are renowned for their ability to produce rich, warm, and detailed sound with a natural, smooth tonal character.
The KT88 tube is a dual triode that offers excellent linearity and power output, making it an ideal choice for high-fidelity audio applications. These Mullard TV7-DU KT88 tubes are fully tested and guaranteed to meet the original specifications, ensuring that they will perform flawlessly in your vintage or modern audio equipment.
Each tube is carefully packaged in protective felt-lined tubes to prevent damage during shipping. The packaging includes a detailed label that displays the tube's serial number, batch number, and test data, providing you with peace of mind and assurance of authenticity.
In conclusion, the Mullard TV7-DU KT88 Vacuum Tubes NOS are an excellent choice for audiophiles and music enthusiasts who are looking to enhance their audio system with the warm, rich, and detailed sound that only tubed technology can provide. Whether you're restoring a classic amplifier or building a new high-fidelity system, these Mullard KT88 tubes will undoubtedly deliver unparalleled performance and satisfaction.
Pros of buying Mullard TV7-DU KT88 vacuum tubes NOS (New Old Stock):1. Authenticity: NOS tubes are original, factory-new tubes that were manufactured and stored before the tubes' production was discontinued. This means they are genuine Mullard TV7-DU KT88 tubes, which can provide better sound quality and reliability compared to modern replicas.
2. Longer life span: NOS tubes are often in better condition due to their storage in a controlled environment for many years. They are less likely to have degraded components or contamination that can affect their performance.
3. Better sound quality: NOS tubes are known for their warm, rich sound and accurate frequency response. They can provide a more natural and musical sound compared to modern tubes, which can sound harsh or metallic.
4. Collectible value: NOS tubes can be a valuable collectible for audio enthusiasts. They are often sought after by collectors and can increase in value over time.
Cons of buying Mullard TV7-DU KT88 vacuum tubes NOS:1. Higher cost: NOS tubes can be more expensive than modern tubes due to their limited availability and collectible value.
2. Compatibility issues: NOS tubes may not be compatible with modern equipment, especially if the equipment is designed for modern tubes. You may need to modify your equipment or use adapter plates to use NOS tubes.
3. Limited supply: NOS tubes are only available in limited quantities, and once they are sold out, they may not be available again.
4. Risk of damage: NOS tubes may be more fragile than modern tubes due to their age. They may require more careful handling and testing before use to ensure they are in good working condition.
Conclusion:Buying Mullard TV7-DU KT88 vacuum tubes NOS can provide a warmer, more musical sound and improved reliability compared to modern tubes. However, they are more expensive, may not be compatible with modern equipment, and are limited in supply. If you are an audio enthusiast who values authenticity and sound quality, and you have the necessary equipment and budget, NOS tubes can be a worthwhile investment. If you are unsure about their compatibility or if you are on a tight budget, it may be better to stick with modern tubes.
Minimum good is 44. Here is a pair of vintage Mullard KT-88 vacuum tubes. These have been tested on my TV7-DU with the results of 72 and 64.