
( Brand: National Union ), ( Manufacturer Part Number: 6K6GT/G ), ( Type: Vacuum Tube )
The 6K6GT-G tube is a vintage electron tube manufactured by National Union, a renowned name in the world of vacuum tubes. This particular tube is a triode, which means it has three elements in its vacuum enclosure: a plate, a grid, and a cathode. The 6K6GT-G tube is a direct-heated triode, meaning it uses a hot filament to emit electrons, which then pass through the grid and onto the plate.
This tube is designed for use in high-fidelity audio amplifiers and is known for its ability to produce clean, clear, and powerful audio signals. The 6K6GT-G tube is a dual-triode, which means it can handle two separate signals at once, making it ideal for use in push-pull amplifier configurations.
The tube is made of high-quality Nu-Nib glass, which is known for its durability and resistance to shock and vibration. The Nu-Nib glass tubes were also known for their excellent insulating properties, which helped to reduce the risk of tube failure due to microphonics.
The 6K6GT-G tube is a 6-pin base tube, which means it has six metal pins protruding from the bottom of the tube. These pins are used to connect the tube to the rest of the circuit, and they are color-coded for easy identification.
The tube measures 8.5 inches in length and 2.5 inches in diameter, making it a relatively large tube for a triode. Despite its size, the 6K6GT-G tube is still relatively lightweight, weighing in at just over 1 pound.
Overall, the 6K6GT-G tube is a high-quality, vintage audio tube that is ideal for use in high-fidelity audio amplifiers. Its dual-triode design, Nu-Nib glass construction, and high power handling capabilities make it a versatile and reliable choice for any audio enthusiast.
Pros of buying 6K6GT-G tubes:1. High-quality tubes: National Union is a reputable manufacturer known for producing high-quality tubes.
2. NOS-NIB glass: NOS-NIB stands for New Old Stock - New in Box, which means these tubes have never been used before and are in their original packaging.
3. Improved sound quality: Tubes can provide a warmer, more natural sound compared to solid-state components.
4. Vintage aesthetic: Tubes can add a vintage look to your audio system.
Cons of buying 6K6GT-G tubes:1. Expensive: Tubes can be more expensive than solid-state components, especially high-quality NOS tubes.
2. Maintenance required: Tubes can require more maintenance than solid-state components and may need to be replaced more frequently.
3. Limited availability: NOS tubes can be hard to find and may not be readily available when needed.
Conclusion: If you're an audiophile looking for a warmer, more natural sound and enjoy the vintage aesthetic of tubes, then the 6K6GT-G tubes from National Union could be a great investment. However, be prepared to pay a premium for high-quality NOS tubes and to maintain them regularly.
Recommendation: If you're new to tubes, it may be worth starting with a lower-cost set to get a feel for the sound and maintenance requirements before investing in high-end NOS tubes. Additionally, consider purchasing spare tubes to ensure you always have a backup in case of failure.
If I state any values they are for a guide only. So this shows what I get, and you get may be slightly different.
Rectifiers and diode tubes do not have trans conductance values.
Matching pair 6K6GTtubes nu nos nib smoke :nos box: original are brittle lettering: since vacuum were made years ago new old stock or used may have cosmetic evidence of age. All tubes have passed the gas and short tests.
For a small amount on handling charges see shipping detail.
This includes poor print, oxidized pins, faint discoloration, or poorly box tested in a Hickok 539c1 filament 2 checked for shorts, leakage 3 grid gas 4 rectifier diode test n a5 dynamic mutual conductance gm test result tube hos minimum acceptable value 1000and 6 life useful nos two testers are never the same.