
( Brand: Ge ), ( Model: 8FQ7/8CG7 ), ( Country/region Of Manufacture: United States ), ( Type: Vacuum Tube )
This product is a set of eight vintage tubes, specifically 8CG7 twin triodes and 8FQ7 NOS (New Old Stock) lower triodes. The 8CG7 twin triodes are a type of vacuum tube that was commonly used in radio receivers and early television sets. They are known for their ability to provide a high level of amplification with a low level of distortion, making them ideal for audio applications.
The 8FQ7 NOS lower triodes are a type of dual triode that was also used in radio and television equipment. They are commonly used in the first stage of audio amplifiers and in the second or third stages of radio frequency (RF) amplifiers. The "NOS" designation means that these tubes are new and have not been in use for a long time, ensuring that they are in excellent condition and will provide reliable performance.
Each tube in this set is individually tested and inspected to ensure that it meets the highest standards of quality. The 8CG7 twin triodes have a maximum plate voltage of 350V and a maximum plate current of 50mA, while the 8FQ7 NOS lower triodes have a maximum plate voltage of 300V and a maximum plate current of 35mA.
These tubes are made with high-quality materials to ensure long-term reliability and durability. They are vacuum-sealed to prevent the entry of moisture and contaminants, and they are encased in a sturdy glass envelope for added protection.
Overall, this set of 8CG7 twin triodes and 8FQ7 NOS lower triodes is a great choice for anyone looking to restore or build vintage audio equipment. With their high level of performance and reliability, these tubes are sure to provide many years of enjoyment.
Pros of buying 8CG7 twin ge triodes 8FQ7 NOS (New Old Stock):1. Authenticity: NOS tubes are original tubes that have been stored in their original packaging and have not been used since they were manufactured. This means you are getting a tube that has not been exposed to wear and tear or degradation.
2. Sound Quality: NOS tubes are often praised for their superior sound quality compared to modern tubes. They are known for their warmth, depth, and clarity.
3. Collectibility: NOS tubes are sought after by collectors and audiophiles. They can add value to your audio equipment and are a great investment for those who are interested in vintage audio technology.
4. Durability: NOS tubes are often made with higher quality materials and manufacturing processes than modern tubes. This can make them more durable and reliable over time.
Cons of buying 8CG7 twin ge triodes 8FQ7 NOS:1. Cost: NOS tubes can be more expensive than modern tubes. This is due to their scarcity and collectibility.
2. Availability: NOS tubes can be hard to find, especially for more obscure or obscure models. This can make it difficult to find replacement tubes for your audio equipment.
3. Compatibility: NOS tubes may not be compatible with modern audio equipment. You may need to modify or upgrade your equipment to use NOS tubes.
4. Maintenance: NOS tubes require more maintenance than modern tubes. They need to be regularly checked and replaced to ensure they are functioning properly.
Conclusion:Buying 8CG7 twin ge triodes 8FQ7 NOS can be a great investment for those who are interested in vintage audio technology and are willing to pay a premium for superior sound quality. However, it is important to consider the potential drawbacks, such as cost, availability, compatibility, and maintenance. If you are not willing to deal with these drawbacks, you may want to consider using modern tubes instead.
Recommendation:If you are interested in using NOS tubes in your audio equipment, I recommend doing your research to ensure that the tubes you are purchasing are high quality and compatible with your equipment. You may also want to consider purchasing tubes in bulk to save money on shipping costs. Additionally, be prepared to regularly maintain and replace your tubes to ensure they are functioning properly.
Same factory and date codes. Except for the heater voltage , these would be the best miniature substitute for a 6sn7.
Priority mail shipping is a flat included are the pristine original boxes you see in the picture. Nos nib matched pair Ge 8FQ7 8CG7 medium mu twin triodes. Porchlight1.
When tested under load on my Eco 667 tube tester, each pair of triode sections as well as the sections between the two tubes match within 2 at and where 80 is minimum good and 100 is considered new. Try to find a pair of 6sn7's with a match like that especially at this price.