
( Brand: Sylvania ), ( Manufacturer Part Number: 276-76 ), ( Type: Vacuum Tube ), ( Country Of Manufacture: United States )
The Pennsylvania 276-76 76 Radio NOS Audio Vacuum Tubes Valves are a classic addition to any vintage or retro-style audio system. These tubes are designed to deliver high-quality, warm, and rich sound that is characteristic of tube amplifiers.
The 276-76 is a pentode tube, which means it has five active components, including a grid, five cathodes, and a plate. This design allows for both amplification and oscillation, making it a versatile choice for various applications. The 76 in the model number refers to the type of grid, which is a triple-triode grid with a shielded cathode.
Each tube is made with high-quality materials and undergoes rigorous testing to ensure it meets the original specifications. The vacuum inside the tube is maintained to prevent oxidation and degradation of the filament, ensuring long-lasting performance. The glass envelope is made of borosilicate glass, known for its durability and resistance to thermal shock.
The Pennsylvania 276-76 76 Radio NOS Audio Vacuum Tubes Valves are a great choice for those looking to restore or upgrade their vintage radio, amplifier, or other audio equipment. They are also popular among enthusiasts who appreciate the unique sound and character that tube amplifiers can provide.
In summary, the Pennsylvania 276-76 76 Radio NOS Audio Vacuum Tubes Valves are high-quality, classic tubes that deliver warm, rich sound and are versatile for various audio applications. They are made with durable materials and undergo thorough testing to ensure they meet original specifications. Whether you're restoring a vintage radio or upgrading your audio system, these tubes are a great choice for those who appreciate the unique sound and character of tube amplifiers.
Pros of buying Pennsylvania 276-76 76 radio tubes:1. Authenticity: These tubes are made by Pennsylvania, a well-known manufacturer with a reputation for producing high-quality vacuum tubes.
2. Sound Quality: Radio tubes are known for delivering a warm, rich sound that can enhance the listening experience.
3. Vintage Appeal: The vintage appearance of these tubes can add a unique aesthetic to a vintage radio or amplifier.
4. Durability: Pennsylvania tubes are known for their durability and long lifespan, making them a good investment for collectors and audio enthusiasts.
Cons of buying Pennsylvania 276-76 76 radio tubes:1. Price: Vintage tubes like these can be expensive, especially if they are in good condition and hard to find.
2. Availability: While Pennsylvania is a well-known manufacturer, some models of tubes may be difficult to find, making it harder to replace them if needed.
3. Compatibility: Some modern audio equipment may not be compatible with these vacuum tubes, so it's important to check the compatibility before making a purchase.
In conclusion, buying Pennsylvania 276-76 76 radio tubes can be a great investment for audio enthusiasts and collectors who appreciate the warm, rich sound that these tubes deliver. However, the high price and potential compatibility issues should be considered before making a purchase. It's recommended to do thorough research before buying to ensure that the tubes are compatible with your audio equipment and to find the best deal possible.
Price is for all tubes pictured. Bottom side foil fetter, tube tests: 84, 86 %. Two 2 76 Sylvania vintage vacuum tubes, ST shape,made in USA. Tubes have black smooth plates, clear top, printed base.
Tube did not have original box, Assume it as used. Scale 1-1 good quality percentage on my Triplet starts at 54. Tested on Triplet tube tester for shorts and leaks as well.