
( Brand: Sylvania ), ( Manufacturer Part Number: 84/6Z4 ), ( Country/region Of Manufacture: United States ), ( Type: Nos Tube )
The Pennsylvania Military 84 1968 6Z4 radio tubes are a vintage and highly sought-after component for radio enthusiasts and vintage electronics restorers. These tubes, manufactured by the Pennsylvania Electronic Company in 1968, are part of the 6Z4 family, which were commonly used in early to mid-20th century radio receivers and amplifiers.
The Pennsylvania Military 84 1968 6Z4 radio tubes are high-voltage tubes, with a voltage rating of 460V, making them suitable for use in circuits that require a significant amount of power. They have a high plate current of 120mA, which allows them to produce a strong signal amplification, essential for improving the sensitivity and clarity of radio reception.
Physically, the Pennsylvania Military 84 1968 6Z4 radio tubes are cylindrical in shape, with a glass envelope that houses the filament, cathode, anode, and grid structures. The tubes measure approximately 7.2 inches in length and 1.6 inches in diameter, making them relatively large compared to modern electronic components.
The Pennsylvania Military 84 1968 6Z4 radio tubes have a filament voltage of 6.3V, which requires a separate filament power supply, typically a separate transformer. This power supply is required to heat the filament, which in turn produces the electrons required for the tube to function.
In summary, the Pennsylvania Military 84 1968 6Z4 radio tubes are a crucial component for vintage radio enthusiasts and restorers. Their high voltage and current ratings make them suitable for use in power amplifier circuits, while their large size and separate filament power supply add to their vintage charm. With proper care and maintenance, these tubes can provide reliable and high-quality performance for many years to come.
Pros of buying Pennsylvania Military 84 1968 6Z4 radio tubes (NOS):1. Authenticity: These tubes are new old stock (NOS), meaning they have been stored since their manufacture in 1968 and have not been used. This ensures that the tubes are in their original, unaltered state.
2. Quality: The Pennsylvania Military 84 6Z4 tubes were made with high-quality materials and craftsmanship, which should result in excellent performance.
3. Availability: NOS tubes are often easier to find than new tubes, as they have been in storage for many years. This can make them a more convenient option for those looking to repair or restore vintage radio equipment.
Cons of buying Pennsylvania Military 84 1968 6Z4 radio tubes (NOS):1. Expense: NOS tubes can be more expensive than new tubes, as they are often harder to find and may require special handling and shipping.
2. Compatibility: While NOS tubes are often compatible with vintage radio equipment, it is important to ensure that the tubes are the correct type and voltage for the specific model of radio being repaired or restored.
3. Longevity: NOS tubes may not last as long as new tubes, as they have been stored for many years and may have degraded slightly over time.
Conclusion:If you are looking to repair or restore vintage radio equipment and are willing to pay a premium, Pennsylvania Military 84 1968 6Z4 radio tubes (NOS) can be a great option. They offer the benefit of authenticity and quality, and can be easier to find than new tubes. However, it is important to consider the potential expense and compatibility issues before making a purchase.
Recommendation:If you are unsure about whether NOS tubes are the right choice for your radio repair or restoration project, I would recommend doing some research and consulting with an experienced radio technician. They can help you determine if NOS tubes are necessary and which specific type and voltage you need. Additionally, they can provide guidance on how to properly handle and install the tubes to ensure the best possible performance.
All tubes described as tested are sold with a full satisfaction guarantee. You are buying on 4 tubes. Unless stated otherwise, all of my tubes are tested on a well calibrated Hickok or western electric computerized climatic tube tester. You don't get glitz or pizzazz on my pages, just really good products and unbeatable service nos Sylvania 84 6z4 radio valves tubes these are nice, pristine tubes.
Made by Sylvania. Just return them for replacement or money back minus shipping. I specialize in calibration see my calibration test bench, and I build computerized tube testers, so I stand by my test results they don't get any better.
Guaranteed to be unused nos and good. Combined shipping is never a problem. 1968 date codes.