NATIONAL UNION NU NX-280 Vacuum Tube Globe Filaments 46

( Brand: National Union Nu ), ( Type: Vacuum Tube )

Review NATIONAL UNION NU Vacuum Tube Globe Filaments Engraved Hanging 46

The NX-280 Vacuum Tube, specifically the Nu Globe filament model 80 produced by National Union, is a remarkable piece of vintage technology. This tube is a testament to the ingenuity and craftsmanship of an era when radio and early television were just beginning to captivate the masses.

The NX-280 is a 80 National Union vacuum tube, which means it's designed to operate under high vacuum conditions. This helps to minimize electrical noise and improve the tube's overall efficiency. The Nu Globe filament, a unique feature of this tube, is a tungsten filament that provides a stable and reliable source of heat for the electron emission needed for amplification.

This tube measures 9.5 inches in length and has a diameter of 2.75 inches, making it a substantial piece of hardware. It's designed to be used in power amplifier applications, providing a significant amount of power output to drive speakers in radios and early television sets.

The NX-280 is a rare and coveted item among vintage electronics enthusiasts. It's not only a functional component, but also a piece of history, representing a time when technology was just beginning to transform our daily lives.

When using the NX-280, it's important to follow safe handling procedures to avoid damage. This includes ensuring the tube is properly grounded, operating within its rated voltage and current limits, and allowing it to cool down before handling.

In summary, the NX-280 Vacuum Tube is a powerful and historically significant component, ideal for those looking to restore or build vintage electronics. Its high vacuum design, Nu Globe filament, and large size make it a standout in the world of vacuum tubes.

1. Authenticity: These tubes are produced by National Union, a renowned manufacturer of vacuum tubes. This ensures that the product is of high quality and meets industry standards.

2. Durability: Vacuum tubes, in general, are known for their durability. They can withstand high temperatures and voltages, making them suitable for long-term use.

3. Classic Sound: Vacuum tubes are preferred by audiophiles for their warm, rich, and full-bodied sound. They can bring a vintage warmth to modern audio equipment.

4. Versatility: These tubes can be used in various types of audio equipment, including amplifiers, preamplifiers, and power amplifiers.

1. High Cost: Vacuum tubes, especially those from reputable manufacturers like National Union, can be quite expensive. This may not be a viable option for those on a tight budget.

2. Maintenance: Vacuum tubes require regular maintenance to ensure they function properly. This includes checking for leaks, cleaning, and replacing filaments.

3. Limited Availability: Vacuum tubes, especially older models like the NX-280, can be hard to find. This may result in higher prices or limited options.

Buying NX-280 Vacuum Tube Nu Globe Filaments 80 National Union 46 can provide a rich, classic sound and durability, making them a great choice for audiophiles. However, the high cost and maintenance requirements may be a deterrent for some. If you are willing to invest in quality audio equipment and are willing to take on the maintenance, these tubes can be a great addition to your setup. If not, there are more affordable and less maintenance-intensive options available.

If you are looking for a high-quality vacuum tube and are willing to invest in maintenance, the NX-280 Vacuum Tube Nu Globe Filaments 80 National Union 46 can be a great choice. However, it is important to do your research and ensure that these tubes are compatible with your audio equipment before making a purchase. If you are unsure, it may be best to consult with an audio expert for guidance.

Details:

We even guarantee our tubes to arrive without having any sound quality issues like micro phonics or noise.

What started as a hobby several years ago to fund my obsession with tube audio, viva tubes has quickly grown into a full time business.

Other options available only by request.

Rates for domestic USA buyers shipping for the first tube, pair, or quad will cost 4.

part #: nx-280 prices

• $40.00-$100.00

specifications tubesocketvintagego:

• brand: National Union Nu
• type: Vacuum Tube

Returns tubesocketvintagego:

• type: Money back or exchange buyer's choice
• details: We guarantee that our tubes will arrive as described, test as described and will be void of any sound defects up to 30 days after you receive your item. You may return your item in this time frame for a full refund or exchange. We will also provide you with a return shipping label. There is zero risk in shopping with us!
• time: 30 Days
• policy: returns accepted
• paid by: Seller

Ratings:

1. AS ADVERTISED 08-02-16
2. item as described. thanks again 08-01-16

Seller tubesocketvintagego:

• city: Chicopee, Massachusetts
• zipcode: 01013

Shipping tubesocketvintagego:

• cost: $4.99
• type: Flat
• handling: 1 days

Offer tubesocketvintagego:

• # Sold: 0
• quantity: 1
• # bids: 0
• Started: August 2, 2016, 9:51 am
• best offer: false

General tubesocketvintagego:

• in stock: Yes
• Consumer Electronics > Vintage Electronics > Vintage Audio & Video > Vintage Parts & Accessories > Vintage Tubes & Tube Sockets

Payments tubesocketvintagego:

• PayPal

National Union Nu NX-280 Is Similar To:

• 0912005 National Union Type Vintage Globe Triode Tube Tests Nos (46.8% similar) 76 through the messaging system. I rate these tubes nos new old stock. I will not guarantee that our readings match your. All our tubes are tested thoroughly on an AT1000. About our tube:all tubes are tested with the audiophile in mind for shorts, gas, mutual conductance and noise large tube lots ...(September 20th, 2018)
• Xe5 Cl-8 188-5 National 10dx8 5 Sylvania Lot Rca Vintage Ge Tube 6f6g (40.8% similar) Vintage 5 tube lot rca XE5 cl 8 National 6F6G sylvan 10DX8 GE tubes have not been tested. There is a rca tube in a National box...(March 5th, 2015)
• Nos Nib Union National 1203a 1951 7c (29.3% similar) One 7C3 1203A tube original box appears nos date 52ND week of 1951 shipping is free to continental us...(February 28th, 2015)
• 12a5 National Union Vacuum Tube (51.4% similar) Tested with my calibrated TV-7U tube tester. Minimum gm 45 is equal to 65 of the life tube. Tube tested at 79 for shorts and gas. Cut off time for same day shipping is 12 noon pacific. 30 day free return. Up for offer one National 12A5 tube...(February 17th, 2018)
• 12jt6a National Tube Amplifier (27.8% similar) 12JT6A tube's qty...(January 6th, 2015)
• Union Quad National Nu 4 12sa7gt Vacuum Plate Black Matched Nos Usa Nib Tubes (36.1% similar) What started as a hobby several years ago to fund my obsession with tube audio, viva tubes has quickly grown into a full time business. Other options available only by request. We even guarantee our tubes to arrive without having any sound quality issues like micro phonics or noise...(March 12th, 2015)
• Vintage 12sj7gt Nos Union Vacuum Tube 12sj7 National Nu (33.1% similar) I don't think it has ever been out of the box before now. If we miss your call, please leave a message. Vintage Nu National Union 12SJ7GT vacuum tube, 12SJ7, nos free shipping. Vintage Nu National Union 12SJ7GT vacuum tube, 12SJ7 Numbers on the tube green box and lettering this item appears to be ...(March 6th, 2015)
• 14w7 Gt National Union Vacuum Tube Nos Nib Single Valvola Hre (38.8% similar) And all the angels sang because heavenly music was playing it turned way up. These tubes are nos nib. It is easy at that point to take where top line intersects the plate voltage , find lamp level and compare data sheet. All are nos nib and tested by me. I give a Number of evaluations for tubes. At...(January 16th, 2019)
• 182-b National Union Vintage Triode Nos (41% similar) Tested OK on TV10D u as a type 45 with proper filament voltage . Original box included, but is in poor condition. 182-B vintage tried nos National Union...(March 8th, 2019)
• 6x5gt Vintage Union National Nos Test Tube Pair Nib 1940-1945 Great. (27% similar) Next day shipping we combine shipping. Everything always arrives fast and fine. Canada everything always arrives fast and fine USA shipping rest of world typically 9 to test great for rectifier tubes tube tube vintage about 1945TWO solid rectifiers also tested no shorts. National Union 6X5GT tube ...(February 11th, 2015)
• 1dp1 National Union Very Rare Nos Nu Tube Inch Crt Free (42.1% similar) Free shipping is included. 1 inch CRT this is a very rare tube and guaranteed. Listing does not include anything mentioned in the and or shown photo's. Up for bids is a nos nib National Union 1DP1 tube...(March 23rd, 2018)