SYLVANIA JHS-12AT7WA Gtr Plate Tube Vacuum Mica

( Brand: Sylvania ), ( Type: Vacuum Tube )

Review SYLVANIA Gtr Plate Tube Vacuum Mica Usa Gray

The JHS Labs 12AT7WA Guitar Plate Tube is a vintage-style 12AT7 tube that is designed for use in guitar amplifiers and other audio applications. This tube is manufactured by Sylvania Vacuum and is made using traditional mica insulation, which is a type of material that was commonly used in vacuum tubes in the past due to its insulating properties.

The JHS Labs 12AT7WA tube is a dual triode tube, which means that it has two independent sets of triode circuitry. This allows the tube to be used for both preamp and power amp applications, making it a versatile choice for a wide range of amplifiers. The tube is rated for a plate voltage of 300 volts and a plate current of 30 milliamps, which is typical for a 12AT7 tube.

One of the unique features of this tube is its glass construction. The glass envelope of the tube is made using a process called "pressing," which involves heating a glass rod and pressing it into a mold to form the shape of the tube. This process allows for the creation of a tube with a smooth, even glass surface, which can help to reduce noise and improve the overall sound quality of the amplifier.

The JHS Labs 12AT7WA tube is also known for its long life and reliable performance. The tube is made using high-quality materials and is tested extensively before being shipped, which helps to ensure that it will perform consistently over time. Additionally, the tube is covered by a warranty from Sylvania Vacuum, which provides peace of mind for guitarists and audio enthusiasts who are looking for a reliable and durable tube for their amplifier.

In summary, the JHS Labs 12AT7WA Guitar Plate Tube is a high-quality vintage-style 12AT7 tube that is designed for use in guitar amplifiers and other audio applications. The tube features traditional mica insulation, dual triode circuitry, and glass construction, and is known for its long life and reliable performance. It is a versatile and durable choice for guitarists and audio enthusiasts who are looking for a vintage-style tube for their amplifier.

1. Authentic vintage tone: Sylvania tubes are known for their warm and rich sound, which can add a unique character to your guitar tone.

2. Durable construction: The glass envelopes and metal bases of these tubes are built to last, ensuring reliable performance for years to come.

3. Long lifespan: Tubes can last for hundreds of hours of use, making them a cost-effective choice in the long run.

4. Easy to replace: If a tube fails, it's easy to replace it with a new one, so you don't have to send your entire amplifier for repair.

1. Higher cost: Vintage tubes like these can be more expensive than modern tubes, which may be a deterrent for some buyers.

2. Potential for inconsistency: Since these tubes are made using older manufacturing processes, there may be variations in sound quality between different tubes.

3. Requires maintenance: Tubes need to be carefully maintained to ensure they perform at their best, which can require some extra time and effort.

If you're looking for a unique, vintage tone for your guitar amp and are willing to invest in high-quality tubes, the JHS 12AT7WA Guitar Plate Tube Sylvania Vacuum Mica is a great option. The warm and rich sound they produce can add an authentic character to your tone, and their durable construction ensures they'll last for years to come. However, the higher cost and potential for inconsistency may be a deterrent for some buyers. Ultimately, the decision to purchase these tubes depends on your budget, your preference for vintage tones, and your willingness to invest in the maintenance required to get the best performance out of them.

If you're interested in purchasing these tubes, I recommend doing some research to find a reputable dealer who can provide you with high-quality tubes and can help answer any questions you may have about their use and maintenance. Additionally, I recommend starting with one or two tubes to try out in your amp before investing in a full set to ensure you're happy with the sound they produce.

Details:

Any pair or quad described as matched means that the tubes will have the same exact construction and will test within a close range of each other for mutual trans conductance. All tubes have been tested for mutual trans conductance, shorts, leaks, gas and noise on one of our calibrated Hickok TV 7 tube testers.

Please for a quote before buying or buying.

Matched, tested guaranteed vacuum tubes all tubes are guaranteed to be 100 as described or your money back. Actual brand Sylvania printed brand Sylvania type jhs 12at7wa mil spec number of tubes single plate construction gray begetter construction top country usa visible date codes 849 obsoleting condition good box included none tests nos no actual nos some tubes test nos but have a few hours on them neonates 3 mica mutual trans conductance gm test data where the minimum good value is and the new old stock nos value is or of what a new tube should test shipping we combine shipping.

part #: jhs-12at7wa prices

• $10.95-$38.00

specifications tubesocketvintagego:

• brand: Sylvania
• type: Vacuum Tube

Offer tubesocketvintagego:

• # Sold: 0
• # bids: 0
• Started: November 20, 2015, 5:31 pm
• quantity: 1
• best offer: false

Payments tubesocketvintagego:

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

Ratings:

1. a+ very good 11-20-15
2. +++Smooth transaction, as described, prompt shipping, would buy from again+++ 11-20-15
3. Super fast delivery, excellent communication, highly recommended. Thanks! 11-20-15
4. Perfect 11-20-15

Returns tubesocketvintagego:

• policy: returns accepted
• type: Money back or exchange buyer's choice
• paid by: Seller
• time: 14 Days

Seller tubesocketvintagego:

• zipcode: 01013
• city: Chicopee, Massachusetts

General tubesocketvintagego:

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

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