DUMONT 12BH7 Vac Tubes BH7A

( Brand: Dumont ), ( Model: 12 BH7A ), ( Country/region Of Manufacture: United States ), ( Type: Power Tubes )

Review DUMONT Vac Tubes Nib

The 12BH7 Vac Tubes Dumont BH7A12 are a set of high-quality audio tubes that are ideal for use in vintage audio equipment and high-fidelity audio systems. These tubes are manufactured by Dumont, a well-known brand known for its high-quality vacuum tubes with a rich heritage in the audio industry.

The 12BH7 tubes are dual triode tubes, which means they have two independent triodes within the same glass envelope. This design allows for a wide range of applications, from amplification and oscillation to mixing and switching. The tubes have a heater voltage of 6.3 volts and a plate voltage of 300 volts, making them suitable for use in power amplifiers, preamplifiers, and other high-voltage applications.

The 12BH7 tubes are made with high-purity materials, including a tungsten filament and a ceramic base, which ensure long-lasting performance and reliability. The tubes also have a low noise level and a high gain, which makes them ideal for use in audio systems that require a clean and powerful sound.

The 12BH7 tubes have a distinctive appearance, with a glass envelope that is coated with a black-and-yellow striped insulator. The tubes are also marked with the Dumont logo, which is a testament to their quality and heritage.

Overall, the 12BH7 Vac Tubes Dumont BH7A12 are a high-quality set of vacuum tubes that are perfect for audio enthusiasts and collectors who are looking for a vintage sound with modern reliability. Whether you're restoring a classic audio system or building a high-fidelity audio system from scratch, these tubes are a great addition to your collection.

1. Authenticity and Quality: These tubes are manufactured by Dumont, a reputable brand known for producing high-quality vacuum tubes. This ensures that the tubes you purchase are reliable and can deliver good performance.

2. Versatility: These tubes are widely used in various applications such as audio amplifiers, oscilloscopes, and radio receivers, making them a versatile option for many electronics enthusiasts.

3. Durability: Vacuum tubes, in general, are known for their durability. They can withstand high voltage and can be used for a long time if properly maintained.

4. Warm and Rich Sound: Vacuum tubes are known for producing a warm and rich sound, which is often preferred by audio enthusiasts over the sound produced by solid-state amplifiers.

1. Cost: Vacuum tubes are generally more expensive than solid-state components. This can be a significant drawback for those who are on a tight budget.

2. Maintenance: Vacuum tubes require more maintenance than solid-state components. They need to be properly aligned, cleaned, and tested regularly to ensure they are working properly.

3. Power Consumption: Vacuum tubes consume more power than solid-state components. This can lead to higher energy bills, especially if you are using multiple tubes in a single circuit.

4. Fragility: Vacuum tubes are fragile and can break if dropped or mishandled. This can be costly to replace.

If you are an electronics enthusiast who values the warm and rich sound produced by vacuum tubes and is willing to invest in high-quality components, then buying 12BH7 Vac Tubes (Dumont BH7A 12) can be a good option for you. However, if you are on a tight budget or prefer the reliability and ease of use offered by solid-state components, then you may want to consider other options. In any case, it's essential to weigh the pros and cons carefully before making a decision.

Details:

They made quality tubes along with Emerson and some of their have the tag on them, Earp. Tube b has GM's of and with UPS matched very well. Both came from the same manufactured lot.

The tubes were tested by different services: tube has gm's.

part #: bh7a prices

• $21.95-$69.95

specifications tubesocketvintagego:

• brand: Dumont
• model: 12 Bh7a
• country/region of manufacture: United States
• type: Power Tubes

Payments tubesocketvintagego:

• PayPal

Shipping tubesocketvintagego:

• handling: 4 days
• cost: $0.0
• type: Flat

Offer tubesocketvintagego:

• best offer: false
• bids: 0
• min. bid: $20.00
• Sold: 0
• Started: June 9, 2018, 10:01 am
• quantity: 1

General tubesocketvintagego:

• consumer electronics > vintage electronics > vintage audio video parts accessories consumer electronics > vintage tubestubes sockets audio
• in stock: Yes

Returns tubesocketvintagego:

• policy: returns accepted
• type: Money Back
• time: 14 Days
• paid by: Buyer

Seller tubesocketvintagego:

• city: Lancaster, Pennsylvania
• zipcode: 17602

Ratings:

1. Very Good! 04-07-18
2. Good customer 06-09-18
3. As advertised. QuickThanks Much 04-15-18
4. Super transaction - Quick Payment - I appreciate that! God bless 06-08-18
5. Man is one of a kind! Christian! Treats you Right! Buy from him! Thanks 05-04-18

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