1. Vintage Tubes & Sockets Audio For Sale
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  3. MULLARD B1B1

MULLARD B1B1 Dynaco Fat Base Double Getter 1X EL34 6CA7 XF1

6ca7 Mullard B1b1 1x El34 Dynaco By Fat Brown Base Double O Getter Xf1

( Brand: Mullard ), ( Manufacturer Part Number: B1B1 ), ( Model: XF1 B1B1 )

Review MULLARD 1x Dynaco By Fat Brown Base Double Getter Xf1

Mullard B1B1 1x EL34/6CA7 Dynaco Fat Base Double Getter XF1 Tube Kit - A Symphony of Vintage Tone and Power

Step back in time to the golden era of audio with the Mullard B1B1 1x EL34/6CA7 Dynaco Fat Base Double Getter XF1 Tube Kit. This exceptional tube kit harks back to the days of hand-selected components, meticulous craftsmanship, and a warm, rich sound that only vintage tubes can deliver.

The Mullard B1B1 tube kit is a testament to the enduring legacy of Mullard, a brand synonymous with premium tube technology. The EL34 power tube is renowned for its ability to deliver impressive power while maintaining a smooth, harmonious tone. The 6CA7 tube, on the other hand, is known for its exceptional clarity and dynamic range, making it ideal for driving preamplifier stages.

The Dynaco Fat Base Double Getter XF1 tubes in this kit are a special treat for audiophiles. The double getter design ensures superior vacuum conditions, resulting in longer tube life and more consistent performance. The Fat Base design increases the tube's surface area, allowing for more efficient heat dissipation and improved stability.

The Mullard B1B1 tube kit is housed in a vintage-style Fat Base casing, reminiscent of Dynaco's iconic tube designs. The XF1 designation indicates that these tubes have been specially selected for their exceptional quality, ensuring that you get the best possible sound from your audio system.

In summary, the Mullard B1B1 1x EL34/6CA7 Dynaco Fat Base Double Getter XF1 Tube Kit is more than just a replacement for your aging tubes. It's a step towards a richer, more immersive audio experience, a journey back to a time when music was played with passion and craftsmanship. Upgrade your audio system today with this extraordinary tube kit and let the symphony of vintage tone and power fill your home.

Product: Mullard B1B1 1x EL34, 6CA7, Dynaco Fat Base Double Getter XF1

Pros:

1. Mullard tubes are known for their high quality and consistency, which can result in improved sound quality.

2. The Dynaco Fat Base Double Getter design is known for its robustness and longevity, making these tubes suitable for heavy usage.

3. The EL34 and 6CA7 tubes are commonly used in high-power amplifiers, offering a rich, full-bodied sound.

4. The double getter design reduces gas impurities within the tube, potentially improving performance and longevity.

Cons:

1. Mullard tubes are more expensive compared to generic tubes, which might be a deterrent for budget-conscious buyers.

2. The sound quality can be subjective and may not meet the expectations of some audiophiles who prefer a different sound signature.

3. Some users have reported issues with the quality control of these tubes, leading to variation in performance between individual tubes.

Conclusion:

The Mullard B1B1 1x EL34, 6CA7, Dynaco Fat Base Double Getter XF1 offers a combination of high-quality Mullard tubes, a robust design, and a rich sound signature. However, the high price point and potential variation in performance are factors to consider. If you are an audiophile seeking a high-quality tube with a full, rich sound, these tubes could be a good choice. However, if you are on a tight budget or prefer a more neutral sound signature, you might want to consider other options.

Details:

Selling granddads stock. Selling as-is.

part #: 6ca7 prices

  • $59.00-$300.00

specifications tubesocketvintagego:

  • brand: Mullard
  • mpn: B1b1
  • model: Xf1 B1b1

general tubesocketvintagego:

  • Vintage Audio Video > Vintage Parts Accessories > Vintage Tubes Tube Sockets
  • condition: Used

seller tubesocketvintagego:

  • # reviews: 88
  • city: Irvine, California
  • rating: 100.0%

shipping tubesocketvintagego:

  • carrier: USPS
  • class: Standard
  • service: USPS Ground Advantage
  • cost: $4.62
  • type: Calculated
  • transit: 4-9 Days

payments tubesocketvintagego:

  • other
  • wallet: Google-pay
  • credit card: Visa

offer tubesocketvintagego:

  • started: June 17, 2025
  • sold: 0
  • options: Ship-to-home
  • availability: In Stock
  • quantity: 1

returns tubesocketvintagego:

  • policy: No Returns
category: electronics > vintage audio video > vintage parts accessories > vintage tubes tube sockets, sku: 9883498906895883,
Mullard B1B1 Is Similar To:
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5 offers $59.00–$300.00 USD
  • New. Offer #1 priced at $59.00 + $6.72 shipping estimate = $65.72* total. These MULLARD tubes are vacuum tubes manufactured by the renowned brand Mullard in Russia.+$6.72 shipping
  • Used. Offer #2 priced at $169.95 + $8.00 shipping estimate = $177.95* total. Common Use Power Amplifier. Variant xf2 xf4.+$8.00 shipping
  • Open box. Offer #3 priced at $300.00 + $0.00 shipping estimate = $300.00* total. NOS tubes fall within the Gm characteristic range of an average tube, as published in the RCA RECEIVING TUBE MANUAL, which states "Individual tubes, like any manufactured product, may have characteristics that range above or below the values given. Made in the Matshushita factory set up by Mullard, these tubes resemble classic Mullards.FREE SHIPPING
  • Open box. Offer #4 priced at $180.00 + $4.47 shipping estimate = $184.47* total. Next, a vibration table test ensures the structural integrity of each will stand up to your gig schedule. Bugera valves are subjected to rigorous testing to ensure you'll get great tone right out of the box.+$4.47 shipping
  • Used. Offer #5 priced at $159.99 + $8.00 shipping estimate = $167.99* total. I have 2 strong Test Nos XF2 O Getter Mullard tubes labeled for Westinghouse.+$8.00 shipping

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