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Realistic LIFETIME

6AU6A ( EF94 ) Realistic LIFETIME NOS NIB Gold Pin Gray Plate Halo Getter - AMPLITREX Tested

6AU6A ( EF94 ) Realistic LIFETIME NOS NIB Gold Pin Gray Plate Halo Getter - AMPLITREX Tested

€24,90 EUR
€24,90 EUR
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6AU6A Realistic LIFETIME NOS NIB Gold Pin Gray Plate Halo Getter – AMPLITREX Tested

Gold Clad Pins – Realistic LIFETIME Original Box

General Description

This 6AU6A Realistic LIFETIME NOS NIB is a high-quality miniature signal/pentode tube, branded Realistic LIFETIME and supplied in its original box. It is a particularly interesting version due to the presence of gold-plated / Gold Clad pins, a distinctive feature that adds constructive and collectible value compared to standard versions.

The 6AU6A, equivalent to the EF94 family in compatible circuits, is a very versatile tube, historically used in audio, radio, musical instrument, and technical circuitry applications where good gain, stability, and controlled response are required.

The internal construction features gray plates, a top halo getter, and an orderly structure, consistent with good quality vintage production. The glass is clean, the getter is intact, and the yellow Realistic LIFETIME silkscreen is still present and legible, with normal signs of age compatible with long-term storage.

The tube is in NOS NIB – New Old Stock, New In Box condition, never used, and has been tested in our laboratory with the Amplitrex AT-1000 Tube Tester.

Sonic Characteristics

This 6AU6A Realistic LIFETIME offers a balanced, clean, and well-controlled sound character, with a rendition that prioritizes clarity, stability, and precision. It is a tube suitable for those seeking an orderly and musical response, without artificial excesses.

The presence of gold-plated / Gold Clad pins further enhances the product from a constructive point of view, making it interesting for both technical applications and for those who desire a selected vintage tube with a superior finish level.

Bass

The bass register is orderly, fast, and well-defined. It does not tend to artificially inflate the lower range, but offers a clean and controlled foundation, useful in circuits where precision and stability are fundamental.

Mids

The mids are clear, natural, and well-articulated. The tube maintains a good presence on vocals and instruments, with a balanced rendition that avoids excessive coloration and retains a pleasant musicality.

Highs

The high range is clean, composed, and sufficiently open. Detail is rendered in an orderly manner, without evident harshness in correctly designed circuits, contributing to a general sense of clarity and control.

Dynamics

The dynamic response is prompt and precise. The 6AU6A Realistic LIFETIME behaves stably in rapid passages, with good ability to follow transients and maintain coherence even in applications where the tube acts as a gain or signal control element.

Soundstage

In compatible audio applications, the presentation is orderly and well-focused. The tube contributes to a stable soundstage, with good separation and a coherent rendition of the musical message.

🎧 Use in Hi-Fi, Radio, and Audio Circuits

This 6AU6A is suitable for compatible equipment using 6AU6A / EF94 tubes, including audio circuits, vintage radios, signal stages, and technical applications where stability and good electrical quality are required.

The selection via Amplitrex AT-1000 allows us to offer a controlled and verified tube, not just a generic warehouse component.

🎸 Use in Musical Applications

In instrument amplifiers and compatible musical circuits, this tube can offer a defined, controlled, and musical response. It is suitable for contexts where a reliable miniature tube is desired, with a good balance between clarity, dynamic sensitivity, and operational stability.

🎯 Note for Audiophiles and Technicians

This 6AU6A Realistic LIFETIME NOS NIB Gold Pin / Gold Clad is recommended for those seeking a selected vintage tube, with careful construction, original box, and a very pleasing aesthetic.

The combination of NOS NIB condition, gold pins, gray plates, halo getter, Amplitrex testing, and original Realistic LIFETIME packaging makes it an interesting choice for restorations, quality replacements, compatible audio applications, and technical collecting.

A small signal tube with an authentically vintage charm, selected and verified according to the Vacuum Tubes Treasures style.

Test Results:

Tube tested on AMPLITREX AT-1000 Tube Tester:

  • Test Conditions: Va = 250V, Vg2 = 150V, Vg1 = -1V
  • Average 100%: Gm = 5.2 ; Ia = 10 mA
  • Test Result: VERY STRONG

Tube : Gm = 5.5 ; Ia = 9.4 mA

Additional Tests Performed:
  • Microphonics: Low. Tested and compliant for use in hi-fi and guitar amplifiers.
  • Emission Quality: Excellent – Very strong and stable emission, without fluctuations.
  • Shorts and GAS: Absent.

Condition:

  • Condition: NOS - NIB - New Old Stock, New In Box - Tested and working - Supplied in Original box. 
  • Functionality: Perfectly operational.
  • Cosmetic Condition: Excellent – Lettering optimally preserved, minimal signs of age. See photos for details.
  • Manufacturing Code: not decipherable, identifiable by constructive characteristics. 1960s

Discover why our tubes are different →

Condizioni di vendita e sicurezza

Anti-Tamper Security Seal Policy:
Each product is sealed to guarantee quality and integrity.
The right of withdrawal is subject to the seal remaining intact, as provided for by the Consumer Code.

Eco-Friendly Packaging:
The tube will be shipped with protective packaging to ensure safety during transport.
We use recycled and recyclable paper for packaging, along with brown ECO-KRAFT adhesive tape, eco-friendly and solvent-free.

Important Notes:
This tube, manufactured according to the standards of its era, is designed to operate in equipment compatible with vintage tubes.
It is recommended to follow standard safety guidelines to avoid malfunctions or damage.

Safety Assurance:
Although not tested according to modern GPSR regulations, this tube was designed to operate safely under the conditions for which it was manufactured.
We recommend using it only with equipment that supports vintage tubes, in order to avoid risks of malfunction or damage.
Technical data note:
In some cases, the technical data provided may be based on datasheets from other manufacturers or on equivalent historical specifications, when a specific official datasheet for the production batch of the listed item is not available.
Electrical characteristics may vary slightly depending on the production batch and manufacturing period, as is typical for thermionic components.

Safety Information:
Warning: Keep out of reach of children.
To be used under adult supervision.
Use the product only with equipment designed for vintage tubes.

Shipping & Returns

Shipping & Returns

Shipping Costs

Shipping costs vary depending on the total amount of the items in the cart and are calculated automatically during the checkout process.
All shipments are fully insured. The courier is automatically selected based on destination, weight, and shipment characteristics.

Shipping Times and Delivery

The indicated delivery times are purely indicative.
Any delays, storage issues, or operational changes made by the carrier (for example during peak periods such as holidays) are not attributable to Vacuum Tubes Treasures.

In such cases, we will nevertheless provide the Customer with all necessary support to open claims or assistance requests with the appointed courier.

International Shipping (Non-EU Countries)

For orders shipped to countries outside the European Union, any customs duties, import taxes, or additional charges are the sole responsibility of the recipient.
Vacuum Tubes Treasures has no control over these costs, which may vary from country to country. Customers are therefore advised to contact their local customs authorities prior to placing an order.

Warranty

All products sold by Vacuum Tubes Treasures are covered by the legal warranty of conformity, in accordance with Italian Legislative Decree No. 206/2005 (Consumer Code) and the Italian Civil Code (Articles 1490 et seq.), under the conditions set out below.

Warranty for Vacuum Tubes

Vacuum tubes, being components subject to wear and of vintage or specialized nature, are covered by a specific warranty of 6 (six) months from the date of delivery.
The warranty covers exclusively proven manufacturing or conformity defects that arise during proper use in accordance with technical specifications.

The warranty does not cover:

  • normal wear and tear,
  • subjective sound preferences,
  • use in incompatible equipment,
  • tampering or improper use.

Right of Withdrawal

Purchases made on the Vacuum Tubes Treasures website are governed by Italian regulations on distance contracts (Legislative Decree No. 206/2005).

Consumers have the right to withdraw from the contract within 14 (fourteen) days from the date of receipt of the goods, without providing any reason.

Conditions for Exercising the Right of Withdrawal

The right of withdrawal may be exercised only if:

  • the product has not been used,
  • the product is returned in its original condition,
  • the tamper-evident security seal is intact and not broken.

📌 Returns are not accepted for reasons related to sound preference, tube rolling, or subjective audio evaluation.
As with a music recording, a vacuum tube cannot be returned simply because its sound does not match personal taste.

Effects of Withdrawal

In the event of a valid withdrawal:

  • all payments received, including standard shipping costs, will be refunded,
  • refunds will be issued within 14 days from receipt of the returned goods,
  • the refund may be withheld until the goods have been received and inspected.

Refunds will be made using the same payment method used for the original transaction, unless otherwise agreed.

Return Shipping Costs

Return shipping costs are borne by the Customer, except in cases of:

  • verified defective products,
  • errors attributable to Vacuum Tubes Treasures.

In such cases, return shipping costs will be fully covered by us.

Damaged or Incorrect Items

If the Customer receives a damaged or incorrect item, it must be reported within 5 (five) working days from delivery, by email or telephone, clearly stating the issue.

Uncollected Parcels, Storage, and International Shipments

It is the Customer’s responsibility to monitor the shipment and promptly arrange for collection or customs clearance.
Any costs, delays, or losses resulting from:

  • failure to collect the parcel,
  • prolonged storage,
  • abandonment of the parcel at customs,

do not entitle the Customer to any refund.

For further details, Customers are invited to consult the “Terms and Conditions” and “Refund Policy” sections of our website, or to contact us before placing an order.

Vacuum Tubes Treasures
www.vtt.store | www.vacuumtubestreasures.com
📧 info@vacuumtubestreasures.com

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  • ATTENTION PLEASE

    Please understand that the writing on the glass of vintage valves has become very delicate over the years and comes off easily. You must handle them with extreme care to avoid this. Wear and damage to the writing on the valves reduces their market value and causes damage. Please exercise extreme caution.

  • ATTENTION PLEASE

    We wish to inform you that any attempts to manipulate shipping destination information in order to obtain lower shipping rates may be considered fraudulent acts. Please provide accurate information and contact us if you have any concerns. We reserve the right to review and, if necessary, cancel orders that we deem to be in violation of our conditions. Thank you for your understanding and cooperation.