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RCA

12AV7 RCA NOS NIB Black Plates Halo Getter Matched Pair Tubes Made in USA

12AV7 RCA NOS NIB Black Plates Halo Getter Matched Pair Tubes Made in USA

€29,90 EUR
€29,90 EUR
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12AV7 RCA NOS NIB Black Plates Halo Getter Matched Pair Tubes Made in USA

The 12AV7 RCA is a dual triode valve developed as a high-performance alternative to the more common 12AT7, with electrical and sonic characteristics that make it ideal for applications in both Hi-Fi and professional equipment.
This pair, strictly NOS (New Old Stock) NIB (New in Box) , was produced in the RCA factories in the United States and is equipped with black plates and halo getters , distinctive features of the most prestigious versions of the American company.

The two tubes have been selected and matched (matched pair) to ensure a balanced and coherent response, essential for use in stereo stages or critical applications.

Timbre characteristics and sound description

  • Bass : dry, controlled, and fast. Not swollen but well-defined, with excellent timing and articulation.
  • Mids : Rich in harmonics, fluid and musical. Vocals sound natural and present, with a warm but never intrusive timbre.
  • Highs : Bright and open without harshness. Excellent extension and detail, with an airy rendering that favors three-dimensionality.
  • Dynamics : prompt and lively response, ideal for reproducing micro-details and fast transients.
  • Soundstage : well-structured spatiality, with clear separation of instruments and stable image in the centre.

🎧 Use in Hi-Fi Stereo Amplifiers

Perfect as drivers in high-end tube amplifiers, line and phono preamplifiers, as well as tube DACs and headphone stages.
Their balanced and precise timbre makes them an ideal choice for those who want refined musicality without sacrificing detail and transparency .

🎸 Use in Music Amplifiers

The 12AV7 RCA Black Plates are particularly popular with guitarists and keyboardists for their fast dynamic response and punchy sound . Excellent for genres where signal control and mid-frequency clarity are crucial.

🎯 Note for audiophiles and technicians

  • Electrical equivalent: Can replace the 5965 and, in some applications, the 12AT7 (taking into account differences in gain and transconductance).
  • RCA is universally recognized for its build quality: the black plates and the ring getter are a distinctive feature of the 50s and 60s productions.
  • This matched NOS NIB pair ensures longevity, quietness and operational stability , with values perfectly aligned in Amplitrex tests.

Valves tested on Amplitrex AT-1000 Tube tester:

  • Test Conditions: Va = 150V, Vg = -1V
  • Average 100% Gm = 8.5 ; Ia = 18 mA
  • Test Result: VERY STRONG

Valve 1:

  • Section 1: Gm = 7.6 ; Ia = 14.4 mA
  • Section 2: Gm = 7.8 ; Ia = 14.8 mA

Valve 2:

  • Section 1: Gm = 7.5 ; Ia = 14.2 mA
  • Section 2: Gm = 8.4 ; Ia = 15.6 mA
Additional Tests Performed:
  • Microphonics: Low. Tested and approved for use in hi-fi and guitar amplifiers.
  • Output Quality: Excellent – Very strong and stable output, no fluctuations.
  • Short circuits and GAS: Absent.

Conditions:

  • Condition: NOS - NIB - New Old Stock, New In Box - Tested and working - Supplied in original box.
  • Functionality: Fully functional.
  • Aesthetic condition: Very good – Clearly legible writing with minor signs of wear, no obvious defects. See photos for details.
  • Manufacturing Code: -

Find out why our valves are different →

Terms of Sale & Safety

Sales Terms & Product Safety

Each vacuum tube is carefully selected, tested, and verified in our laboratory before shipment. Where stated in the listing, test results, matching data, and declared characteristics refer to measurements performed using the specified test equipment and operating conditions.

Sound descriptions are provided for guidance only and reflect the characteristics generally associated with that particular tube type. Personal sound preferences, tube rolling, or perceived differences between audio systems do not constitute a product defect.

Before installation, please verify the tube’s electrical and mechanical compatibility with your equipment and follow the manufacturer’s instructions.

New production and NOS tubes are shipped with a tamper-evident security seal and internal technical documentation to ensure traceability of the product’s condition at the time of shipment.

Product Safety (GPSR)

Vacuum tubes are electronic components intended exclusively for use in compatible equipment and must be installed in accordance with the equipment manufacturer’s instructions.

Due to their historical or vintage nature, certain technical specifications may be based on original datasheets or equivalent technical documentation when documentation from the specific manufacturer is unavailable.

Use only with suitable equipment. Keep out of reach of children.

Shipping & Returns

Shipping & Returns

We ship worldwide using carefully selected express carriers and protective packaging specifically designed for vacuum tubes.

If you change your mind, you may exercise your right of withdrawal within 14 days of delivery, where applicable under the relevant consumer protection laws. The product must be returned complete with its original packaging and accessories, in the same commercial condition in which it was received. Return shipping costs are the responsibility of the customer.

Every returned item undergoes a technical inspection. Installation, use, tube rolling, or any other handling may reduce the product’s commercial value and may affect the refund amount, in accordance with applicable law.

If you believe the product has a lack of conformity, our laboratory will carry out the necessary inspections and apply the remedies provided by the applicable consumer protection legislation.

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
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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.