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AMPEREX

JAN 6922 NOS AMPEREX USA – Gold Pin – Large Halo Getter – Made in USA, late 1960s production, Hicksville era

JAN 6922 NOS AMPEREX USA – Gold Pin – Large Halo Getter – Made in USA, late 1960s production, Hicksville era

₩249,000 KRW
₩300,000 KRW ₩249,000 KRW
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JAN 6922 NOS AMPEREX USA – Gold Pin – Large Halo Getter – Made in USA, late 1960s production, Hicksville era

Description:

This 6922 / E88CC JAN AMPEREX is an authentic late 1960's American production, made in the USA during the Hicksville period.

The construction with Large Halo Getter , gold pins and JAN (Joint Army Navy) military marking identifies a selected version compliant with more stringent specifications than the standard consumer 6DJ8.

The internal structure, typically American, highlights:

  • Sturdy and well-sized plates
  • Solid internal supports
  • Thick and stable mica
  • Construction oriented towards reliability and durability

The tube is NOS (New Old Stock) and tested on Amplitrex AT-1000 with STRONG result, perfectly balanced sections.

Very well balanced sections, 100% conductance, stable electrical behavior.

Sound Characteristics

Bass: Solid and well-structured. The low end is fuller than European Heerlen productions, with greater density and control.

Mids: Natural and full, with a slightly more textured sound than the classic European "bright" sound. Excellent vocal reproduction and credible timbre.

Highs: Extended but never aggressive. The top end is clean, with fine grain and good micro-information.

Dynamics: Very stable and linear. Excellent transient response, consistent behavior even in high-resolution systems.

Soundstage: Well anchored and realistic scene, with good depth and correct separation of the sound planes.

🎧 Use in Hi-Fi Amplifiers

Ideal for:

  • Quality phono stages
  • Line stage preamplifiers
  • Tube DACs
  • Headphone amplifiers

The JAN version is particularly appreciated for its stability and silence.

🎯 Note for audiophiles and technicians

  • American production late 60s
  • Military version JAN
  • Gold pins
  • Large halo getter
  • Amplitrex test documented
  • Balanced sections
  • Robust and reliable construction

A select American 6922, designed for those who want a balanced, stable sound with more body than the European variants.

Test Results

Tested on AMPLITREX AT-1000 Tube Tester

Voltage Test: Va = 90V ; Vg = -1.2V
Average 100%: Gm = 12.5 ; Ia = 15.0 mA
TEST RESULT: VERY STRONG

Valve :

  • Section 1 : Gm = 12.5; Ia = 11.8 mA
  • Section 2 : Gm = 12.5; Ia = 12.0 mA

Additional Tests Performed:
  • Microphonics: Low. Tested and approved for use in hi-fi, phono stages, and guitar amplifiers, including V1.
  • Balance: The sections are coherent and well aligned, making the valve also suitable for use as a phase inverter in hi-fi and instrumental applications.
  • Output Quality: Excellent – ​​Very strong and stable output, no fluctuations.
  • Short circuits and GAS: Absent.

Conditions:

  • Condition: NOS - New Old Stock - Tested and working - Supplied in our custom box for optimal protection.
  • Functionality: Fully functional.
  • Aesthetic condition: Very good – Clearly legible writing with minor signs of wear, no obvious defects. See photos for details.
  • Manufacturing Code: Δ9A4 → Δ9A4 Δ → Heerlen (Holland), 9 (four digits) → 1969 - A → January - 4 → 4th week of the month

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.