🇬🇧 GEC L63 / 6J5 long bottle

Brown Base • Black Plate • Square Getter

Excellent Testing • Matched Pair • Made in England

🔶 RARE VINTAGE GEC L63 / 6J5 MATCHED PAIR

You are purchasing ONE MATCHED PAIR of genuine GEC L63 / 6J5 vacuum tubes, made in England.

These tubes feature:

• Original GEC construction

• Brown bases

• Black plates

• Square getters

• Made in England

• Excellent testing results

• Matched pair

• Suitable for audiophiles, tube rollers and collectors

The tubes shown in the photographs are the exact tubes you will receive.

📌 TESTING INFORMATION

This matched pair has been tested on both:

• Hickok TV-7/U

• AVO CT160

Both tubes tested very well and are offered as an excellent-testing matched pair.

The tubes have been carefully checked before listing. Please refer to the photographs for the physical condition and construction details.

🔶 ABOUT THE GEC L63 / 6J5

The GEC L63 is a British single-triode audio tube commonly associated with the 6J5 family.

It is used in various audio and electronic applications, including:

• Preamplifier circuits

• Driver stages

• Voltage amplification

• Vintage audio equipment

• Professional and communication equipment

Please check your equipment’s circuit requirements, socket wiring and operating specifications before purchasing.

Although the L63 is commonly associated with the 6J5 family, compatibility should always be confirmed with the equipment manufacturer or circuit documentation.

🔶 CONSTRUCTION AND COLLECTOR VALUE

This pair features the classic GEC brown-base construction with black plates and square getters.

The combination of the GEC brand, British manufacture, black-plate construction and square getter makes this pair particularly attractive to collectors of vintage British valves.

The tubes show the distinctive appearance associated with vintage GEC production.

Please carefully inspect all photographs for the exact cosmetic condition, internal structure and markings.

🔶 AUDIO PERFORMANCE

GEC L63 tubes are highly appreciated by many vintage audio enthusiasts and tube collectors.

In discussions among audiophiles, GEC L63 tubes are often associated with characteristics such as:

• Good resolution

• Clear and natural presentation

• Musical and coherent sound

• Good spatial reproduction

• Detailed midrange

• Smooth and balanced tonal character

As with all vintage tubes, the final sound depends on the amplifier design, operating point, circuit implementation and system matching.

In my own hi-fi system, these tubes sound wonderful.

They offer a natural and musically engaging presentation, making them suitable for listeners who enjoy both vocal music and instrumental recordings.

The tubes can be used for a wide range of musical styles, depending on the audio system and the listener’s personal preferences.

🔶 WHY CONSIDER THIS MATCHED PAIR?

• Genuine vintage GEC tubes

• Made in England

• Classic brown-base construction

• Black plates

• Square getters

• Excellent test results

• Tested on TV-7/U and AVO CT160

• Matched pair

• Attractive for both audio use and collection

• Carefully inspected before sale

This is a great opportunity for audiophiles and collectors looking for a genuine GEC L63 / 6J5 matched pair.

📸 WHAT YOU SEE IS WHAT YOU GET

The exact pair shown in the photographs is the pair you will receive.

Please review all photos carefully before purchasing.

📦 SHIPPING

📍 Ships from Hanoi, Vietnam 🇻🇳

The listed shipping price is for Regular Mail.

🚀 If you want Express Mail, please contact the seller before purchase for the available option and additional cost.

🛡️ 14-DAY WARRANTY

We provide a 14-day warranty against reasonable functional failure under normal operation.

❌ Not covered:

• Change of mind

• Dislike of the sound

• Wrong purchase or tube selection

• Incorrect installation

• Abuse, misuse or damage caused by the buyer

For an approved return, the buyer is responsible for return shipping costs unless otherwise required by eBay policy.

Thank you for choosing hanoitubes. 🙏

🇻🇳 hanoitubes

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