Historic TubeMuseum, Tuxedo Park, New York Established in 1928 as a premier research facility in Tuxedo Park, New York, that attracted such brilliant and most visionary minds of the twentieth century - Albert Einstein, Werner Heisenberg, James Franck, Niels Bohr and Enrico Fermi to name a few.  The Tuxedo Park lab attracted these top-flight scientists who experimented with audio, sound, time measurement, and radar waves. He turned this Tuxedo Park laboratory into a meeting place for the most visionary minds of the twentieth century; Albert Einstein, and the aforementioned scientists. Today this location is the home of The Tube Museum New York. ( featured on Wikipedia® )

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TUBEMUSEUM NEW YORK


PRICE is for a MATCHED PAIR!

NOS TUBE MUSEUM QUALITY

World's Oldest Most Sought After USA 6AU6


SYLVANIA 6AU6 = EF94


MADE IN USA 1950's

with SQUARE GETTER RINGS

Seventy-something (70) Year Old New Old-Stock


6AU6 = EF94

BALANCED MATCHED PAIR


LOW-NOISE AMPLITREX DIGITALLY TESTED


PRICE is for a MATCHED PAIR!

PICTURES OF THE ACTUAL NOS TUBES YOU WILL RECEIVE

6AU6=EF94 / 6AU6A Sharp-Cutoff RF Pentode

Recommended for:

McIntosh Tuners

- McIntosh Model MR FM Tuners:
MA 6 Multiplex adapter for MR66 x 1 tube
MR 55 Tube. AM-FM Mono. x 3 tubes
MR 55A Tube. AM-FM Mono. x 4 tubes.
MR 65 Tube. Mono. x 4 tubes
MR 65B Tube. FM tuner Stereo. x 4 tubes
MR 66 Tube. Mono/stereo. x 4 tubes
MR 67 Tube FM tuner. Stereo. x 3 tubes
MR 71 Tube. FM Stereo. x 4 tubes

 

Change your TUNER into something better with Original Authentic SYLVANIA 6AU6

LOW-NOISE AMPLITREX TESTED


6AU6 = EF94

Tested on Amplitrex AT1000 Digital Tube Test System

  

Tested on the Amplitrex AT-1000 with phenomenal results


Tubes test 5,000 & 5,100 mA/V = 113% & 115%


THIS TUBE HAS ZERO (0) uA leaks and zero (0) mA gas

microphonic free Amplitrex Tested Tube

*(4.40 mA/V = 4,400 GM or 100% factory specification)


Actual tubes ere tested on the State-of-the-Art AMPLITREX AT-1000 Electron Tube Test System


CERTIFIED ULTRA-LOW-NOISE MUSEUM SPECIMENS

TubeMuseum tested tubes takes the guesswork out of the process of selection delivering you the best Audio tubes that there possibly can be.   

Terms of Auction

Bid ONE (1) for for the matched balanced pair!

International Buyers - Please note: Import duties, taxes, and charges are not included in the item price or shipping cost. These charges are the buyer's responsibility. Please check with your country's customs office to determine what these additional costs will be prior to bidding or buying. 

We do not low declare and we insure for full value.

Per eBay's terms of service which every eBay account holder must agree to as part of being an eBay member, a bid is a legally binding contract. Please read the Terms & Conditions carefully before bidding. By bidding on this auction, you understand and agree to eBay's terms of service as well as all terms and conditions mentioned here.

Buyer pays all shipping, Item must be in original condition including cosmetic lettering on tubes so handle with white-glove care, un-used with all original boxes, packing material, environmentally safe cornstarch pellets, and shipping box. ALL RETURNS subject to a 10% handling charge. Absolutely NO RETURNS on special orders or best-offer deals. All sales are final with NO RETURNS on self installed mic tubes.

All exchanges must be pre-paid and returned in original packing, complete with no sign of wear or abuse, exactly the same condition as it was when you received it. In the event that the product is not in the same condition, and does not test the same as you received it, you will be subject to a refusal and return, a determined restocking fee, repair charge, or disqualification. RETURN AUTHORIZATION (RA) number and instructions is required before sending any items. Shipping and handling charges are non-refundable.

We do not guarantee that your tester, or your tester's measurements will be the same as the Amplitrex AT-1000. Older testers, different testers, or the same tester may report different test measurements, and may not measure the same tube meaningfully (due to current dependency), accurately (due to calibration difficulties) or consistently (due to internal circuit drift) There is no warranty or returns based on what any other tube tester reports.

THE COST OF ALL USA SHIPPING INCLUDES INSURANCE, TRACKING NUMBER AND DELIVERY CONFIRMATION

"EXPRESS SHIPPING" required for certain countries, (check first before you bid or we reserve the right to cancel your bid)


TUBEMUSEUM NEW YORK

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NOTICE: 

All text & images © 2002-2023 Copyright © of The Tube Museum New York ©

All Rights Reserved


By entering this site you are agreeing to be bound by the terms of this agreement. All photographs and text appearing in the Tube Museum New York (TubeMuseumUSA) site(s) are the exclusive property of The Tube Museum New York © (except where stated otherwise) and are protected under international copyright laws and treaties. They are made available for your personal viewing enjoyment only. No images or unique text are within the Public Domain. The photographs and text may not be copied, reproduced, redistributed, manipulated, projected, used, or altered in any way without the prior express written permission of The Tube Museum New York ©.


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