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Original from 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 (first klystron tube). Welcome to the ...

 The Original Historic TubeMuseum, Tuxedo Park, New York / Sarasota, Fl.

TUBEMUSEUM NEW YORK

1959 SYLVANIA "TRIPLE-MICA" Phenomenal TUBES!


phe·nom·e·nal/fəˈnämənəl

1. Very remarkable; extraordinary.

2. Perceptible by the senses or through immediate experience.



TRIPLE MICA Elektronenröhre SELTENE NOS-TROPHY QUALITÄT
RARE NOS TROPHY-QUALITY

1959 NOS SYLVANIA U.S.A.F
12AT7-WA = ECC801S = CV4024
MATCHED PAIR
AMERICAN VERSION OF ECC801S
"TRIPLE-MICA"
DOUBLE-BAR "D-GETTERS"

NOS SYLVANIA USAF 12AT7WA ECC801S CV-4024 1959 TRIPLE-MICA MATCHED PAIR GOLD PRT - Picture 2 of 5

THE "PERFECT" 12AT7-WA TUBES
PERFECT MATCHED PAIR!
"TRIPLE-MICA"
"TRIPLE-MICA"
"TRIPLE-MICA"
DOUBLE-BAR "D-GETTERS"

Manufactured by Sylvania Electric
for 
THE UNITED STATES AIR FORCE
Contract Number AF 33 (604) 11467

These tubes are individually sound-auditioned in our Conrad-Johnson PV10A preamp to guarantee perfect performance


PAIR 1: (AVAILABLE)

TUBE 1:  5,500 / 5,500 uMhos (100%/100%)

TUBE 2:  5,800 / 5,700 uMhos (106%/ 103%)



 Premium Audio Tubes /Valves

RARE NOS TROPHY-QUALITY


1959 U.S.A.F. "TRIPLE-MICA -D-GETTER" 12AT7-WA Matched Tubes

THESE ARE GENUINE 1959 SYLVANIA USA TUBES 

NOS SYLVANIA USAF 12AT7WA ECC801S CV-4024 1959 TRIPLE-MICA MATCHED PAIR GOLD PRT - Picture 3 of 5

RARE NOS TROPHY-QUALITY

Impossible to find in NOS except from The Tube Museum here!

MATCHED TRIODE TUBES
"3-MICA with D-GETTERS"
Make your Sound 3 times Quieter!
"TRIPLE-MICA"
"TRIPLE-MICA"
"TRIPLE-MICA"


SIMPLY THE "PERFECT" 12AT7-WA TUBES!

Low-Noise Tested Microphonic Free on HICKOK 533

No H-to-K Leakage (Heater-to-Cathode) No leaks (0) zero!

You would be surprised how many tubes are "sold elsewhere with unreported and hidden" Heater-to-Cathode leaks! Any H-to-K leak will prevent a tube from reaching it correct operating point and could damage your preamp, so be sure and secure with Tube Museum Tested Tubes!


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


Terms of Auction

Domestic & International Buyer's Terms of Auction

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 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 our Hickok 533 or 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

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

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.


 Please SEE my other ebay Auctions :

 Visit this seller's eBay Store! 

 TUBEMUSEUM NEW YORK

1959 Sylvania "TRIPLE MICA - D-GETTERS"  Phenomenal TUBES!

phe·nom·e·nal/fəˈnämənəl

1. Very remarkable; extraordinary.

2. Perceptible by the senses or through immediate experience.


NOTICE: 

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