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
| Feedback | From | When | |
 | Great tube, fast delivery, careful packing...thanks! | Buyer | During past month |
| NOS Telefunken EF86 DIAMOND West German single tube | US $149.95 |
| another out of this world tube, fast shipping, perfect!!! | Buyer | Mar-20-13 03:10 |
| NOS Telefunken EF86 DIAMOND West German single tube (#290878564704) | US $149.96 |
|
Very pleased - excellent transaction and ebayer - fast shipping - thanks again! | Mar-20-13 20:46 | |
| NOS Telefunken EF86 DIAMOND West German single tube (#290878564704) | US $149.95 |
PRICE IS EACH TUBE
BID ONE (1) FOR AN AMPLITREX DIGITALLY TESTED NOS TELEFUNKEN SINGLE VALVE!
<>NOS Telefunken EF86 DIAMOND <> TUBES 1960 Neumann U47 U48 U67 AC30
THE DIAMOND OR RHOMBUS (TILTED-SQUARE) LET'S YOU KNOW THAT THESE ARE 100% AUTHENTIC WEST-GERMAN TELEFUNKEN PRODUCT!
INSIDE THE RHOMBUS <19> THERE IS A NUMBER, EACH AMPLITREX TESTED TUBE BELOW CORRESPONDS WITH THE NUMBER IN THE < >
1960's TELEFUNKEN
Diamond < > Telefunken
EF86 = 6267
Pentode
SINGLE VALVE TUBE
TELEFUNKEN EF86!
The older and until now non-existant NOS 1960's EF86 were finest Professional triode-pentode tubes Telefunken or any manufacturer ever made! BEST SOUNDING, BEST MADE and MOST VALUABLE and RARE out of ALL the EF86 Amp and Audio tubes. You won't find other Extremely RARE Telefunken EF86 Amplitrex Tested tubes around - that's because they are kept and treasured by those who know which the BEST EF86 tubes are!
Would you feed yourself without knowing the ingredients? Of course not, so don't feed your preamp or microphone a tube not knowing the complete specifications! Here we have an excellent example of Telefunken's finest EF86 low-noise diamond tube.
Tube # 1: 2.00 mA/V (111%) 3.0mA (100% mA) SOLD! 7/7/20!
Tube # 2: 2.00 mA/V (100%) 3.0mA (100% mA) AVAILABLE!
TESTS BETTER THAN 100% of Hickok NOS
Actual tube was tested on the State-of-the-Art AMPLITREX AT-1000 Electron Tube Test System
Includes Amplitrex Computer Specifications from the actual tube:
AMPLITREX AT-1000 DIGITAL TESTER
CERTIFIED ULTRA-LOW-NOISE SPECIMEN
PRICE IS EACH TUBE
TubeMuseum tested tubes takes the guesswork out of the process of selection delivering you the best Audio tubes that there possibly can be.
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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.
THE COST OF ALL USA SHIPPING INCLUDES INSURANCE, TRACKING NUMBER AND DELIVERY CONFIRMATION
No zero (0) status bidders without permission, or we reserve the right to cancel your bid. Buyer is responsible for all import duties at price paid for item(s).
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TUBEMUSEUM NEW YORK
QUITE RARE & Phenomenal Sounding WESTERN GERMAN TUBE!
phe·nom·e·nal/fəˈnämənəl
1. Very remarkable; extraordinary.2. Perceptible by the senses or through immediate experience.
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BID ONE (1) FOR THIS VERY VERY RARE TELEFUNKEN VALVE!
Actual Feedback about Telefunken tubes:
another out of this world tube, fast shipping, perfect!!!
Buyer
Mar-20-13 03:10
NOS Telefunken EF86 DIAMOND West German single tube (#290878564704)
US $150.00
Very pleased - excellent transaction and ebayer - fast shipping - thanks again!
Mar-20-13 20:46
NOS Telefunken EF86 DIAMOND West German single tube (#290878564704)
US $149.96
I hear The Heavenly sound, very sonically & very proudly collecting The Telefunken
Apr-26