NOS MULLARD U. K. MADE 6AU6 EF94 LOW-NOISE MACINTOSH MR-67 71 PAIR fit for KING

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.

PRICE is for a MATCHED PAIR! World's Most Sought After 6AU6.

MAJESTIC QUALITY FOR FOR A KING! NOS 6AU6 Tube for Sony C37A and Altec 21. PICTURES OF THE ACTUAL NOS TUBES YOU WILL RECEIVE. 6AU6=EF94 / 6AU6A Sharp-Cutoff RF Pentode. Sony C37A and Altec 21 - C800G Sony mic - C37A Sony mic - McIntosh Model MR FM Tuners: MA 6 Multiplex adapter for MR66 x 1 tube MR 55 Tube.

X 3 tubes MR 55A Tube. X 4 tubes MR 65B Tube. X 4 tubes MR 66 Tube. X 4 tubes MR 67 Tube FM tuner. X 3 tubes MR 71 Tube.

Change your TUNER or MICROPHONE into something better with Original Authentic MULLARD. Tested on Amplitrex AT1000 Digital Tube Test System.

Tested on the Amplitrex AT-1000 with phenomenal results. Select 1 for a matched pair (2 tubes). THESE TUBES HAVA ZERO (0) uA leaks and zero (0) mA gas. Microphonic free Amplitrex Tested Tubes.

(4.40 mA/V = 4,400 GM or 100% factory specification). Actual tube was tested on the State-of-the-Art AMPLITREX AT-1000 Electron Tube Test System. TubeMuseum tested tubes takes the guesswork out of the process of selection delivering you the best Audio tubes that there possibly can be. Or the matched balanced pair!

We do not low declare and we insure for full value. RETURN AUTHORIZATION (RA) number and instructions is required before sending any items. We do not guarantee that your tester, or your tester's measurements will be the same as the Amplitrex AT-1000.

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