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NOS 1960's VALVO 12AU7 ECC82 AMPEREX HOLLAND MATCHED PAIR TROPHY-QUALITY NEW TUBES,
NOS 1960's VALVO 12AU7 ECC82 AMPEREX HOLLAND MATCHED PAIR TROPHY-QUALITY TUBES # 1 (#296086076313)
THESE ARE FROM THE SAME HOLLAND FACTORY THAT LABELS THESE AS "BUGLE BOY", SAME TUBES AS BUGLE-BOY ECC82 ONLY VALVO ASKED THE HEERLEN FACTORY TO LABEL THEM!
SUPERB QUALITY THAT'S NEARLY IMPOSSIBLE TO FIND SO METICULOUSLY PRESERVED 59-YEAR OLD NEW OLD STOCK NEVER-SOLD GEMS, SECURELY PACKED, TESTED, AND PROMPTLY DELIVERED.
TUBEMUSEUM NEW YORK
NOS MUSEUM QUALITY TUBES*
VALVO AMPEREX HOLLAND FACTORY
ECC82 = 12AU7
NOS MATCHED PAIR
MADE IN HOLLAND in the 1960's
AMPEREX MADE with VALVO LOGO
REAL NEW-OLD-STOCK
No Difference than the 45-degree angled getter version as the insignificant angle of the getter does not help or hinder the operation or sound of the tube! Here you know the test results you are getting, and a PERFECT matched pair with NO guesswork or surprises upon arrival!
* A tube that has all characteristics equal to the PUBLISHED values, in other words that its PARAMETERS all lie in the centre of their BELL CURVE distributions.
SOME TUBES HAVE COSMETIC BLEMISHES
*Pictures of these "MADE IN THE HEERLEN HOLLAND FACTORY." ECC82 / 12AU7 PAIRS for Detailed sound!
*Silk-screen PRINT will VARY as this is a multiple item listing.
WE MATCH BY TEST RESULTS AND NOT COSMETICS!
Made in HOLLAND 59-years ago and still NEW!
ALL PAIRS HAVE NEAR-PERFECT QUALITY LETTERING
and MIRROR-MATCHED SIDES
CERTIFIED ULTRA-LOW-NOISE SPECIMENS
Symmetrically Balanced triodes!
QUITE RARE MIRROR-MATCHED NOS
BE THE FIRST TO EXPERIENCE THESE NOS ECC82's IN YOUR PREAMP
Pair 1: 2,200/2,200+ (100%/100%) SOLD
Pair 2: 2,200/2,200 (100%/100%) Available!
Pair 3: 2,200/2,200 (100%/100%) Available!
Pair 4: 2,200/2,200 (100%/100%) Available!
TESTED FOR NO MICRO-PHONICS, NO LEAKS, STABILITY AND LONGEVITY
QUIET TUBE-PERFORMANCE!
AMPLITREX AT1000 TESTED
Zero (0) Gas and Zero (0) H-to-K Leaks, as displayed in the Amplitrex AT1000 screen photos!
TubeMuseum tested tubes takes the guesswork out of the process of selection delivering you the best Audio tubes that there possibly can be.
* fixed-bias mode like Hickok testers!
* PASSED THE AMPLITREX DIGITAL TESTS = NO GAS and NO HEATER-TO-CATHODE LEAKS!
zero (0) Heater-to-Cathode leakage
ACTUAL PICTURES OF THE TUBE WITH THE 196x DELTA Δ CODE
example how to read: DATE CODE Δ5D1
Δ = PHILIPS HEERLEN HOLLAND
Precision tested in the Fixed-Bias Mode
Tested on Amplitrex AT1000 Digital Tube Test System
..." * Rp or plate resistance is the second most important parameter as it directly affects the output impedance of the preamp. Circuit designers are looking at Mu primarily, Rp next and we hardly care about Gm at all. Why then do most vendors measure Gm and Gm alone? Because most testers only measure Gm! No commercial tester ever measured Mu either (until the AMPLITREX AT1000 was introduced.) And even the Hickock, treasured for measuring Gm, doesn’t measure it meaningfully (due to current dependency), accurately (due to calibration difficulties) or consistently (due to internal circuit drift).'"...
This tube is known for excellent performance, smooth highs, liquid midrange, outstanding 3-D holographic soundstage, lots of open-air, inner detail, and overall perfect resolution and balanced sound.
Terms of Sale
PRICE IS EACH PAIR!
Silk-screen PRINT will VARY as this is a multiple item listing.
*Pictures of these "MADE IN THE HEERLEN HOLLAND FACTORY." ECC82 / 12AU7 PAIRS for Detailed sound!
Silk-screen PRINT will VARY as this is a multiple item listing.
WE MATCH BY TEST RESULTS AND NOT COSMETICS!
International Buyers – Please Note:
Please check with your country's customs office to determine what these additional costs will be prior to bidding or buying.
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.
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