E80CC 12AU7 VALVO NOS NIB MATCHED PAIR BWB THE BEST!

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Visit this seller's eBay Store! TubeMuseum 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 INVENTED Welcome to the ... TubeMuseum BID ONE (1) FOR A RARE PERFECT PAIR or BID TWO (2) FOR THE QUAD!! PRICE IS FOR EACH BALANCED & MATCHED PAIR. BID 1 PER BALANCED & MATCHED TRIODE PAIR ! Matched & Balanced Triode Tubes with Uniquely Matched Plate-Resistance (Rp) & Tube-Gain (Mu) TUBE MUSEUM QUALITY E80CC VALVO NEW OLD STOCK NEW IN BOX "BWB" IS THE BEST! BALANCED MATCHED PAIR 1968 VALVO Phillips Heerlen version SUPER-QUIET AUDIO TUBES These GOLD-PIN E80CC are REALLY the ones you want! Best Quality "BWB" Bundesamt für Wehrtechnik und Beschaffung Tungsram tubes. MUSEUM QUALITY NOS NIB plus they are BWB eagle insignia tubes, Bundesamt für Wehrtechnik und Beschaffung (German: Federal Office of Defense Technology and Procurement) in addition, tested on state-of-the-art Amplitrex AT1000 digital Tube Test System . These are beautiful GOLD PIN E80CC (NOS NIB) with perfect lettering. They are dead quiet and also have one of the the most extended, powerful, and cleanest bass response yet. They are used as replacements for 12AU7 or 12AT7 9 pin signal tubes as their gain is in between both. Please check with your manufacturer if they are compatible with your preamp or tube gear as they draw a different current level than other small 12A*7 tubes. In almost all cases they are fine. They are also taller than the standard 12AU7 (about 1.75 times taller). All are ACTUAL PICTURES of the tubes you will receive! Upgrade your 12AU7 APPLICATION to QUIET LOW NOISE E80CC Only two factories produced these tubes: 1) The Phillips Heerlen versions, PW and standard (labeled Valvo in stock)2) The Tungsram version which is signified by the extra holes and Tungsram tag (labeled Siemens in stock).That is it. Nobody else made these tubes. The Phillips standard version are considered quite good and very rich sounding. Many audiophiles have found these tubes as a beautiful sounding 10,000 hour supertubereplacement for the 12AU7 signal tube. Apparently these are extraordinary in MiniMax preamps and certain Cary CD players BEAUTIFUL VINTAGE NEW OLD STOCK VALVO "BWB EAGLE" PREMIUM AUDIO TUBES! All are ACTUAL PICTURES of the tubes you will receive! Original PHILIPS HEERLEN - Includes ORIGINAL VALVO HAMBURG Factory labeled boxes shown VALVO PHILIPS FACTORY BWB INDUSTRIAL WELDED PLATE PREMIUM TUBE FEATURING HEERLEN HOLLAND MANUFACTURED IN 1968 Copper Plate Rods and silver support rods 1968 V intage Date Coded VB9 Δ 8E1 = 1968 manufacture date codes Welded Plates with non-corrosive GOLD plated pins LOW-NOISE DROP-IN PERFORMANCE UPGRADE to inferior stock tubes sold in today's systems! BWB tube SUPPLIED BY VALVO HAMBURG Tested on Amplitrex Digital Tube Test System (picture of back of tubes) All are ACTUAL PICTURES of the tubes you will receive! YOU GET TWO (2) NOS NIB "BWB" EAGLE MATCHED TUBES WITH BALANCED TRIODES PHILIPS / VALVO mfg. at Heerlen Holland. They don't make tubes as good as these anymore! These tubes were made in Heerlen, Holland identified by the delta Δ tube identification symbol of Philips Heerlen, Holland Stable VALVO PHILIPS BWB PERFORMANCE not found in today's Chinese or Russian tubes! These Beautiful VALVO NOS NIB tubes are out-of-production SUPERB SOUNDING Proven substitute for Superior Performance in your AUDIOPHILE PREAMP, extraordinary in MiniMax preamps and ce... read more

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