Description

WE ARE THE ORIGINAL 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® ) Welcome to ... TUBE MUSEUM NEW YORK It is our pleasure to inform you that The Tube Museum has been selected as the Winner for the 2021 Best of Tuxedo Park Awards in the category of Best Audiophile Dealer Awards. PRICE IS EACH MATCHED PAIR NOS PHILIPS MINIWATT GRACE KELLY "MONACO" MONZA FACTORY "MONACO GRAND PRIX" ECH83 = "6DS8" ( NOT ECC83/ 12AX7) From information on the web ( ECH83 versus ECH81 AT RADIOMUSEUM) we are told that these are may formable substitute for the ECH81 in certain applications 100% money back guarantee less shipping if not satisfied 2 EACH QUANTITY TUBES ATTENTION:* NOT * FOR DAYTON-AUDIO HTA AMPS These are 9-pin tubes and not 7-pin tubes! ATTENTION DAYTON HTA OWNERS with CHINESE (P.R.C.) 6P14A and (PRC) 6F1, or (PRC) 6F2: Can you use these tubes? No, you're screwed, sell that amp. Those 2 tubes are Chinese fake-number tubes that are not compatible with any legitimate substitute. Don't confuse these with Russian numbers with the P at the end (not A), because they don't conform with the International Philips-Standard Numbering system universally shared with USA and European tube numbers. Sorry to let you know this - but get rid of it and buy a preamp that uses universally accepted tubes. IF YOU PURCHASE FOR A DAYTON HTA THERE ARE NO RETURNS. "THESE TUBES LOOK AND SOUND SO BEAUTIFUL" - Princess Grace Kelly YOU GET A MATCHED PAIR PER BID PHILIPS tubes were the oldest and B est! AOSIBAO AV889 200Wx2 Stereo HIFI Bluetooth Tube Amplifier USB High Power ECH81 Professional Bile Vacuum Retro Home Amp DIY ECH81 HiFi Bluetooth 5.0 Vacuum Tube Power Amplifier COAX OPT Primary Amplifier USB Player ECH81 HiFi Bluetooth 5.0 Vacuum Tube Power Amplifier COAX OPT Preprimary Amplifier USB Player - Seefunkempfänger Skipsmottaker SM600 - CAR RADIOS & TV's THESE ECH83 ARE HAND SELECTED TUBES NOS MUSEUM QUALITY These were made decades ago! "Z" is the Factory Code for Philips Monza, Monaco You will feel great knowing that you chose a real NOS Tube Museum Tubes! TubeMuseum tested tubes takes the guesswork out of the process of selection delivering you the best Audio tubes that there possibly can be. 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. 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 sales are final with NO RETURNS on self installed mic tubes. 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 the 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 DEPENDING ON YOUR COUNTRY'S MAXIMUM INSURANCE RULES "PRIORITY or EXPRESS SHIPPING" may be required for certain countries , U.K.,Italy, Russia, Indonesia, Australia, Pacific Rim, and others.(Please kindly ASK before you bid or we reserve the right to cancel your bid) 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. Visit this seller's eBay Store! TUBE MUSEUM NEW YORK PayPal Welcome! NOTICE: All text & images © 2002-2024 Copyright © of The Tube Museum New York © All Rights Reserved By entering this site you are agreeing to be bound by the terms of this agreement. All photographs and text appearing in the Tube Museum New York (TubeMuseumUSA) site(s) are the exclusive property of The Tube Museum New York © (except where stated otherwise) and are protected under international copyright laws and treaties. They are made available for your personal viewing enjoyment only. No images or unique text are within the Public Domain. The photographs and text may not be copied, reproduced, redistributed, manipulated, projected, used, or altered in any way without the prior express written permission of The Tube Museum New York ©. The unauthorized reproduction or distribution of a copyrighted work, pictures, and text is illegal. 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