You are looking at a lovely strong matched pair of rare Tung Sol USA black glass 12AU7's, a premium ECC82/12AU7 that is highly sought after. These are identical RCA USA manufacture tubes. The printing

 

OVERSEAS BUYERS MUST CONTACT US PRIOR TO BIDDING ON ANY OF OUR ITEMS DUE TO LANGUAGE BARRIERS AND TRANSIT/SHIPPING TIMES (up to 8 weeks as per carrier) OR WE MAY CANCEL BIDS/TRANSACTIONS. WE HAVE HAD

 

6S45P-E / WE437 Hi-End Triode Tubes 2 pcs Product Description High-quality Soviet Hi-End Triode Tubes 6S45P-E. Made in USSR. "OTK" marking. The 6S45P-E is a high-durable, long-life triode tube used as

 

I bought this tube to photograph for my vacuum tube t shirts. I have no way to test it so im selling it as is. The glass is in good shape. The label on the glass is clean and sharp. Please look at my

 

I purchased this metre a few years ago from Ebay USA. I used it a few times when I built a few valve amplifiers. I may even have the origional manual if I can find it. However you can download both th

 

Here are 2 GE/RCA 6CA4/EZ81 rectifier tubes Tests matched and strong on a Heathkit TT-1 mutual conductance tube tester Please be courteous and pay promptly within 2-3 days. BE SURE TO CHECK OUT OUR OT

 

You are bidding on the following tubes: 2 - 12AT7/ECC81 Amperex Orange global label made in Great Britain. Both test extremely well. One is 100/100 and the other is 98/96. 3 - 7025 Amperex Orange glob

 

Up for sale is one working technics sl-d303 turntable, its in great shape, especially for its age. Includes the clear dust cover and still has all 4 rubber feet. The cover has scratches on it. I playe

 

This is a 6AS7G RCA Made in USA * New in box * Hard to get these originals * Tested on my CT160 AVO - all my valves are NOS and are tested to meet Philips valve data specs * Used in high end audio amp

 

10x Siemens Thyratron STE1000/02/03 (STE 1000/02/03) New old stock. In original box. Picture only shows one ... however, this auction will get you ten tubes! Terms of Sales: Payment should be sent wit