This new old stock, new in box, matched pair JJ ELECTRONIC ECC83S / ECC83 / 12AX7 tubes was tested on our Maxi Matcher 2 with measurements:Tube One: 91.2 Section A / 93.9 Section B (JJ logo and ECC83S stenciled on glass)Tube One Transconductance: 1843 Section A / 1830 Section BTube Two: 94.0 / 98.6 (JJ logo and ECC83S stenciled on glass)Tube Two Transconductance: 1914 / 1989On the Maxi Matcher 2, 100% = 92. Tube One: 99% / 102%; Tube Two: 102% / 107%Tubes have gray plates, a top large Halo getter with their premium spiral filament. Tubes were tested and matched for Gain. Sound tested on our shop head phone amp and they sound great.There are more tube varieties so please view my eBay store for your equipment needs.Tubes ships via United States Postal Service (USPS) First Class Mail with tracking for domestic U.S. sale; Priority Mail is an option. International orders ship via eBay International Shipping.Package weighs eight (8) ounces. Combined shipping always welcomed.TUBES ARE GUARANTEED GOOD AND IN WORKING ORDER AT SHIPMENT. TRANSIT VIA POST CAN DAMAGE TUBES. THIS IS NO FAULT OF OURS BUT THE THIRD PARTY ENTITY THAT IS DELIVERING ITEM(S) TO YOU, I.E, USPS, UPS, FEDEX, YOUR NATIONAL CARRIER IF INTERNATIONAL, ETC. PLEASE INSURE THEM! WE CANNOT GUARANTEE FAILURES ON YOUR EQUIPMENT AFTER POWER UP AS THERE IS NO WAY TO ASCERTAIN HOW TUBES WILL INTERACT WITH YOUR ELECTRONICS; NOR IS THERE A WAY TO DETERMINE WHETHER THEY MAY HAVE FATAL FLAWS IN TUBES THEMSELVES! THESE ARE USED VACUUM TUBES AND TIME MAY HAVE TAKEN A TOLL ON THEM OVER THE MANY YEARS SINCE THEY WERE MANUFACTURED. WE CAN ONLY TEST FOR THE PARAMETERS MENTIONED ABOVE IN ONE OR MORE OF THE FOLLOWING EQUIPMENT WE USE FOR MEASURING: TV-7/U, JACKSON 648 & MAXI MATCHER 2.

JJ Electronic ECC83S Vacuum Tubes Matched set of 4 x ECC83S/ 12AX7 preamp tubes by JJ, with 1 x balanced ECC83S/12AX7. Perfect for Guitar amplifiers. Bought for an amp that I no longer have and only used to test the amp for about an hour, so like new condition.

For sale is a lot of 5 new JJ ECC83S (premium spiral filament) / 7025 / 12AX7A vacuum tubes Test new on our calibrated Jackson 648a tester. Domestic shipping only

sounded great in a guitar amplifier, sold as-is.

Hello_Toredo Condition: Used / Fully operational Whats included: (NOS ) Mixed LOT (QTY. 2) JJ Tubes 12AT7 / ECC81, (QTY. 3) ECC83S / 12AX7Combined shipping: Once your order is placed, well go ahead and send over a revised invoice. Our return policy. Because of the size of our small operation, our return policy is very specific and is as follows: Items sold as new: If a new item is returned in a used condition, the return will not be accepted under any circumstance. Items sold as used: Our 30 day return policy is enforced, return will only be accepted if buyer has an adequate reason for return under the eBay 30 day money back guarantee. Otherwise a 15% restocking fee will apply. Items sold as-is for parts: No returns will be accepted. Orders placed, and paid: Buyer will have a 2 hour cancellation period to cancel the order for a full refund. Cancellation after this 2 hour period will incur a 15% restocking fee for time invested preparing the order. Who we are: As a small startup business we started 15 years ago here in Southern California. We specialize in sourcing and trading all categories of consumer goods. From the latest technology to rare collectibles, and everything in between. Our expert team has vast knowledge across all of these categories. After all these years of trading and with all the knowledge acquired in that time, we’ve finally decided to add the Ebay platform to our wide range of selling mediums in order to reach the widest audience possible. We take what we do very seriously, from our 5 stars in customer service reputation, to the items we continue to source, to the way we invest in the highest quality of shipping materials and supplies. Be confident that by choosing Toredo, you are choosing the best. Team Hello_Toredo

JJ Electronic ECC83S Vacuum Tube. Came in a brand new amp I bought - I have loads of this model valve already, so this is surplus to requirements. Grab a bargain.

Here is a nice JJ 12AX7 ECC83S radio transmitter guitar amp preamp vacuum tube that has gray plates and a top round getter, an extra top shield for low noise operations and tested good strong at 88/88 on my tester, minimum good is 56 and max is 100. It is in really nice clean condition with excellent labeling in its original box and might be NOS, see the pics for condition and all that is included. Guaranteed good to play!! It will be packaged for safe shipping. See my other items, vintage tubes and more. Shipping is done by USPS. Ebay automatically adds state sales tax. For multiple items, click Buy it Now or ADD TO CART, then Request Total From Seller to receive a combined invoice. The more you buy the more you save. No returns or refunds of any kind on International overseas sales.

RUBY ECC83S / 12AX7A Preamp Tube - Amplifier Vacuum Tube New In Box. You will receive the exact same tube that you see in the photos. You can be rest assured that your item will be packaged for protection in transit to you utilizing proper boxes, foam roll and bubble wrap when necessary. Peace ????? of mind promise that will make you Smile ; ) Multipoint Inspection and cleaning ; ) ?We know how important it is for your products to arrive cleaned and fully functioning according to our photos and description. All of our products are cleaned and sanitized prior to being introduced to our customers. We take the time to gather the data from all of our products with running rigorous test on all of our electronics to ensure they are accurately represented, wether it is fully function, or it is being sold as is and not working as stated in the description. Some products may be refurbished @ Deals2Smile4 Headquarters that we will note in detail of what services that were performed. Shipping ; ) ?We will guarantee professional shipping that will protect your items with high quality materials that include the following (based on the merchandise we are shipping and not limited to) - Heavy Duty Boxes, Protective Film, Bubble Wrap, Foam Cushions, Foam Blocks, Peanuts, Packing Paper, Bubble Mailers, Corner Guards, Double Boxing and etc. We guarantee that we will have your items shipped on time, and if for some reason your item is hung up somewhere or tracking is not updating for some reason, please feel free to reach out so we can find the answers together. If your package/box arrives and it appears to be damaged physically or by sound, please reach out to us immediately and take photos of the packaging so we are able address the situation with the postal service right away. It is very important to us that your package arrives to you safe and sound ; ) Recycle ?? ?We strive do our very best at doing our part when it comes to repurposing and recycling with materials for shipping our products. We may at times use news paper, magazine pages, paper, random branded boxes, foam cut outs and etc. The good thing is, we will NEVER sacrifice the quality of the shipping and handling! We want all of our wonderful customers to ALWAYS smile ???? when they open their purchased products. Return Policy : ) ?We guarantee that all of our products are always listed with the 100% intent of being as accurate as we possibly can. There is always a possibility of a typo or a an error that can potentially be made on our end without the intent of doing so. We are in the business of making it right for our customer and will always do everything possible to ensure we fulfill our promise of standing behind our products and how they are described with photos and descriptions. Please refer to your particular item you are purchasing for the return policy that would either be; No Returns Accepted or a 30 Day Return Policy with buyer paying for return shipping if item was accurately described. If item is not functioning or not as described, please reach out prior to opening a return so we are able to assist in finding a solution based on our collective findings. ???? - Feel free to reach out to us if you have any questions or if you are looking ???? for anything in particular! Thank you for choosing Deals2Smile4 : ) FOLLOW US AND GET EXCLUSIVE COUPONS!

4X JJ Electronics ECC83S 12AX7 Vacuum Tube Slovakia Sounds good Unknown hours My preamp uses 4 of these. They sounded good in my Doshi Alaap preamp, but I dont know the hours. Sold as is with no returns.

JJ Electronic ECC83S Vacuum Tube. Used

1 x - 12AX7 - ECC83S - GAIN FACTOR 100 + VALVE - FULLY TESTED - Great working condition JJ 12AX7 ECC83S - S FOR EXTRA AGRESSIVE SOUNDING VALVE - FULLY TESTED FULLY WORKING AND TESTED - sound great - very vintage sound - hardly used / tested great No longer needed

JJ Electronic ECC83S Vacuum Tube. Used Fully working.

JJ Electronic ECC83S Vacuum Tube. USED nearly new JJ Electronic valves from ToneVillage A genuine upgrade for many new amplifiers, often shipped with inferior stock valves JJ Electonic valves are among the best and most popular valves used today JJ valves provide excellent performance in both modern and vintage guitar amplifiers and are the perfect upgrade for new amplifiers often shipped with low quality valves ECC83S is a 12AX7 high gain pre-amplifying double triode. Thanks to its design it peforms with very low noise and low microphonics. Harmonically rich, with a detailed low end and a warm high end Every tube is electrically tested for all parameters which are the key to a flawless operation and a great sound. Specifically, these parameters include: leakage characteristics, internal vacuum level, cathode emission capability, filament voltage and current, anode current saturation level, microphony and others Each valve is both factory tested and tested by tone village before selling. We only bought last week to do our test.

3x Watford valves ECC83S 12AX7 double triodes. N.O.S.. ((Please see all pics))FREE UK ????????POSTAGE thanks for looking Any questions feel free to ask

Lot of 2 JJ Electronic 12AX7 ECC83S Vintage Electronic Preamp Vacuum Tubes Item Condition: These are new old stock tubes that were ordered quite some time ago and were never installed. These were shipped to us in Ruby Tubes boxes, however these are from JJ electronics. See photos.