Tung Sol 6v6 Nos, The new Tung Sol sound just a frog hair short of the NOS. I stopped using NOS power tubes in the FACS I started using an attenuator in the 5e3 so I put in new Tung Sol so as not to bang up the NOS just in case. I purchased these for a Marshall Clone that was used Pricing for 6v6 electron tubes varies significantly based on origin and condition: New Production: $10–$25 per tube (JJ, Electro-Harmonix, Tung-Sol reissue) Reconditioned / Speaking of 6l6's the short bottle Tung Sol 6l6STR is another great choice as a 5881 replacement or lower power 6l6. VOLTS VOL T s VOLTS Pair of Metal 6V6 tubes NOS in original boxes. Tested on a BK606 they both read 98. Tung-Sol was a legendary US manufacturer of high quality vacuum tubes. It has clear glass, black plates, and top Get the best deals for 6v6 Nos Tung-Sol at eBay. I’ve used currently and before OS matched The RI Tung Sols are pretty similar to NOS, probably more than people will give them credit for, but they don't quite have that clear top end you should hear from a strong old tube. I put a pair in a real Tweed Bassman, (had to adjust the I prefer the tung sols. Tung-Sol.