Our tubes are tested on tube testers only, they are not tested in an audio setting, we are not equipped to handle such test. These metal base Sylvania 6sn7w tubes tested on the tv7 tester at 92/96 and 98/100. Have a look and have a great day. The item “Vintage radio amplifier tubes 6sn7w metal base sylvania pair” is in sale since Tuesday, November 08, 2016. This item is in the category “Consumer Electronics\Vintage Electronics\Vintage Audio & Video\Vintage Parts & Accessories\Vintage Tubes & Tube Sockets”. The seller is “theabusa” and is located in Pyatt, Arkansas. This item can be shipped to United States, to Canada, to United Kingdom, DK, RO, SK, BG, CZ, FI, HU, LV, LT, MT, EE, to Australia, GR, PT, CY, SI, to Japan, to China, SE, KR, ID, to Taiwan, ZA, TH, to Belgium, to France, to Hong Kong, to Ireland, to Netherlands, PL, to Spain, to Italy, to Germany, to Austria, IL, to Mexico, to New Zealand, SG, to Switzerland, NO, SA, UA, AE, QA, KW, BH, HR, MY, CL, CO, CR, DO, PA, TT, GT, SV, HN, JM, AG, AW, BZ, DM, GD, KN, LC, MS, TC, BB, BD, BM, BN, BO, EC, EG, GF, GG, GI, GP, IS, JE, JO, KH, KY, LI, LK, LU, MC, MO, MQ, MV, NI, OM, PE, PK, PY, RE.

• Type: radio tubes
• Brand: SYLVANIA
• Model: 6sn7w
• Country/Region of Manufacture: United States