{"product_id":"matched-pair-general-electric-ge-6sn7-27158","title":"Matched Pair General Electric GE 6SN7 6SN7GTB Vacuum Tubes Copper Support Rods NOS-Testing","description":"\u003cp\u003eThis new old stock-TESTING matched pair of GE 6SN7GTB dual triodes was tested on our Paul Hart-calibrated TV7\/U for shorts, gas and transconductance. There were no shorts or gas. \u003c\/p\u003e\n\u003cp\u003eTransconductance measured 82\/79 for Tube One and 80\/81 for Tube Two where minimum (65%) is 50\/50 and 100% is 77\/77.\u003c\/p\u003e\n\u003cp\u003eThey have side, harp getters; copper support rods; great flashing and 56-26 188-4 and 58-13 188-5 date\/factory codes, respectively. \u003c\/p\u003e\n\u003cp\u003eI have played them in my Radio Craftsmen RC-2 monoblocks and they sound great. They are dead quiet when the volume is muted and have excellent frequency response, sound-staging, and dynamics. \u003c\/p\u003e\n\u003cp\u003e35W4\u003c\/p\u003e","brand":"Lowtechelec","offers":[{"title":"Default Title","offer_id":62811148157087,"sku":null,"price":45.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0397\/5344\/9631\/files\/il_fullxfull.7584098587_l9o5.jpg?v=1781064556","url":"https:\/\/lowtechelec.com\/products\/matched-pair-general-electric-ge-6sn7-27158","provider":"Lowtechelec","version":"1.0","type":"link"}