{"product_id":"5881-ts-p4","title":"(!!!!) (Best Pair #2) 5881 Tungsol used\/strong 1951 (67ma and 71ma) (1st series made)","description":"\u003cp\u003e1 Matched Pair) 5881 Tungsol used\/strong 1951 - 1st series made in white boxes\u003c\/p\u003e\n\u003cp\u003e1 tube) 71ma Gm=5750\u003c\/p\u003e\n\u003cp\u003e1 tube) 67ma Gm=5600 tilted glass\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eMatched on Amplitrex\u003c\/p\u003e\n\u003cp\u003eGood Ma range 55-70ma\u003c\/p\u003e\n\u003cp\u003eGood Gm = 4500-6000\u003cbr\u003e \u003c\/p\u003e\n\u003cp\u003erecommended for:\u003c\/p\u003e\n\u003cp\u003e- Pro Dawg (copy of 5E5A Circuit)\u003cbr\u003e- Naylor SD60\u003cbr\u003e- Fender Bassman RI 1956, 1959\u003cbr\u003e- Fender Pro-Amp 1962\u003cbr\u003e- Victoria Regal 2007\u003cbr\u003e- Melody SP3 amp\u003cbr\u003e- Heath W4AM mono amps\u003cbr\u003e- Audio Note SORO linestage\u003cbr\u003e- Mesa Boogie Mark 4\u003cbr\u003e- Supratek\u003cbr\u003e- CARR Rambler\u003cbr\u003e- Line6 Spider Valve 112 (2007) Reinhold Bogner Amplification UK\u003cbr\u003e- Clark Tyger 2011\u003cbr\u003e- Clark Piedmont 2003\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Tube World","offers":[{"title":"5881 pair","offer_id":506886381,"sku":"5881pr","price":198.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0333\/7633\/files\/6_da1f4196-5440-4b83-9275-5ed3b6ac2988.jpg?v=1787173940","url":"https:\/\/tubeworldexpress.com\/products\/5881-ts-p4","provider":"Tube World Express","version":"1.0","type":"link"}