{"product_id":"tad-6550astr-4-selected-power-tubes-quartet-rt884","title":"TAD 6550ASTR\/4 Selected Power Tube Quartet","description":"\u003cp\u003e Discover the TAD 6550ASTR\/4 select power tubes, a quartet that reinterprets the classic GE6550A. Since September 2010, the TAD 6550A-STR has been manufactured with a stronger and exceptionally pure anode mat. Thanks to the extensive TAD burn-in and forming process, the 6550A-STR offers unparalleled consistency and stability, even surpassing the 6550C.\n\u003cbr\u003e\n\n\u003cbr\u003e\n This tube is perfect for critical applications like the Ampeg SVT (use only without a tube holder!). The TAD 6550A-STR features a heavy, straight glass envelope, a polished metal base, and the original triple getter construction. The result is a balanced tube known for its impressive bass and rich midrange.\n\u003cbr\u003e\n\n\u003cbr\u003e \nWith smooth, fluid bass and a natural tone, this tube has a wide, open character, making it extremely popular for bass guitar amplifiers and high-end hi-fi applications. The TAD 6550C-STR's specifications equal or exceed those of the classic 6550A tubes, making it a brilliant performer in any application requiring a 6550. Upgrade to the TAD 6550A-STR for unparalleled sound quality.\u003c\/p\u003e","brand":"TAD","offers":[{"title":"Default Title","offer_id":49216225050945,"sku":"6550ASTR\/4","price":512.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0824\/8449\/4657\/files\/43690.jpg?v=1723479818","url":"https:\/\/vdsinstrumenten.fr\/products\/tad-6550astr-4-selected-power-tubes-quartet-rt884","provider":"VDS instrumenten","version":"1.0","type":"link"}