{"product_id":"toshiba-6x4-vintage-rectifier-tube-nos-nib","title":"Toshiba 6X4 Vintage Rectifier Tube NOS NIB","description":"\u003cdiv class=\"\" data-turn-id-container=\"request-WEB:423c9f11-fe08-4f62-a83f-28460e7cea7d-1\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:423c9f11-fe08-4f62-a83f-28460e7cea7d-1\" data-testid=\"conversation-turn-4\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"1956f5ac-e710-4751-9e3b-847dbd7df687\" dir=\"auto\" data-message-model-slug=\"gpt-5-5\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full dark markdown-new-styling\"\u003e\n\u003cp data-start=\"0\" data-end=\"81\"\u003eThe vintage Toshiba 6X4 is one of the hidden gems of Japanese tube manufacturing.\u003c\/p\u003e\n\u003cp data-start=\"83\" data-end=\"444\"\u003eMade during the golden age of vacuum tubes, these compact rectifiers were built to extremely high standards and are known for their low noise, reliability, and smooth power delivery. Toshiba tubes from this era were heavily influenced by American and European manufacturing techniques, often delivering performance that rivals far more expensive vintage brands.\u003c\/p\u003e\n\u003cp data-start=\"446\" data-end=\"640\"\u003eCommonly used in vintage hi-fi gear, tuners, tape machines, and smaller tube amplifiers, the 6X4 helps provide the smooth, stable voltage that gives vintage equipment its natural feel and sound.\u003c\/p\u003e\n\u003cp data-start=\"642\" data-end=\"753\"\u003eThese are genuine vintage Toshiba-made tubes sourced from old repair shop stock and forgotten tube collections.\u003c\/p\u003e\n\u003cp data-start=\"755\" data-end=\"876\"\u003eEvery tube is thoroughly tested, verified for proper operating function, and backed by the Fuzz Audio one-year guarantee.\u003c\/p\u003e\n\u003cp data-start=\"878\" data-end=\"910\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cstrong data-start=\"878\" data-end=\"910\" data-is-last-node=\"\"\u003eTested. Matched. Guaranteed.\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Fuzz Audio","offers":[{"title":"Default Title","offer_id":42392039227427,"sku":null,"price":29.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0275\/0699\/9331\/files\/Toshiba_6X4_Vintage_Vacuum_Tube.jpg?v=1778197285","url":"https:\/\/fuzzaudio.shop\/en-ca\/products\/toshiba-6x4-vintage-rectifier-tube-nos-nib","provider":"Fuzz Audio","version":"1.0","type":"link"}