{"product_id":"300b-psvane-hifi-vacuum-tube-replaces-300bl-300b-t-300bs-300b-z-hifi-audio-valve-tube-amplifier-kit-diy-matched-quad","title":"300B PSVANE HIFI Vacuum Tube Replaces 300BL 300B-T 300BS 300B-Z HIFI Audio Valve Tube Amplifier Kit DIY Matched Quad","description":"\u003cdiv\u003e\n  \u003ch1\u003ePSVANE 300B HiFi Vacuum Tube – Precision Matched Quad for Pure Class A1 Audio\u003c\/h1\u003e\n\n  \u003cp\u003e\n    Bring classic tube warmth and breathtaking musicality back to your system with the \u003cb\u003ePSVANE 300B Vacuum Tube Matched Quad\u003c\/b\u003e. \n    Designed for discerning audiophiles and DIY builders, this directly heated triode delivers rich, lifelike sound and stable power \n    for single-ended Class A1 amplifiers where up to \u003cb\u003e10W\u003c\/b\u003e of output is required. Each tube is factory tested, genuine, and \n    \u003cb\u003eprecision matched\u003c\/b\u003e so your amplifier can perform at its absolute best.\n  \u003c\/p\u003e\n\n  \u003ch2\u003e🌟 Why You’ll Love It\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n      \u003cb\u003eAuthentic 300B sound signature\u003c\/b\u003e – Enjoy the classic, smooth, and musical midrange that has made 300B tubes legendary in HiFi audio.\n    \u003c\/li\u003e\n    \u003cli\u003e\n      \u003cb\u003eDirect replacement for multiple 300B types\u003c\/b\u003e – Compatible with \u003cb\u003e300BN, 300BT, 300BZ, 300BG, 7300B, 4300B, 300B-98, 300B series\u003c\/b\u003e, \n      making it ideal for upgrades and DIY amplifier projects.\n    \u003c\/li\u003e\n    \u003cli\u003e\n      \u003cb\u003eOptimized for Class A1 amplification\u003c\/b\u003e – A directly heated cathode medium power triode, perfect for audio amplifiers \n      requiring up to \u003cb\u003e10W\u003c\/b\u003e output power.\n    \u003c\/li\u003e\n    \u003cli\u003e\n      \u003cb\u003eFactory genuine \u0026amp; rigorously tested\u003c\/b\u003e – Every tube is \u003cb\u003ebrand-new, original factory product\u003c\/b\u003e, tested and matched for \n      consistent performance and channel balance.\n    \u003c\/li\u003e\n    \u003cli\u003e\n      \u003cb\u003ePrecision matched quad\u003c\/b\u003e – Purchase of \u003cb\u003e4 pieces\u003c\/b\u003e gives you a \u003cb\u003eprecision matched quad\u003c\/b\u003e, ideal for stereo power stages \n      and multi-tube designs. Matching for 2, 4, or 8 tubes available according to your needs.\n    \u003c\/li\u003e\n    \u003cli\u003e\n      \u003cb\u003eExtended 15‑month warranty\u003c\/b\u003e – Enjoy peace of mind with a \u003cb\u003e15-month warranty\u003c\/b\u003e from date of purchase and \n      \u003cb\u003efree replacement for any quality problems within one year\u003c\/b\u003e.\n    \u003c\/li\u003e\n    \u003cli\u003e\n      \u003cb\u003eSecure, shockproof packaging\u003c\/b\u003e – Multi-layer pearl cotton and bubble bags with reinforced protection ensure your tubes \n      arrive safely, ready to plug in and play.\n    \u003c\/li\u003e\n    \u003cli\u003e\n      \u003cb\u003eIdeal for HiFi enthusiasts \u0026amp; DIY builders\u003c\/b\u003e – Perfect for upgrading existing 300B amplifiers or building your own \n      high-end valve amplifier kit.\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003e⚙️ What’s Inside\u003c\/h2\u003e\n  \u003ctable style=\"width:100%; border-collapse:collapse; font-size:14px;\"\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:6px 4px; border-bottom:1px solid #ddd;\"\u003e\u003cb\u003eProduct Name\u003c\/b\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding:6px 4px; border-bottom:1px solid #ddd;\"\u003ePSVANE 300B Vacuum Tube Replace 300BN 300BT 300BZ 300BG 7300B 4300B 300b-98 300B series for HIFI Audio Valve Electronic Tube Amplifier Kit DIY Factory Genuine Tested and Precision Matched Quad\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:6px 4px; border-bottom:1px solid #ddd;\"\u003e\u003cb\u003eApplication\u003c\/b\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding:6px 4px; border-bottom:1px solid #ddd;\"\u003eDirectly heated cathode medium power triode for class A1 amplification. In the audio amplifier, it is suitable for the occasion where the output power is required to be 10W.\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/table\u003e\n\n  \u003ch3 style=\"margin-top:16px;\"\u003eLimit rating\u003c\/h3\u003e\n  \u003ctable style=\"width:100%; border-collapse:collapse; font-size:14px;\"\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:4px 4px;\"\u003eAnode voltage..................480V\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:4px 4px;\"\u003eAnode Dissipated Power............40W\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:4px 4px;\"\u003ecathode current\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:4px 4px;\"\u003eSelf-biased..................100 mA\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:4px 4px;\"\u003eFixed Bias..................70 mA\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/table\u003e\n\n  \u003ch3 style=\"margin-top:16px;\"\u003eInterpole capacitance\u003c\/h3\u003e\n  \u003ctable style=\"width:100%; border-collapse:collapse; font-size:14px;\"\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:4px 4px;\"\u003eInput Capacity .................. 9PF\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:4px 4px;\"\u003eOutput capacitance........................4.3PF\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:4px 4px;\"\u003eCross-circuit capacitance..................15PF\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/table\u003e\n\n  \u003ch3 style=\"margin-top:16px;\"\u003estatic parameters\u003c\/h3\u003e\n  \u003ctable style=\"width:100%; border-collapse:collapse; font-size:14px;\"\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:4px 4px;\"\u003eUa..............................300V\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:4px 4px;\"\u003e-Ug........................ 60 V\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:4px 4px;\"\u003eIa..............................60mA\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:4px 4px;\"\u003eGm..............................5.5mA\/V\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:4px 4px;\"\u003eRi..............................0.7 KΩ\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:4px 4px;\"\u003eμ.............................. 3.85\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:4px 4px;\"\u003ePout........................6.6W\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/table\u003e\n\n  \u003ch3 style=\"margin-top:16px;\"\u003eRecommended parameters\u003c\/h3\u003e\n  \u003ctable style=\"width:100%; border-collapse:collapse; font-size:14px;\"\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:4px 4px;\"\u003eUg\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:4px 4px;\"\u003eUa Uf(AC) Uf(DC) I a\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:4px 4px;\"\u003eV --~V----V---- mA\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:4px 4px;\"\u003e200--33--29.5 --77\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:4px 4px;\"\u003e200--45--41.5 --20\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:4px 4px;\"\u003e250--46--42.6 --74\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:4px 4px;\"\u003e250--57--53.6 --22\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:4px 4px;\"\u003e300--60--56.5 --68\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:4px 4px;\"\u003e300--70--66.5 --23\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:4px 4px;\"\u003e400--86--82.5 --68\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:4px 4px;\"\u003e400--98--94.5 --19\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/table\u003e\n\n  \u003ch3 style=\"margin-top:16px;\"\u003eLimit parameters\u003c\/h3\u003e\n  \u003ctable style=\"width:100%; border-collapse:collapse; font-size:14px;\"\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:4px 4px;\"\u003e450--100--96.5--60\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/table\u003e\n\n  \u003ch3 style=\"margin-top:16px;\"\u003eService warranty\u003c\/h3\u003e\n  \u003cp\u003e\n    The electronic tubes operated by our store are all \u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"LGBOZI BrandExport Store","offers":[{"title":"1PCS","offer_id":48106198859990,"sku":"12000037896268671","price":846.38,"currency_code":"USD","in_stock":false},{"title":"2pcs Matched Pair","offer_id":48106198892758,"sku":"12000037896268670","price":1725.85,"currency_code":"USD","in_stock":false},{"title":"4pcs Matched Quad","offer_id":48106198925526,"sku":"12000037896268669","price":3459.91,"currency_code":"USD","in_stock":false},{"title":"1PCS #2","offer_id":48106198958294,"sku":"12000037896268668","price":846.38,"currency_code":"USD","in_stock":false},{"title":"4pcs Matched Quad #2","offer_id":48106198991062,"sku":"12000037896268673","price":3459.91,"currency_code":"USD","in_stock":false},{"title":"2pcs Matched Pair #2","offer_id":48106199023830,"sku":"12000037896268672","price":1725.85,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0815\/0820\/4758\/files\/S76b71eb994784a5eb216414562c83266W.webp?v=1776159080","url":"https:\/\/powerglide-motorshop.myshopify.com\/products\/300b-psvane-hifi-vacuum-tube-replaces-300bl-300b-t-300bs-300b-z-hifi-audio-valve-tube-amplifier-kit-diy-matched-quad","provider":"AMPED RIDES ebikes and accessories","version":"1.0","type":"link"}