{"title":"Replacement Tube Sets","description":null,"products":[{"product_id":"lore-matched-12au7a-6189-5814a-driver-tube-set-pair","title":"12AU7 Tube Set - Pair","description":"\u003cp data-pm-slice=\"1 1 []\"\u003eThe LORE Matched 12AU7A \/ 6189 \/ 5814A Driver Tube Set consists of a carefully selected and matched pair of premium driver tubes for the LORE headphone amplifier. The 12AU7A is the standard commercial designation, while the 6189 and 5814A are premium ruggedized military-spec and industrial variants of the same tube family. Customers may select their preferred tube type, subject to availability, with every matched pair individually qualified for use in the LORE amplifier.\u003c\/p\u003e\n\u003cp\u003eEach tube is supplied in a standard white tube box bearing its Röhrentest characterization data label, providing a permanent record of its measured electrical characteristics and preserving the identity of each tube throughout its service life.\u003c\/p\u003e\n\u003cp\u003eThe result is a matched driver tube set that preserves the exceptional transparency, channel balance, low noise, and musical realism that define the LORE listening experience.\u003c\/p\u003e","brand":"Coffman Labs","offers":[{"title":"12AU7","offer_id":67097432129581,"sku":null,"price":250.0,"currency_code":"USD","in_stock":true},{"title":"6189","offer_id":67097432162349,"sku":null,"price":300.0,"currency_code":"USD","in_stock":true},{"title":"5814","offer_id":67097432195117,"sku":null,"price":350.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/3293\/2141\/files\/12AU7_TS.png?v=1784750291"},{"product_id":"25l6gt-tube-set-quad","title":"25L6GT Tube Set - Quad","description":"\u003cp data-pm-slice=\"1 1 []\"\u003eThe LORE Matched 25L6GT Power Tube Set consists of a carefully selected and matched quad of premium 25L6GT output tubes for the LORE headphone amplifier. Every tube is individually qualified and matched as a complete four-tube set to ensure consistent electrical performance, precise channel balance, and optimum operation in the LORE amplifier.\u003c\/p\u003e\n\u003cp\u003eEach tube is supplied in a standard white tube box bearing its Röhrentest characterization data label, providing a permanent record of its measured electrical characteristics and preserving the identity of each tube throughout its service life.\u003c\/p\u003e\n\u003cp\u003eThe result is a power tube set that delivers the exceptional dynamics, transparency, channel balance, and musical realism that define the LORE listening experience.\u003c\/p\u003e","brand":"Coffman Labs","offers":[{"title":"25L6GT","offer_id":67098146865197,"sku":null,"price":200.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/3293\/2141\/files\/25L6GT.png?v=1784752050"},{"product_id":"oc3-vr105-tube-set-pair","title":"OC3 \/ VR105 Tube Set - Pair","description":"\u003cp data-pm-slice=\"1 1 []\"\u003eThe LORE Matched OC3 \/ VR105 Regulator Tube Set consists of a carefully selected and matched pair of premium gas voltage regulator tubes for the LORE Dual-Mono Power Supply. The OC3 and VR105 are equivalent designations for the same voltage regulator tube. Customers may receive either designation, subject to availability, with every matched pair individually qualified for use in the LORE Dual-Mono Power Supply.\u003c\/p\u003e\n\u003cp\u003eEach tube is supplied in a standard white tube box bearing its Röhrentest characterization data label, providing a permanent record of its measured electrical characteristics and preserving the identity of each tube throughout its service life.\u003c\/p\u003e\n\u003cp\u003eThe result is a matched voltage regulator tube set that provides the precise voltage regulation, stability, and long-term reliability required to preserve the transparency, channel separation, and musical realism that define the LORE listening experience.\u003c\/p\u003e","brand":"Coffman Labs","offers":[{"title":"OC3 \/ VR105","offer_id":67098277511213,"sku":null,"price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/3293\/2141\/files\/OC3_VR105.png?v=1784753704"},{"product_id":"5ar4-gz34-tube-set-pair","title":"5AR4 \/ GZ34 Tube Set - Pair","description":"\u003cp data-pm-slice=\"1 1 []\"\u003eThe LORE Matched 5AR4 \/ GZ34 Rectifier Tube Set consists of a carefully selected and matched pair of premium rectifier tubes for the LORE Dual-Mono Power Supply. The 5AR4 and GZ34 are equivalent designations for the same rectifier tube. Customers may receive either designation, subject to availability, with every matched pair individually qualified for use in the LORE Dual-Mono Power Supply.\u003c\/p\u003e\n\u003cp\u003eEach tube is supplied in a standard white tube box bearing its Röhrentest characterization data label, providing a permanent record of its measured electrical characteristics and preserving the identity of each tube throughout its service life.\u003c\/p\u003e\n\u003cp\u003eThe result is a matched rectifier tube set that provides the stable, reliable high-voltage foundation required to preserve the dynamics, transparency, and musical realism that define the LORE listening experience.\u003c\/p\u003e","brand":"Coffman Labs","offers":[{"title":"5AR4 \/ GZ34","offer_id":67098301464621,"sku":null,"price":100.0,"currency_code":"USD","in_stock":true},{"title":"5AR4 Mullard","offer_id":67098332561453,"sku":null,"price":500.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/3293\/2141\/files\/GZ34.png?v=1784780914"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/3293\/2141\/collections\/Tubes_All.png?v=1784758188","url":"https:\/\/coffmanaudiolabs.com\/collections\/replacement-tube-sets.oembed","provider":"Coffman Labs","version":"1.0","type":"link"}