{"product_id":"12ax7-ecc83-nos-rca-by-mullard-short-gray-plates-halo-getter-made-in-gt-britain","title":"12AX7 \/ ECC83 NOS RCA by MULLARD – Short Gray Plates – Halo Getter – Made in GT. BRITAIN","description":"\u003cp\u003e \u003cstrong\u003e12AX7 \/ ECC83 NOS RCA by MULLARD Short Gray Plates – Halo Getter – Low Noise \u0026amp; Microphonics - Made in GT. BRITAIN\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003e \u003cstrong\u003eDescription:\u003c\/strong\u003e\n\u003c\/h3\u003e\n\n\u003cp data-start=\"0\" data-end=\"640\"\u003e The \u003cstrong data-start=\"33\" data-end=\"69\"\u003e12AX7 \/ ECC83 NOS RCA by MULLARD\u003c\/strong\u003e , \u003cstrong data-start=\"71\" data-end=\"96\"\u003eMade in Great Britain\u003c\/strong\u003e , is a highly prestigious signal valve, made by \u003cstrong data-start=\"158\" data-end=\"169\"\u003eMullard\u003c\/strong\u003e to the highest standards of British manufacturing and supplied to \u003cstrong data-start=\"243\" data-end=\"250\"\u003eRCA\u003c\/strong\u003e for hi-fi and professional applications. \u003cbr data-start=\"290\" data-end=\"293\"\u003eThe configuration with \u003cstrong data-start=\"315\" data-end=\"336\"\u003eshort gray plates\u003c\/strong\u003e and \u003cstrong data-start=\"339\" data-end=\"354\"\u003ehalo getter\u003c\/strong\u003e identifies one of the most balanced and reliable versions of the English ECC83, appreciated for its silence, operational stability and refined sound reproduction. The valve is \u003cstrong data-start=\"526\" data-end=\"533\"\u003eNOS\u003c\/strong\u003e , tested, with \u003cstrong data-start=\"548\" data-end=\"590\" data-is-only-node=\"\"\u003elow noise and contained microphonics\u003c\/strong\u003e , suitable even for sensitive positions in the circuit.\u003c\/p\u003e\n\n\u003ch3 data-start=\"642\" data-end=\"670\"\u003e \u003cstrong data-start=\"644\" data-end=\"670\"\u003eSound Characteristics\u003c\/strong\u003e\n\u003c\/h3\u003e\n\n\u003cp data-start=\"672\" data-end=\"827\"\u003e \u003cstrong data-start=\"672\" data-end=\"681\"\u003eBass:\u003c\/strong\u003e Compact, rounded, and well-controlled. The low range is tidy and coherent, with a natural support that doesn't weigh down the musical message.\u003c\/p\u003e\n\n \u003cp data-start=\"829\" data-end=\"1011\"\u003e\u003cstrong data-start=\"829\" data-end=\"837\"\u003eMids:\u003c\/strong\u003e The hallmark of the Mullard school. Rich, warm, and three-dimensional, with believable vocals and acoustic instruments rendered with great naturalness and harmonic texture.\u003c\/p\u003e\n\n\u003cp data-start=\"1013\" data-end=\"1164\"\u003e \u003cstrong data-start=\"1013\" data-end=\"1021\"\u003eHighs:\u003c\/strong\u003e Silky, well-extended, and perfectly integrated. The highs are refined and never aggressive, allowing for extended listening without fatigue.\u003c\/p\u003e\n\n\u003cp data-start=\"1166\" data-end=\"1307\"\u003e \u003cstrong data-start=\"1166\" data-end=\"1178\"\u003eDynamics:\u003c\/strong\u003e Smooth and natural. Excellent microdynamics and composed transient response, with a coherent and unrelenting musical delivery.\u003c\/p\u003e\n\n\u003cp data-start=\"1309\" data-end=\"1469\"\u003e \u003cstrong data-start=\"1309\" data-end=\"1323\"\u003eSoundstage:\u003c\/strong\u003e Wide, stable, and well-layered. The soundstage is believable and tidy, with natural separation of planes and precise focus.\u003c\/p\u003e\n\n\u003ch3 data-start=\"1471\" data-end=\"1744\"\u003e\n\n \u003cstrong\u003e🎧 Use in Hi-Fi Amplifiers\u003c\/strong\u003e\u003cbr data-start=\"1504\" data-end=\"1507\"\u003e\n\n\u003c\/h3\u003e\n\n \u003cp data-start=\"1471\" data-end=\"1744\"\u003eIdeal for input and preamplification stages in medium-high and high-end hi-fi systems, where \u003cstrong data-start=\"1621\" data-end=\"1672\"\u003emusicality, silence and tonal balance\u003c\/strong\u003e are sought. Particularly suitable for jazz, classical, vocal and acoustic music.\u003c\/p\u003e\n\n\u003ch3 data-start=\"1746\" data-end=\"2020\"\u003e\n\n \u003cstrong\u003e🎸 Use in Music Applications\u003c\/strong\u003e\u003cbr data-start=\"1781\" data-end=\"1784\"\u003e\n\n\u003c\/h3\u003e\n\n\u003cp data-start=\"1746\" data-end=\"2020\"\u003e Also highly prized in guitar amplifiers and vintage instruments, especially in sensitive positions like \u003cstrong data-start=\"1898\" data-end=\"1904\"\u003ethe V1\u003c\/strong\u003e , thanks to its \u003cstrong data-start=\"1915\" data-end=\"1947\"\u003elow noise and low microphonics\u003c\/strong\u003e . It offers rich harmonics and an authentically British sonic character.\u003c\/p\u003e\n\n\u003ch3 data-start=\"2022\" data-end=\"2152\"\u003e\n\n \u003cstrong\u003e🎯 Note for audiophiles and technicians\u003c\/strong\u003e\u003cbr\u003e\n\n\u003c\/h3\u003e\n\n\u003cul\u003e\n\n\u003cli data-start=\"2155\" data-end=\"2212\"\u003e authentic \u003cstrong data-start=\"2176\" data-end=\"2209\"\u003eMullard production Made in Great Britain\u003c\/strong\u003e ,\u003c\/li\u003e\n\n\u003cli data-start=\"2215\" data-end=\"2236\"\u003e \u003cstrong data-start=\"2226\" data-end=\"2233\"\u003eNOS\u003c\/strong\u003e condition,\u003c\/li\u003e\n\n\u003cli data-start=\"2239\" data-end=\"2284\"\u003e\n\n \u003cstrong data-start=\"2239\" data-end=\"2281\"\u003elow noise and limited microphonics\u003c\/strong\u003e ,\u003c\/li\u003e\n\n \u003cli data-start=\"2287\" data-end=\"2338\"\u003ewarm, natural and musically coherent timbre,\u003c\/li\u003e\n\n\u003cli data-start=\"2341\" data-end=\"2376\"\u003e concrete historical and sound value. \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp data-start=\"2378\" data-end=\"2588\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e A valve designed for those who want \u003cstrong data-start=\"2415\" data-end=\"2440\"\u003ethe true Mullard sound\u003c\/strong\u003e , elegant and timeless, capable of enhancing hi-fi and musical systems with naturalness and refinement, in full \u003cstrong data-start=\"2561\" data-end=\"2587\"\u003eVacuum Tubes Treasures\u003c\/strong\u003e style.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003e \u003cstrong\u003eTest Results:\u003c\/strong\u003e\n\u003c\/h3\u003e\n\n\u003cp\u003e Valve tested on \u003cstrong\u003eAMPLITREX AT-1000\u003c\/strong\u003e Tube Tester:\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eTest Conditions:\u003c\/strong\u003e \u003cspan\u003eVa = 250V ; Vg = -2V\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eAverage 100%:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eGm = 1600 ; Ia = 1.2 mA\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eTest Result:\u003c\/strong\u003e VERY STRONG\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003cstrong\u003eValve:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eSection 1:\u003c\/strong\u003e \u003cspan\u003eGm = 1600 ; Ia = 1.1 mA\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eSection 2:\u003c\/strong\u003e \u003cspan\u003eGm = 1700 ; Ia = 1.2 mA\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cdiv\u003e \u003cstrong\u003eAdditional Tests Performed:\u003c\/strong\u003e\n\u003c\/div\u003e\n\n\u003cul\u003e\n\n \u003cli\u003e\u003cspan\u003e\u003cstrong\u003eMicrophonics:\u003c\/strong\u003e Low. Tested and approved for use in hi-fi, including phono stages and guitar amplifiers. Also suitable for V1.\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e \u003cspan\u003e\u003cstrong\u003eNoise:\u003c\/strong\u003e Low and well-controlled. Silent operation in hi-fi and music amplifiers in the intended positions.\u003c\/span\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e \u003cspan\u003e\u003cstrong\u003eBalance:\u003c\/strong\u003e The sections present a coherent balance, fully compatible with use in hi-fi and musical amplifiers, in all applications where absolute symmetry between the sections is not required.\u003c\/span\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e \u003cspan\u003e\u003cstrong\u003eOutput Quality:\u003c\/strong\u003e Excellent – ​​Very strong and stable output, no fluctuations.\u003c\/span\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e \u003cspan\u003e\u003cstrong\u003eShort circuits and GAS:\u003c\/strong\u003e Absent.\u003c\/span\u003e\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003e \u003cstrong\u003eConditions:\u003c\/strong\u003e\n\u003c\/h3\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eCondition:\u003c\/strong\u003e NOS - New Old Stock - Tested and working - Supplied in our custom box for optimal protection.\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e \n\u003cstrong\u003eFunctionality:\u003c\/strong\u003e Fully functional.\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eCosmetic condition:\u003c\/strong\u003e Excellent – ​​Excellently preserved lettering, minimal signs of wear. See photos for details.\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eManufacturing Code:\u003c\/strong\u003e absent, identifiable by construction features. 1960s\u003cbr\u003e\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e \u003ca href=\"https:\/\/vacuumtubestreasures.com\/blogs\/notizie\/perche-le-nostre-valvole-sono-diverse\" title=\"Why our tubes are different – ​​the VTT protocol that improves sound, reliability and durability\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong\u003eFind out why our valves are different →\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"MULLARD","offers":[{"title":"Default Title","offer_id":56681322316124,"sku":"03414","price":169.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0616\/3775\/5127\/files\/1_bf8bfa3f-e9ba-4c7f-83c8-a86c61acea7d.jpg?v=1770645723","url":"https:\/\/vacuumtubestreasures.com\/en-hr\/products\/12ax7-ecc83-nos-rca-by-mullard-short-gray-plates-halo-getter-made-in-gt-britain","provider":"Vacuum Tubes Treasures","version":"1.0","type":"link"}