{"title":"Sony HF-ES: Single-Crystal Gamma Ferric Type I Cassettes","description":"\u003ch1 data-path-to-node=\"6\"\u003eSony HF-ES: The Pinnacle of Single-Crystal Gamma Ferric Technology\u003c\/h1\u003e\n\u003cp data-path-to-node=\"7\"\u003eThe Sony HF-ES (High Fidelity Elevated Standard) is the audiophile’s answer to the limitations of the Type I format. While standard ferric tapes utilize irregular particle shapes that increase background hiss, the HF-ES is engineered with \u003cb data-index-in-node=\"236\" data-path-to-node=\"7\"\u003eSingle-Crystal Gamma Ferric\u003c\/b\u003e particles. This uniform molecular structure allows for a significantly higher packing density on the tape ribbon, resulting in a signal-to-noise ratio that exceeds most Type II and even type IV tapes. These are also known as \"Super Ferrics\".\u003c\/p\u003e\n\u003ch2 data-path-to-node=\"8\"\u003eThe Physics of Single-Crystal Gamma Ferric\u003c\/h2\u003e\n\u003cp data-path-to-node=\"9\"\u003eTo understand the HF-ES, you must understand the \"Crystal Gamma\" formulation. By refining the ferric oxide into single-crystal structures, Sony achieved:\u003c\/p\u003e\n\u003col data-path-to-node=\"10\" start=\"1\"\u003e\n\u003cli\u003e\n\u003cp id=\"p-rc_135d6f9e0adf0f44-184\" data-path-to-node=\"10,0,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"10,0,0\"\u003eReduced Modulation Noise:\u003c\/b\u003e\u003cspan class=\"citation-346 citation-end-346\"\u003e Smoother particle surfaces lead to less friction against the playback head.\u003csup data-turn-source-index=\"2\" class=\"superscript\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,1,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"10,1,0\"\u003eIncreased Retentivity:\u003c\/b\u003e The ability of the tape to \"hold\" a magnetic charge is vastly improved, specifically in the high-frequency spectrum.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,2,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"10,2,0\"\u003eHigh-Bias Sound on a 120 µs EQ:\u003c\/b\u003e The HF-ES provides the \"bottom-end punch\" characteristic of Type I tapes while delivering the clarity usually reserved for Type II.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2 data-path-to-node=\"11\"\u003eTechnical Comparison: Sony HF vs. Sony HF-ES\u003c\/h2\u003e\n\u003ctable data-path-to-node=\"12\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMetric\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSony HF (Standard)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSony HF-ES (Professional)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"12,1,0,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"12,1,0,0\"\u003eMagnetic Particle\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"12,1,1,0\"\u003eGamma Ferric\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"12,1,2,0\"\u003eSingle-Crystal Gamma Ferric\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"12,2,0,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"12,2,0,0\"\u003eCoating Density\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"12,2,1,0\"\u003eStandard\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"12,2,2,0\"\u003eHigh-Density Epitaxial\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"12,3,0,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"12,3,0,0\"\u003eMOL (315 Hz)\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"12,3,1,0\"\u003e+2.0 dB\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"12,3,2,0\"\u003e+4.5 dB\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"12,4,0,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"12,4,0,0\"\u003eSignal-to-Noise\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"12,4,1,0\"\u003e50 dB\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"12,4,2,0\"\u003e58 dB+\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"12,5,0,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"12,5,0,0\"\u003eBest For\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"12,5,1,0\"\u003eVoice \/ Casual Music\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"12,5,2,0\"\u003eJazz, Acoustic, Critical Mastering\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 data-path-to-node=\"13\"\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch2 data-path-to-node=\"13\"\u003eWhy the HF-ES is a \"Type II Killer\"\u003c\/h2\u003e\n\u003cp data-path-to-node=\"14\"\u003eExperienced recordists often prefer the Sony HF-ES over mid-grade Type II tapes. Because it uses the \u003cb data-index-in-node=\"101\" data-path-to-node=\"14\"\u003e120 µs Normal Position equalization\u003c\/b\u003e, it avoids the \"thinning\" of low frequencies sometimes found in 70 µs Type II recordings. On a properly calibrated 3-head deck, the HF-ES provides a massive soundstage with a transparent top end that defies the \"Normal\" label.\u003c\/p\u003e\n\u003cp data-path-to-node=\"14\"\u003e\u003ca href=\"https:\/\/ultraferric.com\/collections\/sony-hf-normal-position\" title=\"Sony HF Normal Bias Cassette Tapes\" rel=\"noopener\" target=\"_blank\"\u003eExplore The Full Sony HF Collection\u003c\/a\u003e\u003c\/p\u003e","products":[{"product_id":"sony-hf-es-1985-jp","title":"Sony HF-ES Type I - 1985 JP","description":"\u003ch1\u003eSony HF-ES (1985 JP) Cassette Tape\u003c\/h1\u003e\n\u003ch3\u003eC-Stock Information - Important!\u003c\/h3\u003e\n\u003cp\u003ePlease read our \u003ca href=\"..\/collections\/c-stock\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eC Stock collection page\u003c\/a\u003e terms carefully before purchasing any C Stock items.\u003c\/p\u003e\n\u003ch2\u003e Sony HF-ES  Cassette Description\u003c\/h2\u003e\n\u003cp\u003eThe Sony HF-ES (1985 JP) cassette tape is a high-quality audio cassette designed for professional and high-fidelity audio applications. It is part of Sony's HF series, known for its excellent magnetic properties and compatibility with various audio equipment.\u003c\/p\u003e\n\n\u003ch2\u003e Sony HF-ES  Technical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelative Sensitivity\u003c\/strong\u003e: +0.8 dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTHD @ Dolby Level\u003c\/strong\u003e: 0.27%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMOL400(1%)\u003c\/strong\u003e: +4.1 dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMOL400(3%)\u003c\/strong\u003e: +7.1 dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMOL1k(3%)\u003c\/strong\u003e: +5.7 dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSOL10k\u003c\/strong\u003e: -0.4 dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBias Noise\u003c\/strong\u003e: -50.0 dB, -53.6 dB(A)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDynamic Range\u003c\/strong\u003e: 60.7 dB\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cul\u003e\n\u003cli\u003e\"The Sony HF-ES cassette tape offers exceptional sound quality and stability. It is a reliable choice for high-fidelity audio recordings.\"\u003c\/li\u003e\n\u003cli\u003e\"This tape provides a very nice MOL\/SOL balance, making it suitable for a wide range of audio applications.\"\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003e Sony HF-ES  Key Features\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnetic Properties\u003c\/strong\u003e: The tape features high-quality magnetic particles, ensuring excellent signal-to-noise ratio and dynamic range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility\u003c\/strong\u003e: It is compatible with various audio equipment, including those that adhere to IEC standards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSound Quality\u003c\/strong\u003e: The tape is designed to provide clear and stable audio signals, making it ideal for professional and high-fidelity applications.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eImprovements over Previous Generation\u003c\/h2\u003e\n\u003cp\u003eThe Sony HF-ES cassette tape offers improvements in terms of its magnetic properties and sound quality compared to its predecessors. Specifically, it has a higher relative sensitivity and lower THD, indicating better performance in capturing and reproducing audio signals.\u003c\/p\u003e","brand":"Sony","offers":[{"title":"90","offer_id":50028088459583,"sku":null,"price":55.4,"currency_code":"USD","in_stock":false},{"title":"60","offer_id":50258174017855,"sku":null,"price":50.72,"currency_code":"USD","in_stock":true},{"title":"60 (B Stock)","offer_id":49830461964607,"sku":null,"price":48.13,"currency_code":"USD","in_stock":true},{"title":"46","offer_id":47157051719999,"sku":"","price":42.82,"currency_code":"USD","in_stock":true},{"title":"90 (2 Pack)","offer_id":48068949213503,"sku":"","price":105.06,"currency_code":"USD","in_stock":true},{"title":"60 (2 Pack)","offer_id":49096997110079,"sku":"","price":96.29,"currency_code":"USD","in_stock":true},{"title":"46 (2 Pack)","offer_id":48068949279039,"sku":"","price":93.49,"currency_code":"USD","in_stock":true},{"title":"46 (3 Pack)","offer_id":49705139011903,"sku":"","price":116.74,"currency_code":"USD","in_stock":true},{"title":"90 (C Stock - READ)","offer_id":49045249163583,"sku":"","price":24.74,"currency_code":"USD","in_stock":true},{"title":"60 (C Stock - READ)","offer_id":49045249294655,"sku":"","price":23.16,"currency_code":"USD","in_stock":true},{"title":"46 (C Stock - READ)","offer_id":49045249327423,"sku":"","price":21.71,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0794\/2261\/9967\/files\/IMG_4907s.jpg?v=1718561958"},{"product_id":"sony-hf-es-1988-jp","title":"Sony HF-ES Type I - 1988 JP","description":"\u003ch1\u003eSony HF-ES (1988 JP) Cassette Tape\u003c\/h1\u003e\n\u003ch3\u003eC-Stock Information - Important!\u003c\/h3\u003e\n\u003cp\u003ePlease read our \u003ca href=\"..\/collections\/c-stock\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eC Stock collection page\u003c\/a\u003e terms carefully before purchasing any C Stock items.\u003c\/p\u003e\n\u003ch2\u003e Sony HF-ES  Cassette Description\u003c\/h2\u003e\n\u003cp\u003eThe Sony HF-ES (1988 JP) is a high-quality, blank audio cassette tape designed for professional and enthusiast use. It is manufactured in Japan and features a Type 1 ferric-chrome blend, known for its balanced frequency response and high signal capacity.\u003c\/p\u003e\n\n\u003ch2\u003e Sony HF-ES  Technical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelative Sensitivity\u003c\/strong\u003e: +1.0 dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTHD @ Dolby Level\u003c\/strong\u003e: 0.45%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMOL400(1%)\u003c\/strong\u003e: +4.8 dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMOL400(3%)\u003c\/strong\u003e: +7.7 dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMOL1k(3%)\u003c\/strong\u003e: +6.7 dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSOL10k\u003c\/strong\u003e: -0.3 dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBias Noise\u003c\/strong\u003e: -49.7 dB, -53.2 dB(A)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDynamic Range\u003c\/strong\u003e: 60.9 dB\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003e Sony HF-ES  Key Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType 1 Ferric-Chrome Blend\u003c\/strong\u003e: Combines the deep bass of ferric with the high frequency response of chrome.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Signal Capacity\u003c\/strong\u003e: Does not require noise reduction (NR) due to its ability to handle high signal levels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBalanced Frequency Response\u003c\/strong\u003e: Provides clear and detailed audio reproduction.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eImprovements over Previous Generation\u003c\/h2\u003e\n\u003cp\u003eThe Sony HF-ES (1988 JP) offers improved dynamic range and sensitivity compared to earlier models, making it a reliable choice for high-quality audio recordings. Its balanced frequency response and high signal capacity make it suitable for a variety of applications, from music recording to voice-overs.\u003c\/p\u003e","brand":"Sony","offers":[{"title":"90","offer_id":51542019801407,"sku":null,"price":42.24,"currency_code":"USD","in_stock":false},{"title":"80","offer_id":48768613712191,"sku":"","price":40.4,"currency_code":"USD","in_stock":true},{"title":"60","offer_id":47218746327359,"sku":"","price":37.37,"currency_code":"USD","in_stock":true},{"title":"54","offer_id":48562797510975,"sku":"","price":36.64,"currency_code":"USD","in_stock":true},{"title":"46","offer_id":47218746360127,"sku":"","price":35.59,"currency_code":"USD","in_stock":true},{"title":"46 (EU)","offer_id":48562797543743,"sku":"","price":35.59,"currency_code":"USD","in_stock":true},{"title":"90 (2 Pack)","offer_id":47696434856255,"sku":"","price":81.3,"currency_code":"USD","in_stock":true},{"title":"80 (2 Pack)","offer_id":49766199361855,"sku":"","price":78.72,"currency_code":"USD","in_stock":false},{"title":"60 (2 Pack)","offer_id":49183661228351,"sku":"","price":73.68,"currency_code":"USD","in_stock":true},{"title":"60 (3 Pack)","offer_id":49368764776767,"sku":"","price":106.46,"currency_code":"USD","in_stock":true},{"title":"54 (2 Pack)","offer_id":49766199394623,"sku":"","price":71.71,"currency_code":"USD","in_stock":true},{"title":"54 (4 Pack)","offer_id":49705150153023,"sku":"","price":144.49,"currency_code":"USD","in_stock":true},{"title":"46 (2 Pack)","offer_id":49096840675647,"sku":"","price":69.9,"currency_code":"USD","in_stock":true},{"title":"46 (4 Pack)","offer_id":48292533993791,"sku":"","price":137.57,"currency_code":"USD","in_stock":true},{"title":"80 (B Stock)","offer_id":51542021144895,"sku":null,"price":35.99,"currency_code":"USD","in_stock":true},{"title":"54 (B Stock)","offer_id":51542021177663,"sku":null,"price":32.99,"currency_code":"USD","in_stock":false},{"title":"90 (C Stock - READ)","offer_id":49885307732287,"sku":"","price":21.59,"currency_code":"USD","in_stock":true},{"title":"60 (C Stock - READ)","offer_id":49885307765055,"sku":"","price":20.39,"currency_code":"USD","in_stock":true},{"title":"54 (C Stock - READ)","offer_id":49885307797823,"sku":"","price":19.79,"currency_code":"USD","in_stock":true},{"title":"46 (C Stock - READ)","offer_id":49885307830591,"sku":"","price":19.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0794\/2261\/9967\/files\/IMG_5139s.jpg?v=1718561486"},{"product_id":"sony-hf-es-1989-jp","title":"Sony HF-ES Type I - 1989 JP","description":"\u003ch1\u003eSony HF-ES (1989 JP) Cassette Tape\u003c\/h1\u003e\n\u003ch3\u003eC-Stock Information - Important!\u003c\/h3\u003e\n\u003cp\u003ePlease read our \u003ca href=\"..\/collections\/c-stock\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eC Stock collection page\u003c\/a\u003e terms carefully before purchasing any C Stock items.\u003c\/p\u003e\n\u003ch2\u003eSony HF-ES Cassette Description\u003c\/h2\u003e\n\u003cp\u003eThe Sony HF-ES cassette tape, introduced in 1989, is a high-quality audio cassette designed for professional and home recording applications. It is part of Sony's extensive range of magnetic tape products, known for their reliability and performance.\u003c\/p\u003e\n\u003ch2\u003eSony HF-ES Technical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType\u003c\/strong\u003e: Type I (IEC I)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnetic Material\u003c\/strong\u003e: Ferric oxide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBias Level\u003c\/strong\u003e: Standard bias\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplay Equalization\u003c\/strong\u003e: 120 μs (Philips specification)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Output Level (MOL)\u003c\/strong\u003e: 2.0 dB re 400-Hz Dolby Level at 100 Hz, 2.4 dB re 400-Hz Dolby Level at 400 Hz, and 2.5 dB re 400-Hz Dolby Level at 1 kHz.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal-to-Noise Ratio (S\/N Ratio)\u003c\/strong\u003e: 54.3 dB(A) at 0-dB input level.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\"The Sony HF-ES cassette tape has been a reliable choice for my audio recordings. It provides clear and crisp sound quality, making it ideal for both professional and home use.\"\u003c\/li\u003e\n\u003cli\u003e\"I have used the Sony HF-ES tape for years and have never experienced any issues with playback stability or signal dropouts. It's a great option for anyone looking for a high-quality blank tape.\"\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSony HF-ES Key Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnetic Tape Formulation\u003c\/strong\u003e: Ferric oxide, ensuring stable and consistent audio performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBias Level\u003c\/strong\u003e: Standard bias for optimal recording and playback.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplay Equalization\u003c\/strong\u003e: 120 μs, compensating for high-frequency losses during recording.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Output Level (MOL)\u003c\/strong\u003e: Designed to handle a wide range of audio frequencies without distortion.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eImprovements Over Previous Generation\u003c\/h2\u003e\n\u003cp\u003eThe Sony HF-ES cassette tape builds upon the reliability and performance of its predecessors by offering improved signal-to-noise ratio and consistent playback stability. Its ferric oxide formulation ensures that it maintains a high level of audio quality, making it suitable for both professional and home recording applications.\u003c\/p\u003e","brand":"Sony","offers":[{"title":"90","offer_id":49423690563903,"sku":"","price":43.14,"currency_code":"USD","in_stock":false},{"title":"74","offer_id":47454282580287,"sku":"","price":41.82,"currency_code":"USD","in_stock":true},{"title":"60","offer_id":47218762481983,"sku":"","price":41.28,"currency_code":"USD","in_stock":true},{"title":"54","offer_id":47344224895295,"sku":"","price":40.61,"currency_code":"USD","in_stock":true},{"title":"50","offer_id":47218768937279,"sku":"","price":40.03,"currency_code":"USD","in_stock":true},{"title":"46","offer_id":47218762514751,"sku":"","price":39.05,"currency_code":"USD","in_stock":true},{"title":"46 (B Stock)","offer_id":50994620727615,"sku":null,"price":30.1,"currency_code":"USD","in_stock":true},{"title":"90 (C Stock - READ)","offer_id":49885281747263,"sku":"","price":20.99,"currency_code":"USD","in_stock":true},{"title":"54 (C Stock - READ)","offer_id":49885281780031,"sku":"","price":17.39,"currency_code":"USD","in_stock":true},{"title":"46 (C Stock - READ)","offer_id":49885281812799,"sku":"","price":16.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0794\/2261\/9967\/files\/IMG_5622s.jpg?v=1723503908"},{"product_id":"sony-hf-es-1986-1987-jp","title":"Sony HF-ES Type I - 1986-1987 JP","description":"\u003ch1\u003eSony HF-ES (1986-1987 JP) Cassette Tape\u003c\/h1\u003e\n\u003ch3\u003eC-Stock Information - Important!\u003c\/h3\u003e\n\u003cp\u003ePlease read our \u003ca href=\"..\/collections\/c-stock\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eC Stock collection page\u003c\/a\u003e terms carefully before purchasing any C Stock items.\u003c\/p\u003e\n\u003ch2\u003eSony HF-ES (1986-1987 JP) Cassette Tape\u003c\/h2\u003e\n\n\u003ch2\u003e Sony HF-ES  Cassette Description\u003c\/h2\u003e\n\u003cp\u003eThe Sony HF-ES cassette tape is a high-quality, blank audio cassette designed for professional and home recording applications. It features a durable, black tape with excellent magnetic properties, ensuring reliable and consistent performance.\u003c\/p\u003e\n\n\u003ch2\u003e Sony HF-ES  Technical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelative Sensitivity\u003c\/strong\u003e: +0.8dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTHD @ Dolby Level\u003c\/strong\u003e: 0.27%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMOL400(1%)\u003c\/strong\u003e: +4.1dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMOL400(3%)\u003c\/strong\u003e: +7.1dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMOL1k(3%)\u003c\/strong\u003e: +5.7dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSOL10k\u003c\/strong\u003e: -0.4dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBias Noise\u003c\/strong\u003e: -50.0dB, -53.6dB(A)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDynamic Range\u003c\/strong\u003e: 60.7dB\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003e Sony HF-ES  Key Features\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Magnetic Quality\u003c\/strong\u003e: The tape features cobalt doping, which enhances its magnetic properties, resulting in better signal-to-noise ratio and improved dynamic range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction\u003c\/strong\u003e: The black tape is designed to be durable and resistant to wear and tear, ensuring consistent performance over time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExcellent Compatibility\u003c\/strong\u003e: The HF-ES is compatible with various recording equipment, including IEC 1 standards, making it versatile for different recording setups.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eImprovements over Previous Generation\u003c\/h2\u003e\n\u003cp\u003eThe Sony HF-ES (1986-1987) shows significant improvements over the 1986 HF-S model, particularly in its relative sensitivity and THD at Dolby level. The HF-ES offers a more balanced MOL\/SOL performance, making it a preferred choice for professional and home recordings.\u003c\/p\u003e","brand":"Sony","offers":[{"title":"90","offer_id":47686560055615,"sku":"","price":53.03,"currency_code":"USD","in_stock":false},{"title":"80","offer_id":48768551649599,"sku":"","price":50.7,"currency_code":"USD","in_stock":true},{"title":"54","offer_id":50028097044799,"sku":null,"price":43.66,"currency_code":"USD","in_stock":false},{"title":"46","offer_id":47686560153919,"sku":"","price":41.76,"currency_code":"USD","in_stock":true},{"title":"90 (2 Pack)","offer_id":47696443343167,"sku":"","price":92.21,"currency_code":"USD","in_stock":true},{"title":"80 (2 Pack)","offer_id":48274804474175,"sku":"","price":89.15,"currency_code":"USD","in_stock":true},{"title":"80 (2 Pack B Stock)","offer_id":48274804506943,"sku":"","price":86.03,"currency_code":"USD","in_stock":true},{"title":"90 (C Stock - READ)","offer_id":49198811775295,"sku":"","price":25.79,"currency_code":"USD","in_stock":true},{"title":"80 (C Stock - READ)","offer_id":49885294559551,"sku":"","price":25.19,"currency_code":"USD","in_stock":true},{"title":"60 (C Stock - READ)","offer_id":49198811840831,"sku":"","price":24.59,"currency_code":"USD","in_stock":true},{"title":"54 (C Stock - READ)","offer_id":49885294592319,"sku":"","price":23.39,"currency_code":"USD","in_stock":true},{"title":"46 (C Stock - READ)","offer_id":49198811873599,"sku":"","price":22.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0794\/2261\/9967\/files\/IMG_3947s.jpg?v=1707097705"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0794\/2261\/9967\/collections\/Sony_HF-ES_Type_I_Normal_Bias.jpg?v=1771030290","url":"https:\/\/ultraferric.com\/collections\/sony-hf-es-single-crystal-ferric.oembed","provider":"Ultra Ferric","version":"1.0","type":"link"}