{"title":"Aurorasound","description":"\u003cp class=\"\" style=\"white-space: pre-wrap; text-align: center;\"\u003e\u003cspan style=\"color: rgb(228, 221, 221);\"\u003e\u003ca href=\"https:\/\/www.aurorasound.jp\/english.html\" style=\"color: rgb(228, 221, 221);\" target=\"_blank\"\u003eAurorasound\u003c\/a\u003e is a company from Yokohama, Japan. Designer and director Shinobu Karaki has over 28 years of experience working for Texas Instruments Japan Inc. He is also a passionate musician, music teacher and a first-grade audiophile for many years. His love of music, trained ears and extensive know-how in electronics and integrated circuits make Mr. Karaki the ideal person to design high-end audio devices.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"\" style=\"white-space: pre-wrap; text-align: center;\"\u003e\u003cspan style=\"color: rgb(228, 221, 221);\"\u003eShinobu Karaki-san's developments and designs are state-of-the-art innovative semiconductor technology and, combined with old-world craftsmanship, make his amplifiers very special and highly sought after.\u003c\/span\u003e\u003c\/p\u003e","products":[{"product_id":"aurorasound-heada-headphone-amplifier","title":"Aurorasound HEADA Headphone Amplifier","description":"\u003cp\u003eAurorasound HEADA Headphone Amplifier\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eThe HEADA Headphone Amplifier is Aurorasound’s latest development, created by Shuichi Karaki and built to the same standard as the VIDA phono stage and PREDA preamplifier. Designed around a fully balanced-drive architecture, it delivers high performance headphone amplification with exceptional control, clarity, and detail.\u003c\/p\u003e\n\u003cp\u003eKey features:\u003c\/p\u003e\n\u003cp\u003e• fully balanced-drive headphone amplifier\u003cbr\u003e• discrete transistor and FET amplifier modules (4 units)\u003cbr\u003e• high power toroidal transformer\u003cbr\u003e• high-speed regulated power supply\u003cbr\u003e• 4-pin XLR output\u003cbr\u003e• 2x 3-pin XLR outputs\u003cbr\u003e• standard headphone jack (single-ended)\u003cbr\u003e• low\/high gain switch for different headphone loads\u003cbr\u003e• dual input selector (XLR + RCA \/ RCA only)\u003cbr\u003e• pass-through output for system integration\u003cbr\u003e• large conductive plastic volume control (low tracking error)\u003cbr\u003e• real wood case with aluminium controls and metal isolation feet\u003c\/p\u003e\n\u003cp\u003eDesign and performance:\u003c\/p\u003e\n\u003cp\u003eThe balanced-drive amplifier design significantly improves performance by increasing slew rate and voltage swing while reducing distortion and crosstalk. By eliminating the shared ground plane, each channel operates independently, resulting in a cleaner, more precise signal.\u003c\/p\u003e\n\u003cp\u003eThis architecture allows the HEADA to deliver excellent control over demanding high-end headphone drivers, maintaining accuracy across the frequency range while preserving musical detail.\u003c\/p\u003e\n\u003cp\u003eThe four-wire balanced connection further enhances stereo imaging, providing a wider and more stable soundstage with improved separation and presence.\u003c\/p\u003e\n\u003cp\u003eMaterials and construction:\u003c\/p\u003e\n\u003cp\u003e• discrete transistor and FET amplification stages\u003cbr\u003e• precision volume control with low channel imbalance\u003cbr\u003e• toroidal transformer for stable power delivery\u003cbr\u003e• high-speed regulated power supply\u003cbr\u003e• high-quality XLR and RCA connectivity\u003cbr\u003e• solid aluminium control knob\u003cbr\u003e• wooden chassis with metal isolation feet\u003c\/p\u003e\n\u003cp\u003eThe amplifier modules are carefully designed to balance performance and reliability, using proven components and short signal paths to maintain signal integrity.\u003c\/p\u003e\n\u003cp\u003eSound characteristics:\u003c\/p\u003e\n\u003cp\u003e• wide, open soundstage\u003cbr\u003e• highly detailed and transparent presentation\u003cbr\u003e• tight, controlled low frequencies\u003cbr\u003e• clear and well-defined midrange\u003cbr\u003e• low distortion and minimal crosstalk\u003c\/p\u003e\n\u003cp\u003eThe balanced-drive system brings a more speaker-like presentation to headphone listening, with greater scale and realism compared to conventional single-ended designs.\u003c\/p\u003e\n\u003cp\u003eBuild and usability:\u003c\/p\u003e\n\u003cp\u003eThe HEADA combines high-end performance with practical flexibility. Multiple output options support a wide range of headphone connectors, while the gain switch allows compatibility with both sensitive and demanding headphones.\u003c\/p\u003e\n\u003cp\u003eThe pass-through output enables easy integration into a wider system without signal loss, and the dual input selection allows connection of multiple sources.\u003c\/p\u003e\n\u003cp\u003eThe design is finished in a vintage-inspired wooden chassis, maintaining Aurorasound’s distinctive aesthetic while offering a robust and well-built enclosure.\u003c\/p\u003e\n\u003cp\u003eNote:\u003c\/p\u003e\n\u003cp\u003eFor full performance, balanced headphones and appropriate cabling are recommended to take full advantage of the amplifier’s balanced-drive architecture.\u003cbr\u003e\u003c\/p\u003e","brand":"Aurorasound","offers":[{"title":"Default Title","offer_id":58297876775296,"sku":"RRS-HD-HDP-MPL","price":2899.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1002\/6926\/1184\/files\/rs_w_1200_h_1200-1_e07bbaaa-85e1-49c8-a90f-f73177d1c1e7.png?v=1781876727"},{"product_id":"aurorasound-pada-300b-mono-block-amplifiers-pair","title":"Aurorasound PADA-300B Mono Block Amplifiers (pair)","description":"\u003cp\u003eAurorasound PADA-300B Monoblock Amplifiers\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eThe PADA-300B is Shinobu Karaki’s latest amplifier design, a hybrid push-pull monoblock built around the iconic 300B valve. Combining transistor precision with classic tube output, it delivers 28 watts per channel with a focus on musicality, stability, and long-term reliability.\u003c\/p\u003e\n\u003cp\u003eKey features:\u003c\/p\u003e\n\u003cp\u003e• hybrid push-pull monoblock amplifier\u003cbr\u003e• 28 watts per channel output\u003cbr\u003e• 300B output valves (various options available)\u003cbr\u003e• transistor front-end with tube output stage\u003cbr\u003e• inter-stage transformer coupling\u003cbr\u003e• no negative feedback design\u003cbr\u003e• AC-driven filament supply\u003cbr\u003e• self-biasing circuit (no manual adjustment required)\u003cbr\u003e• independent power regulators (front-end and output stage)\u003cbr\u003e• silicon carbide Schottky diodes\u003cbr\u003e• polypropylene film capacitors throughout\u003cbr\u003e• vintage Japanese NEC and Toshiba transistors\u003cbr\u003e• Lundahl transformers\u003cbr\u003e• solid rosewood chassis with aluminium top plate\u003c\/p\u003e\n\u003cp\u003eDesign and performance:\u003c\/p\u003e\n\u003cp\u003eUnlike conventional hybrid amplifiers, the PADA-300B reverses the typical architecture by using transistors in the front-end and valves in the output stage. This allows the amplifier to benefit from the low distortion, high signal-to-noise ratio, and wide bandwidth of transistors, while retaining the natural tonal qualities of 300B tubes.\u003c\/p\u003e\n\u003cp\u003eAn inter-stage transformer is used to match signal levels and provide the correct drive for the output tubes, ensuring efficient operation and preserving signal integrity.\u003c\/p\u003e\n\u003cp\u003eThe amplifier operates without a negative feedback loop, relying instead on the inherent linearity of the 300B valves and high-quality transformers to achieve a natural and open sound.\u003c\/p\u003e\n\u003cp\u003eMaterials and construction:\u003c\/p\u003e\n\u003cp\u003e• vintage NEC and Toshiba transistors from the 1970–80s\u003cbr\u003e• Lundahl transformers for signal integrity\u003cbr\u003e• silicon carbide Schottky diodes for low-noise rectification\u003cbr\u003e• polypropylene film capacitors for stability and longevity\u003cbr\u003e• separate regulated power supplies for front-end and output stage\u003c\/p\u003e\n\u003cp\u003eThe use of independent power regulation ensures that demanding musical passages do not affect the stability of the input stage, maintaining control and dynamics under load.\u003c\/p\u003e\n\u003cp\u003eSound characteristics:\u003c\/p\u003e\n\u003cp\u003e• natural, open and spacious presentation\u003cbr\u003e• strong dynamic control with stable power delivery\u003cbr\u003e• low noise with high clarity\u003cbr\u003e• rich tonal character from 300B output stage\u003cbr\u003e• excellent balance between precision and warmth\u003c\/p\u003e\n\u003cp\u003eThe push-pull design allows the amplifier to deliver power with control while maintaining the tonal qualities associated with single-ended 300B designs.\u003c\/p\u003e\n\u003cp\u003eBuild and craftsmanship:\u003c\/p\u003e\n\u003cp\u003eThe chassis is constructed from 25mm thick solid oiled rosewood, handcrafted in Japan, providing both structural rigidity and resonance control. The top plate is made from 4mm thick solid aluminium, offering a non-magnetic platform for the circuitry.\u003c\/p\u003e\n\u003cp\u003eEach unit reflects Aurorasound’s approach of combining traditional materials with carefully selected components to achieve both performance and durability.\u003c\/p\u003e\n\u003cp\u003eNote:\u003c\/p\u003e\n\u003cp\u003eThe PADA-300B is supplied as a pair of monoblock amplifiers. Valve options include Takatsuki 300B or Western Electric 300B, or units can be supplied without valves depending on system requirements.\u003cbr\u003e\u003c\/p\u003e","brand":"Aurorasound","offers":[{"title":"Default Title","offer_id":58297876840832,"sku":"RRS-PD-300-MN","price":16499.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1002\/6926\/1184\/files\/pada300b-006_2048x2048_9cc07321-4d9e-4eec-aebe-12b6f43446f3.png?v=1781876729"},{"product_id":"aurorasound-vida-supreme","title":"Aurorasound VIDA Supreme Phonostage","description":"\u003cp\u003eAurorasound VIDA Supreme Phono Stage\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eThe VIDA Supreme is Shinobu Karaki’s flagship phono stage, advancing the original VIDA with a state-of-the-art semiconductor design, LCR-type equalisation network, and fully modular architecture. Combining modern engineering with traditional craftsmanship, it is designed to deliver exceptional analogue performance across a wide range of cartridges.\u003c\/p\u003e\n\u003cp\u003eKey features:\u003c\/p\u003e\n\u003cp\u003e• LCR type phono stage amplifier\u003cbr\u003e• fully discrete transistor and FET amplifier modules\u003cbr\u003e• complete dual mono (L\/R independent) design\u003cbr\u003e• external power supply unit\u003cbr\u003e• MM and MC compatibility (MC under 14Ω standard)\u003cbr\u003e• plug-in cartridge modules (2 optional slots)\u003cbr\u003e• RCA and XLR balanced inputs\u003cbr\u003e• RCA and XLR balanced outputs\u003cbr\u003e• Lundahl RIAA choke transformer\u003cbr\u003e• gain select (+8dB high position)\u003cbr\u003e• subsonic filter (-12dB\/oct @ 20Hz)\u003cbr\u003e• stereo\/mono switching\u003cbr\u003e• cartridge degauss function\u003cbr\u003e• large MUTE switch with auto-muting protection\u003cbr\u003e• high-grade internal components throughout\u003c\/p\u003e\n\u003cp\u003eDesign and performance:\u003c\/p\u003e\n\u003cp\u003eThe VIDA Supreme uses an LCR (inductor-capacitor-resistor) equalisation network, providing highly accurate RIAA correction with low distortion, particularly in the low-frequency range. This results in strong, controlled bass, a rich and full midrange, and stable, detailed high frequencies.\u003c\/p\u003e\n\u003cp\u003eThe fully independent dual mono design ensures excellent channel separation and a wide, three-dimensional soundstage. Each channel operates with its own signal path and power regulation for maximum performance.\u003c\/p\u003e\n\u003cp\u003eModular plug-in boards allow optimisation for different cartridges, making the VIDA Supreme adaptable to a wide range of system configurations.\u003c\/p\u003e\n\u003cp\u003eMaterials and construction:\u003c\/p\u003e\n\u003cp\u003e• Lundahl custom RIAA choke transformer\u003cbr\u003e• Japanese-made discrete transistors and FETs\u003cbr\u003e• audio-grade resistors (1% tolerance)\u003cbr\u003e• Japanese electrolytic capacitors (long life, stable)\u003cbr\u003e• German polypropylene film capacitors\u003cbr\u003e• high-reliability Japanese relay switching\u003cbr\u003e• rhodium plated RCA connectors\u003cbr\u003e• Neutrik XLR connectors\u003cbr\u003e• solid aluminium chassis construction\u003cbr\u003e• carbon composite foot insulators\u003c\/p\u003e\n\u003cp\u003eThe external power supply uses a large medical-grade toroidal transformer with independent left\/right channels, reducing noise and improving overall signal purity.\u003c\/p\u003e\n\u003cp\u003eSound characteristics:\u003c\/p\u003e\n\u003cp\u003e• high resolution with low distortion\u003cbr\u003e• powerful, controlled low frequencies\u003cbr\u003e• rich and full midrange\u003cbr\u003e• smooth and detailed high frequencies\u003cbr\u003e• wide, stable soundstage with strong separation\u003c\/p\u003e\n\u003cp\u003eThe combination of LCR equalisation and discrete amplification delivers a natural, balanced presentation with excellent musical detail and clarity.\u003c\/p\u003e\n\u003cp\u003eBuild and usability:\u003c\/p\u003e\n\u003cp\u003eThe VIDA Supreme is designed for flexibility and ease of use. Functions such as gain adjustment, mono switching, subsonic filtering, and cartridge degaussing allow fine control over playback.\u003c\/p\u003e\n\u003cp\u003eThe large MUTE button and automatic muting circuit protect speakers and amplifiers from unwanted noise during operation.\u003c\/p\u003e\n\u003cp\u003eSpecifications:\u003c\/p\u003e\n\u003cp\u003e• MM gain: 40dB\u003cbr\u003e• MC gain: 62.5dB (for cartridges under 14Ω)\u003cbr\u003e• output impedance: 47Ω (RCA\/XLR)\u003cbr\u003e• RIAA accuracy: ±0.25dB (10Hz–20kHz)\u003cbr\u003e• THD+N: 0.008% (MM\/MC)\u003cbr\u003e• input noise: MC -144dBV \/ MM -126dBV\u003cbr\u003e• main unit: 420 x 350 x 106mm (9.2kg)\u003cbr\u003e• PSU: 270 x 154 x 85mm (3.2kg)\u003c\/p\u003e\n\u003cp\u003eNote:\u003c\/p\u003e\n\u003cp\u003eThe VIDA Supreme’s modular design allows further cartridge matching via optional plug-in boards, making it suitable for both modern and specialist analogue systems.\u003cbr\u003e\u003c\/p\u003e","brand":"Aurorasound","offers":[{"title":"Default Title","offer_id":58297877135744,"sku":"RRS-VD-SPR","price":11795.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1002\/6926\/1184\/files\/rs_w_1200_h_1200_c045e586-3f95-4adf-9133-280091b7ca78.png?v=1781876730"},{"product_id":"aurorasound-vida-ii-mmmc-dual-turntable-phonostage","title":"Aurorasound VIDA ii MM\/MC dual turntable phonostage","description":"\u003cp\u003eAurorasound VIDA Mk.II Phono StageAvailable to experience in-store \u003c\/p\u003e\n\u003cp\u003eThe VIDA Mk.II is the refined evolution of Aurorasound’s highly regarded phono stage, developed by Shuichi Karaki. Combining LCR equalisation with discrete semiconductor design, it delivers a natural, tube-like soundstage with a very low noise floor, making it a strong performer in high-end analogue systems.\u003c\/p\u003e\n\u003cp\u003eKey features:\u003c\/p\u003e\n\u003cp\u003e• LCR type phono stage amplifier\u003cbr\u003e• external power supply unit\u003cbr\u003e• MM and MC cartridge compatibility\u003cbr\u003e• dual input capability (2x MC \/ 2x MM \/ 1 of each)\u003cbr\u003e• front panel cartridge selection (no dip switches)\u003cbr\u003e• high\/low impedance selector for MC\u003cbr\u003e• large front-panel MUTE switch\u003cbr\u003e• optional XLR balanced output\u003cbr\u003e• optional multi-impedance rotary switch (MC)\u003cbr\u003e• fully discrete amplifier modules (gold-plated, derived from VIDA Supreme)\u003c\/p\u003e\n\u003cp\u003eDesign and performance:\u003c\/p\u003e\n\u003cp\u003eThe VIDA Mk.II uses an LCR (inductor-based) RIAA equalisation network rather than conventional NF or CR designs. This approach delivers a more natural and full midrange, along with improved tonal density and musical realism.\u003c\/p\u003e\n\u003cp\u003eA complete DC circuit design eliminates capacitors from the signal path, improving signal purity and reducing distortion. The result is better low-frequency resolution, cleaner dynamics, and a more precise sense of space and instrument placement.\u003c\/p\u003e\n\u003cp\u003eChannel separation has been improved by +6dB over the original VIDA, while distortion (THD+N) has been significantly reduced, contributing to a cleaner and more detailed presentation.\u003c\/p\u003e\n\u003cp\u003eMaterials and construction:\u003c\/p\u003e\n\u003cp\u003e• discrete semiconductor amplifier design\u003cbr\u003e• LCR RIAA network using precision coils\u003cbr\u003e• gold-plated amplifier modules\u003cbr\u003e• high-quality internal components throughout\u003cbr\u003e• external low-noise power supply\u003cbr\u003e• optional upgraded SPC umbilical cable\u003c\/p\u003e\n\u003cp\u003eThe external PSU provides stable, low-noise power, helping achieve a high signal-to-noise ratio and consistent performance.\u003c\/p\u003e\n\u003cp\u003eSound characteristics:\u003c\/p\u003e\n\u003cp\u003e• wide, open soundstage with strong depth\u003cbr\u003e• rich, natural midrange\u003cbr\u003e• low noise with excellent clarity\u003cbr\u003e• improved bass control and resolution\u003cbr\u003e• precise imaging and instrument placement\u003c\/p\u003e\n\u003cp\u003eThe VIDA Mk.II balances musical warmth with accuracy, offering a presentation that combines analogue character with modern precision.\u003c\/p\u003e\n\u003cp\u003eBuild and usability:\u003c\/p\u003e\n\u003cp\u003eFront panel controls make operation straightforward, allowing easy switching between inputs and impedance settings without the need for internal adjustments. The large MUTE switch improves usability when cueing records or changing inputs.\u003c\/p\u003e\n\u003cp\u003eThe ability to connect two turntables simultaneously adds flexibility for more complex analogue setups.\u003c\/p\u003e\n\u003cp\u003eSpecifications:\u003c\/p\u003e\n\u003cp\u003e• MM input: 40dB gain \/ 47kΩ\u003cbr\u003e• MC input: 65dB gain (10–100Ω high \/ 0.6–10Ω low)\u003cbr\u003e• RIAA accuracy: ±0.25dB (10Hz–20kHz)\u003cbr\u003e• THD+N: 0.025% (MC)\u003cbr\u003e• input noise: -138dBV (MC)\u003cbr\u003e• main unit: 250 x 114 x 60mm (3kg)\u003cbr\u003e• PSU: 200 x 114 x 70mm (1.4kg)\u003c\/p\u003e\n\u003cp\u003eNote:\u003c\/p\u003e\n\u003cp\u003eAn optional SPC umbilical cable upgrade is available, replacing the standard PSU cable to further improve resolution and overall performance.\u003cbr\u003e\u003c\/p\u003e","brand":"Aurorasound","offers":[{"title":"Default Title","offer_id":58297877201280,"sku":"RRS-VD-II-MM","price":4349.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1002\/6926\/1184\/files\/rs_w_1200_h_1200copy_bf028015-974e-4f5c-b30c-c0d5a89a263a.png?v=1781876731"},{"product_id":"aurorasound-hfsa-01-valve-integrated-amplifier-with-mm-phonostage","title":"Aurorasound HFSA-01 Valve Integrated Hybrid Amplifier with MM Phonostage","description":"\u003cp\u003eAurorasound HFSA-01 Hybrid Amplifier\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eThe HFSA-01 is a compact hybrid integrated amplifier that combines vacuum tube warmth with solid-state precision. Designed around a push-pull EL84 output stage, it delivers a balanced and engaging sound while maintaining flexibility for both analogue and digital sources.\u003c\/p\u003e\n\u003cp\u003eKey features:\u003c\/p\u003e\n\u003cp\u003e• hybrid integrated amplifier (tube + solid-state)\u003cbr\u003e• EL84 vacuum tube output stage (14W + 14W)\u003cbr\u003e• built-in MM phono stage\u003cbr\u003e• 3 x RCA line inputs\u003cbr\u003e• bass and treble tone controls\u003cbr\u003e• headphone output\u003cbr\u003e• compatible with 4Ω – 8Ω speakers\u003cbr\u003e• push-pull ultra-linear tube configuration\u003c\/p\u003e\n\u003cp\u003eDesign and performance:\u003c\/p\u003e\n\u003cp\u003eThe HFSA-01 uses EL84 output valves in a push-pull configuration, delivering low distortion and stable frequency response. This design provides a controlled, detailed sound while retaining the natural warmth associated with tube amplification.\u003c\/p\u003e\n\u003cp\u003eA Texas Instruments OPA604A op-amp is used in the driver stage, forming a precise phase inverter to optimise the performance of the output tubes. This ensures clean signal handling and efficient power delivery.\u003c\/p\u003e\n\u003cp\u003eThe integrated phono stage uses a semiconductor-based NF-type circuit, offering strong signal-to-noise performance for MM cartridges.\u003c\/p\u003e\n\u003cp\u003eMaterials and construction:\u003c\/p\u003e\n\u003cp\u003e• EL84 (6BQ5 equivalent) vacuum tubes\u003cbr\u003e• custom-designed output and power transformers (Japan)\u003cbr\u003e• Rohm silicon carbide diodes for low-noise rectification\u003cbr\u003e• high-quality capacitors and resistors throughout\u003cbr\u003e• isolated power supply sections for tube and solid-state stages\u003c\/p\u003e\n\u003cp\u003eThe power supply is fully separated between tube and semiconductor circuits, reducing interference and maintaining stability across volume levels and frequencies.\u003c\/p\u003e\n\u003cp\u003eSound characteristics:\u003c\/p\u003e\n\u003cp\u003e• warm, natural tonal balance\u003cbr\u003e• controlled and low-distortion output\u003cbr\u003e• clear midrange with smooth treble\u003cbr\u003e• flexible tonal shaping via bass and treble controls\u003cbr\u003e• stable performance across a wide range of sources\u003c\/p\u003e\n\u003cp\u003eThe tone control section uses a CR-type circuit, allowing subtle adjustment of bass and treble to suit room conditions or speaker characteristics.\u003c\/p\u003e\n\u003cp\u003eBuild and usability:\u003c\/p\u003e\n\u003cp\u003eThe HFSA-01 features a retro-inspired design with mahogany wood side panels and solid wood control knobs. The layout is straightforward, with accessible inputs and front-panel controls for easy operation.\u003c\/p\u003e\n\u003cp\u003eSpecifications:\u003c\/p\u003e\n\u003cp\u003e• power output: 14W + 14W\u003cbr\u003e• output tubes: EL84 (push-pull)\u003cbr\u003e• inputs: 3 x RCA line, 1 x MM phono\u003cbr\u003e• speaker compatibility: 4Ω – 8Ω\u003cbr\u003e• headphone output: yes\u003cbr\u003e• tone controls: bass and treble\u003c\/p\u003e\n\u003cp\u003eNote:\u003c\/p\u003e\n\u003cp\u003eThe HFSA-01 is designed as a versatile, all-in-one amplifier that balances traditional tube sound with modern usability, making it suitable for a wide range of systems and listening preferences.\u003cbr\u003e\u003c\/p\u003e","brand":"Aurorasound","offers":[{"title":"Default Title","offer_id":58297877430656,"sku":"RRS-HFS-01-VLV","price":3699.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1002\/6926\/1184\/files\/rs_w_1200_h_1200_7a3a14b8-ca02-46a4-aca1-c831b6b65a87.png?v=1781876734"},{"product_id":"aurorasound-afe-12-step-up-transformer","title":"Aurorasound AFE-12 Step Up Moving coil transformer SUT","description":"\u003cp\u003eAurorasound AFE-12 Step-Up Transformer\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eThe AFE-12 is a compact step-up transformer designed to allow low-output moving coil cartridges to be used with standard MM phono inputs. By using a transformer-based approach, it preserves signal integrity while providing the necessary gain without introducing active circuitry.\u003c\/p\u003e\n\u003cp\u003eKey features:\u003c\/p\u003e\n\u003cp\u003e• step-up transformer (MC to MM)\u003cbr\u003e• Lundahl MC transformer\u003cbr\u003e• selectable cartridge loading (3 positions)\u003cbr\u003e• passive design – no active circuitry\u003cbr\u003e• gold-plated RCA connectors\u003cbr\u003e• compact, vibration-damped enclosure\u003c\/p\u003e\n\u003cp\u003eDesign and performance:\u003c\/p\u003e\n\u003cp\u003eThe AFE-12 uses a high-quality Lundahl transformer to step up the signal from low-output MC cartridges. This method maintains the natural characteristics of the cartridge, avoiding coloration while improving signal level for MM inputs.\u003c\/p\u003e\n\u003cp\u003eA three-position impedance selector allows matching to different cartridge types:\u003c\/p\u003e\n\u003cp\u003e• low: 0.7 – 10Ω\u003cbr\u003e• mid: 11 – 30Ω\u003cbr\u003e• high: 31 – 100Ω\u003c\/p\u003e\n\u003cp\u003eThis flexibility ensures optimal loading and performance across a wide range of MC cartridges.\u003c\/p\u003e\n\u003cp\u003eMaterials and construction:\u003c\/p\u003e\n\u003cp\u003e• Lundahl transformer core\u003cbr\u003e• gold-plated RCA input and output connectors\u003cbr\u003e• pure cotton internal damping material\u003cbr\u003e• compact metal enclosure\u003c\/p\u003e\n\u003cp\u003eThe internal use of pure cotton damping helps reduce mechanical vibration, contributing to cleaner signal transmission.\u003c\/p\u003e\n\u003cp\u003eSound characteristics:\u003c\/p\u003e\n\u003cp\u003e• transparent and uncoloured presentation\u003cbr\u003e• preserves cartridge tonal balance\u003cbr\u003e• improved gain without added noise\u003cbr\u003e• stable and natural signal transfer\u003c\/p\u003e\n\u003cp\u003eThe passive transformer design avoids introducing additional noise or distortion, making it an effective solution for high-quality analogue systems.\u003c\/p\u003e\n\u003cp\u003eBuild and usability:\u003c\/p\u003e\n\u003cp\u003eThe AFE-12 is simple to integrate into a system, sitting between the turntable and a MM phono stage. Its compact size allows easy placement without taking up significant space.\u003c\/p\u003e\n\u003cp\u003eSpecifications:\u003c\/p\u003e\n\u003cp\u003e• input: RCA (from turntable MC cartridge)\u003cbr\u003e• output: RCA (to MM phono stage)\u003cbr\u003e• gain: 26dB (low position)\u003cbr\u003e• frequency response: 20Hz – 50kHz (-3dB)\u003cbr\u003e• impedance selection: low \/ mid \/ high\u003cbr\u003e• dimensions: 70 x 30 x 95mm\u003cbr\u003e• weight: 244g\u003c\/p\u003e\n\u003cp\u003eNote:\u003c\/p\u003e\n\u003cp\u003eThe AFE-12 is designed for use with low-output moving coil cartridges and a MM phono stage. Correct impedance selection is important to achieve optimal performance.\u003cbr\u003e\u003c\/p\u003e","brand":"Aurorasound","offers":[{"title":"Default Title","offer_id":58297877496192,"sku":"RRS-AFE-12-STP","price":779.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1002\/6926\/1184\/files\/rs_w_1200_h_1200-1_e20e036f-d3cc-4c74-9ac8-79c6d6c4db0f.png?v=1781876735"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1002\/6926\/1184\/collections\/Aurorasound_logo.png?v=1781880732","url":"https:\/\/thespinningroomhifi.co.uk\/collections\/aurorasound.oembed","provider":"The Spinning Room Hifi","version":"1.0","type":"link"}