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Siltech Ruby Mountain 2 Power Cable (1.5m)
• Overview – Siltech Ruby Mountain 2 Power Cable, released in 2002, is a high-end power cord engineered to reduce noise, improve current delivery, and enhance musical clarity in reference audio systems.
• Conductor Technology – Utilises Siltech’s proprietary G7 silver-gold alloy conductors with advanced dielectric insulation, delivering low resistance, excellent conductivity, and superior preservation of micro-dynamics and tonal purity.
• Sonic Performance – Siltech Ruby Mountain 2 Power Cable delivers a quieter noise floor, improved bass authority, enhanced midrange texture, and refined treble extension, benefiting amplifiers, source components, and digital front ends.
• Specifications – Features multi-strand G7 silver-gold conductors, heavy shielding for EMI and RFI rejection, high-current capability up to 16A, and premium connectors ensuring secure contact and consistent power transfer.
• Dimensions – Typically supplied in 2.0 m length, with a thick, flexible jacket designed for durability and ease of routing in high-end audio racks and power distribution setups.
• Weight – Approximately 1.0 kg for a 2.0 m cable, reflecting dense conductor geometry, advanced shielding layers, and robust connector construction.
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Luxman M-900u Ultimate
• Overview – Luxman M-900u Ultimate, released in 2013, is a solid-state Class AB stereo power amplifier engineered for extreme current delivery, tonal neutrality, and absolute control over demanding loudspeaker loads.
• Amplifier Architecture – Designed with Luxman’s ODNF 4.0 feedback circuitry, it delivers exceptional speed, ultra-low distortion, and natural musical flow while preserving dynamic contrast and micro-detail across complex recordings.
• System Authority – Luxman M-900u Ultimate excels in large-scale systems, providing effortless drive, deep bass grip, and expansive soundstaging, making it ideal for reference loudspeakers with challenging impedance characteristics.
• Specifications – Rated at 300 watts per channel into 8 ohms and 600 watts into 4 ohms, featuring high damping factor, wide bandwidth response, and fully discrete circuitry for uncompromised signal integrity.
• Dimensions – Approx. 467 mm (W) × 226 mm (H) × 485 mm (D), housed in a substantial chassis with thick aluminium panels and optimized internal layout for thermal stability and vibration control.
• Weight – Approximately 48 kg, reflecting massive transformers, large capacitor banks, and Luxman’s uncompromising mechanical construction required for sustained high-power performance.
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Luxman L550
• Product Overview – The Luxman L550, released in 1982, is a pure Class A solid-state integrated amplifier celebrated for its rich tonal warmth, precise control, and exceptionally musical presentation across diverse loudspeaker systems.
• Signature Luxman Sound – Known for its fluid midrange and refined harmonic structure, the Luxman L550 delivers highly engaging musicality that appeals to audiophiles seeking natural detail and effortless coherence.
• Classic Engineering – The Luxman L550 showcases meticulous Japanese craftsmanship, employing hand-selected components and a dual-mono layout to improve channel separation, enhance resolution, and reinforce tonal stability during dynamic passages.
• System Synergy – The Luxman L550 integrates seamlessly into both modern and vintage systems, offering consistent drive, stable performance, and excellent pairing flexibility with sensitive or moderately demanding speakers.
• Dimensions – Approx. 460 mm (W) × 170 mm (H) × 455 mm (D), designed to fit standard audio racks while maintaining adequate ventilation for Class A heat dissipation.
• Weight – Around 25 kg, featuring a robust transformer and solid chassis construction that enhances mechanical stability and minimizes resonance intrusion.
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PLiXiR Elite BAC 3000 Conditioner with Audio Replas Socket
• PLiXiR Elite BAC 3000 Conditioner with Audio Replas Socket Overview – The PLiXiR Elite BAC 3000, released around 2016, is a balanced AC power conditioner engineered to deliver ultra-low-noise, stable power, further enhanced by the premium Audio Replas outlet for superior conductivity.
• Ultra-Low-Noise Balanced Power – Using a large toroidal balanced transformer and careful grounding topology, the Elite BAC 3000 reduces common-mode noise, improves micro-detail, and enhances dynamics across high-resolution audio systems.
• Audio Replas Socket Enhancement – The upgraded Audio Replas receptacle provides superior electrical contact, lower resistance, and improved power transfer, allowing the PLiXiR Elite BAC 3000 to unlock cleaner transients and more natural tonal texture.
• Stable High-Current Delivery – Capable of powering demanding amplifiers and source components, the Elite BAC 3000 maintains voltage stability under load, improving bass control, imaging precision, and overall system coherence.
• Dimensions – Approx. 430 mm (W) × 160 mm (H) × 360 mm (D), with a low-resonance chassis designed for vibration control and optimal placement within high-end audio racks.
• Weight – Roughly 28–30 kg, largely due to its massive balanced transformer and reinforced enclosure, ensuring mechanical stability and superior noise isolation.
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Luxman MQ-88uC
• Luxman MQ-88uC – The Luxman MQ-88uC is a Class AB vacuum-tube power amplifier (released 2019), using KT88 output tubes to deliver refined musicality, low distortion, and Luxman’s signature warm yet articulate presentation.
• Premium Tube Circuitry – The Luxman MQ-88uC employs a Mullard-inspired circuit with meticulous point-to-point wiring, achieving exceptional linearity, wide bandwidth, and effortless drive with superb harmonic accuracy and midrange richness.
• Precision Engineering – With stabilized power regulation, highly shielded transformers, and Luxman’s proprietary LECUA attenuation architecture, the MQ-88uC ensures ultra-quiet operation and consistent performance even with demanding loudspeakers.
• Build Quality – The amplifier’s classic Japanese craftsmanship includes a rigid chassis, custom EI-core transformers, and precision-selected components that collectively enhance stability, tonal refinement, and operational longevity.
• Dimensions – Approx. 440 mm (W) × 184 mm (H) × 230 mm (D), compact for a tube power amplifier while preserving optimal internal airflow and layout.
• Weight – Roughly 16–18 kg, reflecting its robust transformer assembly, steel chassis, and premium tube complement.
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Luxman L-509X
• Flagship Integrated Design – The Luxman L-509X is a Class AB solid-state integrated amplifier with premium preamp, DAC-ready connectivity options, and precision volume control, delivering exceptional transparency and musical refinement.
• Advanced Circuit Topology – Featuring Luxman’s ODNF 4.0 technology and robust current delivery, the Luxman L-509X ensures low distortion, improved microdynamics, and authoritative grip over demanding loudspeakers.
• Premium Build Quality – Luxman L-509X showcases meticulous Japanese craftsmanship, including a reinforced chassis, precision meters, and optimized internal layout for noise reduction and long-term performance stability.
• Versatile System Integration – With high-grade line inputs, phono stage, and flexible system configuration, the amplifier accommodates both analog sources and modern setups while maintaining the signature Luxman sonic warmth.
• Dimensions – Luxman L-509X Measures approximately 440 mm (W) × 193 mm (H) × 463 mm (D), fitting comfortably into high-end audio racks while allowing proper ventilation.
• Weight – Weighs about 29.3 kg, reflecting its substantial power supply, robust transformers, and vibration-controlled chassis structure designed for maximum sonic purity.
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Yamaha NS-1000M
• Overview – The Yamaha NS-1000M, introduced in 1974, is a legendary studio monitor famed for its beryllium dome midrange and tweeter, delivering exceptional transparency, transient accuracy, and reference-level neutrality for critical listening.
• Beryllium Drivers – Featuring Yamaha’s iconic 3 cm beryllium tweeter and 8.8 cm beryllium midrange, the NS-1000M provides ultra-fast response, superb micro-detail, and minimal coloration—qualities that made it a worldwide studio standard.
• Controlled Bass Performance – Equipped with a 30 cm woofer in a rigid sealed enclosure, the NS-1000M achieves tight, articulate bass with excellent timing, ideal for both analytical and musical listening environments.
• Precision Monitor Heritage – The Yamaha NS-1000M remains sought after for its highly accurate soundstage, exceptional build quality, and ability to reveal upstream component changes with absolute clarity and honesty.
• Dimensions – Each speaker measures approximately 395 mm (W) × 675 mm (H) × 326 mm (D), offering a substantial enclosure optimized for neutrality and controlled resonance.
• Weight – Each cabinet weighs around 31 kg, contributing to its stable acoustic behavior and resistance to unwanted vibrations in demanding monitoring setups.
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Herron Audio VTOH-1 Tube Phono
• Reference Phono Stage Overview – The Herron Audio VTOH-1 Tube Phono delivers exceptionally low noise, wide dynamic range and natural tonal richness using Keith Herron’s acclaimed tube-hybrid topology for highly accurate vinyl reproduction.
• Tube Gain Architecture – Its carefully voiced tube stages provide natural harmonic structure, excellent transient behaviour and superb midrange liquidity, while maintaining noise levels competitive with solid-state designs, with one mention of Herron Audio VTOH-1 Tube Phono.
• Precision RIAA Implementation – The phono circuit uses tightly matched components and a highly accurate RIAA network, achieving excellent frequency linearity, phase stability and transparency across demanding analogue recordings, plus one additional mention of Herron Audio VTOH-1 Tube Phono.
• Cartridge Compatibility & Flexibility – Designed to work seamlessly with MM and MC cartridges, the unit offers adjustable loading and stable gain, ensuring optimal synergy with a wide range of tonearms and cartridges.
• Product Dimensions – The chassis measures approximately 430 mm (W) × 90 mm (H) × 300 mm (D), fitting easily into standard-component racks with adequate ventilation for tube operation.
• Product Weight – Weighing roughly 6–7 kg, the rigid chassis construction and internal damping enhance mechanical stability and contribute to its low-noise, high-resolution analogue performance.
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Yamaha A-S501
• Integrated Amplifier Overview – The Yamaha A-S501 is a Class AB integrated amplifier delivering clean, dynamic power with natural tonal balance and excellent control, offering a highly musical foundation for mid- to upper-level stereo systems.
• Amplification & Circuit Design – Featuring a discrete Class AB topology, ToP-ART chassis layout and high-quality audio-grade components, the Yamaha A-S501 provides low distortion, strong transient response and smooth, detailed presentation across all genres.
• Connectivity & System Integration – With optical, coaxial, multiple analogue inputs, phono stage and subwoofer output, the Yamaha A-S501 supports wide system compatibility, enabling flexible integration with turntables, streamers and digital transports.
• Performance & Listening Characteristics – Delivering 85W per channel into 8 ohms, the Yamaha A-S501 offers tight bass, articulate mids and crisp highs, maintaining clarity and rhythm even with demanding loudspeaker loads.
• Product Dimensions – The Yamaha A-S501 measures 435 mm (W) × 151 mm (H) × 387 mm (D), providing a substantial chassis engineered for stability, efficient heat management and vibration resistance.
• Product Weight – Weighing approximately 10.3 kg, the Yamaha A-S501 benefits from a solid power supply and rigid internal bracing, enhancing mechanical grounding and improving overall sonic performance.
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Herron Audio is an American audio manufacturer specialising in valve-based preamplifiers and phono stages designed for musical accuracy and low-noise performance. The brand’s philosophy focuses on simplicity, careful component selection, and circuit stability to deliver natural tonal balance and dynamic nuance.
Herron Audio products are built for longevity, with designs that prioritise serviceability and conservative operating points. This makes pre-owned Herron Audio equipment especially appealing to vinyl enthusiasts and tube aficionados seeking reference-quality performance without frequent upgrades.
Across Singapore, Malaysia, and Southeast Asia, Herron Audio is respected among listeners building serious analog and tube-based systems. On SoundTribeAsia, Herron Audio equipment — new and pre-owned — is offered by verified dealers, providing transparent condition reporting and trusted access through a curated regional marketplace.








