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Harmonix XDC-2 Power Cable (1.5m)
• Overview – Harmonix XDC-2 Power Cable, released in the early 2000s, is a Japanese audiophile-grade power cable designed to prioritise tonal naturalness, musical flow, and noise reduction over sheer current delivery.
• Design Philosophy – Developed using Harmonix’s tuning-by-ear approach, the cable focuses on resonance control, material synergy, and vibration damping to achieve a relaxed, organic presentation across analog and digital components.
• Sonic Performance – Harmonix XDC-2 Power Cable is renowned for smooth treble, rich midrange tonality, and coherent timing, making it especially attractive for tube systems and musically voiced solid-state equipment.
• Specifications – High-purity copper conductors, moderate gauge design, carefully selected dielectric materials, effective mechanical damping, and high-quality connectors optimized for stable contact and consistent AC power transfer.
• Dimensions – Commonly supplied in approximately 1.5 m length, featuring a flexible outer jacket that allows easy routing while maintaining consistent electrical and mechanical characteristics.
• Weight – Approximately 0.9 kg per cable, reflecting dense conductor materials and internal damping without excessive stiffness or stress on component IEC sockets.
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JBL HP 520 Speakers
• High-Performance Design – The JBL HP 520 Speakers deliver dynamic, room-filling sound with impressive bass depth, refined midrange clarity, and excellent dispersion, making them ideal for audiophiles seeking a powerful yet balanced presentation.
• Acoustic Precision – Featuring advanced JBL driver engineering and a well-tuned cabinet, these speakers offer articulate imaging, smooth frequency response, and reliable performance across a wide range of musical genres and listening environments.
• Versatile System Matching – The JBL HP 520 Speakers pair effectively with solid-state or tube amplification, offering stable impedance behavior and strong efficiency, ensuring consistent performance across diverse hi-fi system setups.
• Robust Build Quality – Constructed with solid cabinetry and high-quality drivers, the JBL HP 520 Speakers provide durability, low resonance, and long-term performance ideal for serious home audio enthusiasts.
• Dimensions – Each speaker measures approximately 680 mm (H) × 380 mm (W) × 300 mm (D), offering a substantial footprint while remaining manageable for medium to large listening rooms.
• Weight – Each unit weighs around 18–20 kg, providing cabinet stability and reducing unwanted vibration for improved sonic accuracy.
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Tannoy Eyris DC3
• Overview – The Tannoy Eyris DC3, released in 2002, is a compact floorstanding loudspeaker featuring Tannoy’s renowned Dual Concentric driver technology for seamless point-source imaging and exceptional coherence across the frequency spectrum.
• Dual Concentric Precision – The Eyris DC3 delivers outstanding midrange clarity and precise spatial projection, benefiting from Tannoy’s coaxial driver layout that ensures uniform dispersion and improved timing accuracy in real-world rooms.
• Controlled Bass Performance – Designed with a well-tuned cabinet and rear reflex port, the Tannoy Eyris DC3 produces articulate low frequencies with strong extension while maintaining tight control suitable for both music and home audio setups.
• Premium Construction – The Eyris DC3 employs high-rigidity enclosures with real-wood veneers, low-resonance panels, and quality crossover components, enhancing transparency and long-term performance stability.
• Dimensions – Approx. 926 mm (H) × 204 mm (W) × 277 mm (D), providing an elegant footprint that fits comfortably into medium-sized listening environments.
• Weight – Approx. 16.5 kg per speaker, offering solid cabinet mass for reduced vibration and improved driver accuracy.
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Harmonix SYN 100 Spikes and RF909x Spike Base
• Product Overview – Harmonix SYN 100 Spikes and RF909x Spike Base, released in the mid-2000s, are vibration control accessories designed to optimize mechanical grounding, resonance dissipation, and tonal balance in high-end audio systems.
• Tuning Philosophy – Developed using Harmonix’s tuning-based approach, the combination controls energy flow rather than fully isolating components, preserving musicality, timing accuracy, and natural harmonic structure.
• System Enhancement – Harmonix SYN 100 Spikes and RF909x Spike Base improve focus, bass articulation, and soundstage stability when used under loudspeakers, racks, or electronics, especially in revealing high-resolution systems.
• Specifications – Precision-machined metal spikes with matched base interfaces, resonance-tuned materials, point-contact energy transfer, and compatibility with most speaker and rack threaded inserts for universal audiophile applications.
• Dimensions – Individual spike height is approximately 25 mm, with RF909x bases measuring roughly 50 mm in diameter, allowing discreet placement while maintaining effective mechanical coupling.
• Weight – Each spike and base set weighs approximately 150–200 g, providing sufficient mass for stability while supporting controlled resonance behavior and consistent component grounding.
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Tannoy TD10
• Classic Dual Concentric Design – Tannoy TD10, released in the mid-1990s, features the renowned Dual Concentric driver, delivering point-source coherence, precise imaging, and natural tonal balance prized by experienced audiophiles.
• Coherent Soundstage Performance – The Tannoy TD10 excels in phase accuracy and timing, producing a holographic stereo image with stable center focus, realistic scale, and effortless musical flow across diverse listening genres.
• High Sensitivity Efficiency – Designed for compatibility with both tube and solid-state amplification, this loudspeaker offers high sensitivity and controlled impedance, allowing dynamic expression even with moderate-powered amplifiers.
• Specifications – Nominal impedance is 8 ohms with sensitivity around 92 dB, using a 10-inch Dual Concentric driver, wide frequency response, and front-ported cabinet for controlled low-frequency extension.
• Dimensions – Approx. 1,000 mm (H) × 360 mm (W) × 340 mm (D), providing a substantial cabinet volume optimized for bass authority while remaining suitable for medium to large listening rooms.
• Weight – Each speaker weighs approximately 32–35 kg, reflecting robust cabinet construction designed to minimize resonance and support stable, vibration-free driver performance.
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JBL 4635
• Overview – The JBL 4635 is a professional cinema subwoofer system engineered for high-output low-frequency reinforcement, utilizing dual 15-inch drivers in a large vented enclosure for powerful theatre-grade bass performance.
• Cinema Heritage – Designed for professional cinema installations, the JBL 4635 delivers deep, room-filling bass with exceptional dynamic capability, making it a legendary choice for large listening spaces and vintage high-efficiency systems.
• High-Output Performance – The JBL 4635 is capable of substantial acoustic output and extended low-frequency reproduction, providing impactful bass response that complements high-efficiency horn or large-format loudspeaker systems.
• Specifications – Dual 15-inch low-frequency drivers (typically JBL 2225H or 2226H depending on configuration), bass reflex enclosure, 4-ohm nominal impedance, frequency response approximately 30Hz–500Hz, high power handling exceeding 600W continuous.
• Dimensions – Approximately 1219 mm (H) × 762 mm (W) × 610 mm (D), reflecting its large cinema-grade enclosure designed for high acoustic efficiency and powerful low-frequency projection.
• Weight – Approximately 85–95 kg depending on driver configuration, constructed with heavy-duty cabinetry and professional drivers intended for demanding theatre and large venue applications.
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JBL Synthesis Project Array 1400
• High-Performance Overview – The JBL Synthesis Project Array 1400, launched around 2007, is a flagship floorstanding loudspeaker using a Bi-Radial horn and powerful low-frequency system to deliver dynamic, room-filling cinema-grade sound.
• Horn-Loaded Precision – The JBL Synthesis Project Array 1400 features a titanium compression driver and advanced horn geometry, providing exceptional clarity, wide dispersion, and precise imaging ideal for both music and home-theater environments.
• Deep, Controlled Bass – A massive 14-inch Neodymium woofer delivers authoritative low frequencies with excellent transient response, enabling the Project Array 1400 to handle demanding low-end material while maintaining accuracy and control.
• Ultra-High Output Capability – With high sensitivity and robust driver construction, the JBL Synthesis Project Array 1400 achieves reference-level dynamics, low distortion, and impactful realism even at elevated listening levels.
• Dimensions – Approx. 1,115 mm (H) × 508 mm (W) × 406 mm (D). Large cabinet volume supports deep bass extension and wide sound dispersion across medium to large rooms.
• Weight – Approx. 64 kg per speaker, providing exceptional mechanical stability and reducing cabinet resonance for cleaner, more accurate acoustic performance.
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Tannoy Yorkminster SE Prestige
Tannoy Yorkminster SE Prestige
Enclosure Type: 2-way twin rear-ported
• Recommended Amplifier: 50 – 225W
• Power Handling: 150W
• Frequency Response: 23Hz – 22kHz
• Crossover Frequency: 1.1kHz
• Crossover Type: Bi-wired, hand-wired passive, time-compensated 2nd order LF & HF
• Sensitivity: 95dB
• Impedance: 8 Ohms
• Internal Volume: 200 Litres
• HF: 51mm (2”) aluminium alloy dome, Alnico magnet, Pepperpot Waveguide™
• LF: 300mm (12”) treated paper pulp cone, HE twin-roll fabric surround, 52mm (2”) voice coil
• Adjustments: ±3dB over 1kHz to 22kHz, +2dB to –6dB per octave (5kHz – 22kHz slope)
• Dimensions (W x H x D): 620 × 1080 × 447 mm
• Weight: 61.5kg each
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Harmonix is a Japanese audio brand specialising in system tuning accessories focused on resonance control, mechanical grounding, and vibrational optimisation. The brand approaches audio reproduction as a holistic system, recognising that mechanical behaviour and energy flow play a critical role in overall sound quality.
Harmonix products include cables, tuning devices, and isolation accessories designed to fine-tune tonal balance and system coherence. Because these products are based on physical principles rather than rapidly changing technology, pre-owned Harmonix items remain highly relevant when properly maintained. Many enthusiasts use Harmonix products incrementally to refine established systems rather than replacing core components.
Across Singapore, Malaysia, and Southeast Asia, Harmonix appeals to experienced audiophiles seeking subtle but meaningful system optimisation. On SoundTribeAsia, Harmonix products — new and pre-owned — are listed by verified dealers, offering transparent sourcing and trusted access through a curated regional marketplace.