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Isotek Sigma Power Conditioner
• Overview – The Isotek Sigma Power Conditioner, released in 2015, is a solid-state mains conditioning component engineered to dramatically reduce electrical noise while maintaining unrestricted current delivery for high-performance audio systems.
• Power Architecture – Built around IsoTek’s advanced delta-filtering topology, the Isotek Sigma Power Conditioner isolates connected components, eliminating differential and common-mode noise while preventing cross-contamination between digital sources and high-current amplifiers.
• Sonic Performance – By lowering the system noise floor, the Isotek Sigma Power Conditioner improves bass articulation, dynamic contrast, image stability, and low-level resolution, especially noticeable in revealing reference-grade analogue and digital systems.
• Specifications – Rated for high-current audio use, featuring multiple individually filtered outlets, star-earthed grounding, internal copper bus bars, RFI/EMI suppression, and surge protection without dynamic compression or current limiting.
• Dimensions – Measures approximately 445 mm (W) × 150 mm (H) × 350 mm (D), designed for standard hi-fi racks while allowing sufficient ventilation and cable clearance for complex multi-component installations.
• Weight – Weighs roughly 15 kg, reflecting substantial internal filtering networks, shielding, and mechanical damping that contribute to stable, resonance-free operation and long-term electrical reliability.
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Isotek Evo3 Power Conditioner
• Product Overview – The Isotek Evo3 Power Conditioner (2016) is a solid-state mains conditioning solution designed to reduce electrical noise, improve current delivery, and enhance overall system clarity in high-resolution hi-fi setups.
• Filtering Topology – Employing IsoTek’s multi-stage delta filter network, the Isotek Evo3 Power Conditioner effectively removes both common-mode and differential-mode noise while preventing cross-contamination between connected audio components.
• Sonic Improvements – Users typically experience lower noise floor, improved micro-detail, tighter bass control, and greater soundstage depth, especially when used with sensitive digital sources and analogue front-end components.
• Specifications – Features high-current audio outlets, internal copper bus bars, star-earthed grounding, RFI/EMI suppression, and surge protection, all engineered to avoid current compression and preserve amplifier dynamics.
• Dimensions – Measures approximately 445 mm wide × 90 mm high × 305 mm deep, sized to integrate easily into standard hi-fi racks or equipment shelves without compromising ventilation or cable management.
• Weight – Weighs roughly 8 kg, reflecting robust internal filtering components, shielding, and mechanical construction designed to ensure stability, durability, and long-term performance consistency.
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Proac Tablette Signature 10
• Product Overview – The ProAc Tablette Signature 10, released in 2019, is a compact high-end standmount loudspeaker engineered for exceptional midrange purity, refined treble, and precise timing despite its small enclosure.
• Design Philosophy – Featuring a silk-dome tweeter and precision mid-bass driver, the Tablette Signature 10 focuses on phase accuracy and cabinet rigidity, delivering holographic imaging and musical coherence prized by experienced audiophiles.
• Listening Performance – ProAc Tablette Signature 10 excels with vocals, acoustic recordings, and small ensembles, producing articulate bass, natural tonal balance, and surprising scale when paired with high-quality amplification and solid speaker stands.
• Specifications – Nominal impedance is 10 ohms, sensitivity rated at approximately 86 dB, frequency response extends to around 54 Hz–30 kHz, and recommended amplifier power ranges from 20 to 100 watts per channel.
• Dimensions – Compact cabinet measures approximately 305 mm (H) × 190 mm (W) × 160 mm (D), allowing flexible placement while maintaining optimal internal volume for controlled bass and low coloration.
• Weight – Each speaker weighs roughly 5 kg, reflecting dense cabinet construction and internal damping designed to minimise resonance and preserve clarity at higher listening levels.
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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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Proac Response D18 Speakers
• Overview – ProAc Response D18 Speakers, released in 2012, are slim floorstanding loudspeakers designed to deliver full-scale sound, exceptional midrange clarity, and refined dynamics from an elegant, space-efficient enclosure.
• Acoustic Design – Engineered with ProAc’s proven driver integration, they offer a coherent, open soundstage with fast transient response, natural tonal balance, and impressive bass extension relative to their compact floorstanding form factor.
• Listening Performance – ProAc Response D18 Speakers are widely praised for their musicality and neutrality, excelling with vocals and acoustic instruments while remaining dynamic and engaging across rock, jazz, and orchestral recordings.
• Specifications – 2.5-way reflex design, nominal 8-ohm impedance, sensitivity approx. 88.5 dB, twin 6.5-inch mid-bass drivers, silk-dome tweeter, and rear-firing port optimized for controlled low-frequency output.
• Dimensions – Approx. 890 mm (H) × 203 mm (W) × 260 mm (D), offering a slender footprint that integrates easily into domestic listening rooms without sacrificing scale or low-frequency authority.
• Weight – Approximately 21 kg per speaker, reflecting solid cabinet construction and internal bracing designed to minimize resonance and support clean, articulate sound reproduction at higher listening levels.
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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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Proac Response D20
• ProAc Response D20 Loudspeaker Overview – The ProAc Response D20, released in the early 2010s, delivers refined musicality with its silk-dome tweeter and expertly tuned cabinet, offering a naturally expressive and highly engaging listening experience.
• Advanced Tweeter and Midbass Design – Featuring ProAc’s soft-dome tweeter and a meticulously engineered midbass driver, the Response D20 produces smooth highs, rich midrange presence, and impressive low-frequency extension for its compact footprint.
• Natural Tonality and Imaging – The ProAc Response D20 is celebrated for its warm tonal balance, exceptional vocal clarity, and pinpoint imaging, making it ideal for acoustic, jazz, and vocal-centric music lovers.
• Cabinet Craftsmanship – Built with rigid, hand-finished real-wood veneer cabinets, the D20 minimises resonance and enhances transparency, delivering the signature ProAc blend of musicality and detail.
• Dimensions – Approx. 975 mm (H) × 190 mm (W) × 229 mm (D), offering a slim profile that integrates easily into modern listening spaces without compromising acoustic authority.
• Weight – Roughly 22 kg per speaker, providing stability and improved bass performance through cabinet rigidity and internal bracing.
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Proac Tablette II
• ProAc Tablette II Overview – The ProAc Tablette II, released in the early 1990s, is a legendary compact monitor known for its exceptional imaging, natural midrange, and room-friendly performance despite its small sealed-cabinet design.
• Iconic Mini-Monitor Sound – The ProAc Tablette II delivers superb coherence, rich vocal presence, and precise stereo imaging, offering musical refinement that outperforms many larger speakers in accuracy and soundstage clarity.
• Versatile Placement – Designed for nearfield and small-room listening, the ProAc Tablette II performs exceptionally well on high-quality stands, maintaining tonal balance and articulation even when placed close to walls.
• Timeless British Engineering – Handmade to high standards typical of early ProAc designs, the Tablette II combines premium drivers, careful crossover tuning, and classic cabinetry for long-term reliability and natural musicality.
• Dimensions – Approx. 305 mm (H) × 165 mm (W) × 210 mm (D), compact enough for bookshelves, desktop setups, or small dedicated listening spaces.
• Weight – Roughly 4–5 kg per speaker, providing a solid and stable cabinet that enhances clarity and reduces unwanted resonance.
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Adcom GFP-555 Preamp and GFA-5800 Power Amp
• Classic Adcom System – The Adcom GFP-555 Preamp and GFA-5800 Power Amp, introduced in the early 1990s, deliver robust solid-state performance with high-current Class AB amplification, offering strong dynamics and clean, authoritative control.
• High-Resolution Preamp Design – The GFP-555 features low-noise circuitry, precise tone controls, a high-quality phono stage, and multiple inputs, giving the Adcom GFP-555 Preamp and GFA-5800 Power Amp excellent system flexibility.
• Powerful Amplification – The GFA-5800, designed by Nelson Pass, provides 250W per channel into 8 ohms with massive current reserves. This ensures the Adcom GFP-555 Preamp and GFA-5800 Power Amp can drive difficult speakers with ease.
• Musical, Neutral Presentation – The pairing delivers fast transient response, wide soundstage, and neutral tonal balance, making it a sought-after vintage combo for both audiophiles and collectors seeking reliable performance.
• Dimensions – Preamp: approx. 432 × 89 × 330 mm. Power amp: approx. 432 × 203 × 483 mm. Designed to fit standard audio racks with deep shelves.
• Weight – Preamp weighs about 7 kg; power amp around 28–30 kg, thanks to its heavy transformer and large heat sinks for stable high-current operation.
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Calyx Femto DAC
• DAC Overview – The Calyx Femto DAC, introduced in 2011, is a fully discrete high-end digital-to-analog converter featuring a femtosecond-precision clock, engineered to deliver ultra-low jitter, exceptional transparency, and natural, analog-like musical flow.
• Ultra-Low Jitter Architecture – The Calyx Femto DAC incorporates a femto-grade master clock and premium ESS Sabre conversion stage, providing exceptional timing accuracy, blacker backgrounds, and improved microdetail resolution across high-resolution and standard PCM sources.
• High-Current Analog Stage – With a robust Class A analog output section, the Femto delivers powerful dynamics, wide soundstage layering, and impressive harmonic purity, making it an ideal upgrade for revealing solid-state or tube systems.
• Premium Build & Connectivity – The Calyx Femto DAC features USB, optical, and coaxial inputs, housed in a CNC-machined aluminum chassis that improves resonance control, shielding, and long-term reliability.
• Dimensions – Approx. 270 mm (W) × 60 mm (H) × 190 mm (D), offering a compact but substantial footprint that fits seamlessly into both desktop and full hi-fi rack systems.
• Weight – Approx. 3 kg, with a dense chassis that enhances vibration damping and stabilizes the sensitive digital and analog circuitry for consistent sonic performance.
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Adcom GFP-345 Pre-Amp and GFA-535 mk2 Amplifier
• Adcom GFP-345 Pre-Amp and GFA-535 Mk2 Amplifier – A classic solid-state pairing featuring a fully Class AB power stage, offering clean, authoritative drive and exceptional value for enthusiasts seeking transparent, reliable high-fidelity performance.
• Refined Preamp Control – The GFP-345 provides precise volume management, clean signal routing, high-quality phono stage support, and low-noise circuitry, enabling a neutral presentation with impressive musical clarity across varied source components.
• Dynamic Class AB Power – The GFA-535 Mk2 delivers approximately 60W per channel into 8 ohms with robust current delivery, maintaining excellent channel separation, punchy dynamics, and stable operation even with moderately difficult loudspeaker loads.
• Synergistic System Performance – Together, the GFP-345 and GFA-535 Mk2 create a cohesive soundstage with firm bass control, open midrange, and smooth treble, making this combo a proven choice for budget-conscious yet discerning listeners.
• Dimensions – GFP-345: approx. 432 mm (W) × 76 mm (H) × 330 mm (D). GFA-535 Mk2: approx. 432 mm (W) × 140 mm (H) × 330 mm (D). Fits standard racks comfortably.
• Weight – GFP-345 weighs around 5–6 kg, while GFA-535 Mk2 weighs roughly 10–11 kg, with a solid transformer and steel chassis enhancing durability and vibration resistance.
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ProAc Carbon Pro 8
• ProAc Carbon Pro 8 – This reference floorstanding loudspeaker employs a carbon-fiber cabinet structure, advanced crossover engineering, and high-sensitivity drivers to deliver dynamic, transparent, and effortlessly detailed sound for true high-end systems.
• Carbon-Fiber Composite Cabinet – The ProAc Carbon Pro 8 uses a rigid carbon-fiber and resin shell designed to minimize resonance, improving clarity, transient speed, and low-level detail across the full frequency spectrum.
• High-Resolution Driver System – Featuring ProAc’s ribbon tweeter and custom bass/mid drivers, the Carbon Pro 8 produces expansive imaging, deep bass authority, and exceptional tonal accuracy suitable for both large rooms and demanding listeners.
• Precision Crossover Implementation – Hand-selected components and time-aligned crossover topology ensure seamless driver integration, controlled dispersion, and a natural, coherent soundstage with excellent microdynamic expression.
• Dimensions – Approx. 1200 mm (H) × 270 mm (W) × 430 mm (D). Tall, elegant enclosure designed for optimal acoustic loading and room interaction.
• Weight – Approximately 50–55 kg per speaker, providing exceptional stability and resonance control to support high-output, low-distortion performance.
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CEC TL5 CD Transport
• High-Precision Transport Overview – The CEC TL5 CD Transport features the brand’s acclaimed belt-drive mechanism, delivering smooth disc rotation, reduced vibration and highly stable digital extraction for exceptionally natural and fluid CD playback.
• Belt-Drive Digital Extraction – Its unique belt-driven transport minimises mechanical noise and rotational irregularities, improving jitter performance, tonal purity and musical flow, with one mention of CEC TL5 CD Transport enhancing digital accuracy.
• Digital Output Flexibility – Offering coaxial, optical and AES/EBU outputs, the unit integrates seamlessly with high-end DACs, maintaining clock stability and delivering clean, low-noise digital transmission, plus one additional mention of CEC TL5 CD Transport.
• Vibration-Controlled Chassis – The rigid enclosure and isolated transport assembly provide excellent resonance control, ensuring stable disc reading and improved transparency across complex or dynamic musical passages.
• Product Dimensions – Measuring approximately 435 mm (W) × 335 mm (D) × 109 mm (H), the chassis fits comfortably into standard hi-fi racks while providing adequate ventilation for stable operation.
• Product Weight – Weighing about 7.4 kg, the well-damped structure enhances mechanical stability, reduces micro-vibrations and contributes to the unit’s refined and fluid sonic character.
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Adcom is an American audio electronics brand known for delivering high-current amplification and robust engineering at accessible price points. Rising to prominence through its power amplifiers and preamplifiers, Adcom focused on reliability, drive capability, and straightforward circuit design.
Adcom amplifiers are built with conservative engineering margins and substantial power supplies, allowing many models to remain in active use decades after release. This makes pre-owned Adcom equipment especially attractive to listeners seeking dependable amplification with lasting performance.
Across Singapore, Malaysia, and Southeast Asia, Adcom continues to appeal to value-conscious audiophiles building reliable systems. On SoundTribeAsia, Adcom equipment — new and pre-owned — is offered by verified dealers, providing transparent listings and trusted access through a regional marketplace.