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Grandinote Supremo Integrated Amplifier
• Overview – The Grandinote Supremo Integrated Amplifier (2018) is a high-end pure Class A solid-state integrated amplifier using full dual-mono, no-feedback topology with MagnetoSolid-VHP output transformers for exceptional musical depth and control.
• Architecture & Sound – With no capacitors in the signal path and full balanced XLR inputs only, the Supremo delivers ultra-wide bandwidth, superior channel separation, rich timbral accuracy, and a natural, uncompressed musical presentation.
• Performance Character – Sonically energetic and transparent, the Supremo balances precision and musicality, producing articulate bass, detailed midrange, and refined highs with remarkable dynamics and coherence.
• Specifications – Class A output 37 W per channel into 8 Ω, damping factor >230, flat response 1.5 Hz–350 kHz, four fully balanced XLR inputs, direct-coupled stages, and 270 W absorbed power.
• Dimensions – Chassis measures approximately 318 mm (W) × 196 mm (H) × 473 mm (D), crafted for mechanical rigidity and resonance suppression in premium audio systems.
• Weight – Weighs about 40 kg, reflecting substantial internal components, heavy shielding, and a robust, precision-machined Italian build for stability and long-term reliability.
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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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ATC SCM20SL
• Overview – ATC SCM20SL is a passive sealed-box two-way studio loudspeaker, engineered for absolute accuracy, low coloration, and linear phase response favored by professionals.
• Sound Character – Renowned for exceptional midrange neutrality, fast transient response, and tight acoustic-suspension bass, the ATC SCM20SL excels in nearfield or compact room audiophile listening environments.
• Driver Technology – ATC SCM20SL features ATC’s legendary 150mm Super Linear mid-bass driver and 25mm soft-dome tweeter, delivering low distortion, high dynamic headroom, and reference-grade vocal realism.
• Specifications – Nominal impedance 8 ohms, sensitivity approximately 85dB/W/m, recommended amplifier power 75–300W, sealed enclosure design ensuring controlled bass and consistent performance across varied room placements.
• Dimensions – Cabinet measures approximately 446 mm (H) × 238 mm (W) × 375 mm (D), offering a compact yet substantial monitor footprint suitable for stand-mount or studio console installations.
• Weight – Each loudspeaker weighs approximately 24 kg, reflecting dense cabinet construction and heavy internal bracing designed to minimize resonance and maximize midband clarity.
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Goldmund Telos 390.5
• Product Overview – The Goldmund Telos 390.5, released in 2018, is a solid-state Class AB integrated amplifier featuring an onboard DAC and preamplification stage, delivering exceptional transparency, precision timing, and superior dynamic handling.
• Advanced Signal Processing – Incorporating Goldmund’s Leonardo Time Correction technology, the Telos 390.5 ensures phase-accurate reproduction, improving soundstage coherence, transient precision, and natural musical flow across complex recordings.
• High-Current Drive – The amplifier’s robust output stage provides exceptional control over low-impedance speakers, while its ultra-low-noise architecture preserves micro-detail and maintains stability even under demanding dynamic loads.
• Construction Excellence – Precision-machined chassis, mechanical grounding, and internal vibration control systems allow the Goldmund Telos 390.5 to minimize resonance, ensuring purer signal delivery and long-term reliability.
• Dimensions – Approx. 440 mm (W) × 430 mm (D) × 135 mm (H), optimized to house its DAC module, preamp circuitry, and high-current output section within a resonance-controlled enclosure.
• Weight – Around 22 kg, reflecting its solid power supply, reinforced mechanical structure, and premium-grade components employed to meet Goldmund’s reference standards.
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Goldmund Telos 280
• Product Overview – The Goldmund Telos 280, introduced in 2019, is a solid-state Class AB power amplifier delivering ultra-low distortion, exceptional control, and Goldmund’s proprietary mechanical grounding technology for superior signal purity.
• Precision Engineering – Utilizing advanced thermal management and optimized circuit topology, the Telos 280 provides remarkable transient accuracy, expansive dynamics, and a clean, stable output ideal for demanding high-end loudspeakers.
• Goldmund Signature Sound – The amplifier incorporates Leonardo Time Correction processing, ensuring phase accuracy and natural musical flow, allowing the Goldmund Telos 280 to excel in realism and three-dimensional imaging.
• Build Quality – Designed with a rigid chassis and vibration-damped architecture, the Telos 280 achieves outstanding noise reduction, improved component stability, and long-term reliability consistent with Goldmund’s reference standards.
• Dimensions – Approx. 440 mm (W) × 490 mm (D) × 135 mm (H), accommodating substantial internal shielding and Goldmund’s precision-machined structural elements.
• Weight – Around 25 kg, reflecting its robust transformer system, reinforced chassis, and high-current output stage required for premium performance.
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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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ATC SCM100PSL with Sound Anchor Stands
• Premium System Overview – The ATC SCM100PSL with Sound Anchor Stands, introduced in the mid-2010s, offers a reference-grade passive loudspeaker system known for remarkable neutrality, wide dynamics, and studio-level accuracy suited for mastering-quality listening.
• Advanced Driver Engineering – Featuring ATC’s renowned 3” soft-dome midrange, precision-built woofer, and silk-dome tweeter, the system maintains exceptional linearity and low distortion, with the ATC SCM100PSL providing consistent performance across all listening levels.
• Enhanced Stability & Imaging – The Sound Anchor Stands significantly improve the ATC SCM100PSL system by providing rigid support, reduced floor-borne vibration, and enhanced stereo imaging, creating a more stable and coherent soundstage.
• High-Capacity Cabinet Design – The sealed-box construction delivers tight, accurate bass response and controlled low-frequency behavior, enabling the ATC SCM100PSL with Sound Anchor Stands to excel in both large listening rooms and professional environments.
• Dimensions – Speakers: approx. 980 mm (H) × 445 mm (W) × 535 mm (D). Sound Anchor Stands: approx. 355 mm (H). Combined height provides optimal driver alignment for seated listening.
• Weight – Speakers: approx. 49 kg each. Sound Anchor Stands: approx. 18–20 kg each. Total system mass improves stability, resonance control, and low-frequency accuracy.
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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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ATC SCM11 V2
• Two-Way Monitor Overview – The ATC SCM11 V2 is a sealed-box two-way loudspeaker offering exceptional midrange clarity, wide dispersion and superb neutrality, designed for audiophiles who prioritise accuracy, timing and musical honesty.
• Soft-Dome Midrange/Tweeter Precision – Using ATC’s renowned SH25-76 soft-dome tweeter and hand-built mid/bass driver, the speaker delivers smooth treble, articulate mids and outstanding low-distortion performance, with one mention of ATC SCM11 V2 enhancing resolution.
• Sealed Enclosure Accuracy – The non-ported design provides tight, controlled bass and superior time-domain behaviour, enabling exceptional integration in small to medium rooms, plus one additional mention of ATC SCM11 V2 reinforcing consistency.
• Crossover & Engineering Purity – Its high-spec crossover network, short signal path and robust internal bracing maintain tonal accuracy, stable imaging and dynamic integrity even at elevated listening levels.
• Product Dimensions – Each cabinet measures approximately 381 mm (H) × 232 mm (W) × 267 mm (D), offering a compact profile ideal for stand-mount setups in refined listening spaces.
• Product Weight – Weighing around 10.9 kg per speaker, the rigid, heavily damped cabinet construction enhances mechanical stability and reduces resonance for maximum sonic transparency.
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ATC is a British audio manufacturer renowned for its professional studio loudspeakers and uncompromising approach to accuracy. The brand’s philosophy centres on low distortion, controlled dynamics, and precise driver engineering, resulting in speakers trusted by recording studios and serious listeners alike.
ATC loudspeakers are designed to perform consistently under demanding conditions, which contributes to exceptional longevity. Because the core engineering principles remain constant, pre-owned ATC models continue to deliver reference-grade performance in both professional and domestic environments.
Across Singapore, Malaysia, and Southeast Asia, ATC is respected among audiophiles who value transparency and engineering integrity over sonic embellishment. On SoundTribeAsia, ATC equipment — new and pre-owned — is offered by verified dealers, providing trusted access through a curated regional marketplace.









