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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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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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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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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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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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Roksan Blak Integrated Amplifier
• Overview – The Roksan Blak Integrated Amplifier, released in 2016, is a powerful Class AB solid-state design featuring an onboard high-performance DAC, delivering dynamic, controlled, and musically engaging playback for modern high-resolution systems.
• High-Current Amplification – The Roksan Blak Integrated Amplifier offers wide bandwidth and strong current delivery, ensuring excellent grip, transient precision, and rhythmic drive with demanding loudspeakers while maintaining smooth tonal balance.
• Versatile Digital Capability – With USB-B, optical, and coaxial digital inputs, the Roksan Blak supports high-resolution PCM playback, enabling system simplification by serving as both amplifier and DAC in one refined chassis.
• Premium Analog Performance – A robust linear power supply, refined preamp stage, and short signal paths provide excellent low noise, transparency, and imaging, ensuring the Roksan Blak Integrated Amplifier performs consistently across varied musical genres.
• Dimensions – Approx. 432 mm (W) × 80 mm (H) × 330 mm (D), offering a substantial but manageable footprint suitable for standard hi-fi racks or shelves.
• Weight – Approx. 14 kg, providing solid mechanical stability that reduces resonance and supports the amplifier’s high-current power architecture.
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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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Lenco L75 Turntable
• Classic Idler-Drive Design – The Lenco L75 Turntable features a high-torque idler-wheel system renowned for rhythmic drive, speed stability, and dynamic energy, making it one of the most musical vintage turntables ever produced.
• Heavy Platter Engineering – The Lenco L75 Turntable uses a substantial zinc-alloy platter and robust bearing assembly, delivering low noise, strong rotational inertia, and excellent pitch stability for engaging analogue playback.
• Vintage Tonearm & Upgrade Potential – The original L75 tonearm offers warm, forgiving performance, while the turntable itself is widely celebrated for modification potential, allowing enthusiasts to elevate it into true high-end territory.
• Solid Chassis Construction – With a steel top plate and strong mechanical layout, the L75 provides excellent vibration control and mechanical grounding, resulting in clearer midrange detail and more stable imaging.
• Dimensions – Approx. 445 mm (W) × 360 mm (D) × 150 mm (H). Designed to fit classic hi-fi furniture or custom plinths for improved resonance control.
• Weight – Around 10–12 kg depending on plinth, giving the L75 the mass needed for stable operation and reduced motor-induced vibrations.
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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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Roksan Caspian M Series-1 CD Player and Integrated Amplifier
• Roksan Caspian M Series-1 CD Player and Integrated Amplifier – The Roksan Caspian M Series-1 CD Player and Integrated Amplifier deliver refined Class AB amplification and precision digital playback, offering exceptional musical flow, timing accuracy and tonal coherence for advanced audiophile systems.
• Digital Architecture & Sonic Performance – Using the Burr-Brown PCM1730E DAC, low-jitter clocking and isolated analogue/digital power rails, the Roksan Caspian M Series-1 CD Player and Integrated Amplifier provide stable imaging, low distortion and natural harmonic structure.
• System Connectivity & Integration – Designed for flexibility, the Roksan Caspian M Series-1 CD Player and Integrated Amplifier offer RCA and XLR outputs, multiple line inputs and digital outputs, ensuring clean signal paths and seamless integration into sophisticated stereo systems.
• Operational Design & Listening Character – With robust linear power supplies and a dual-mono amplifier layout, the Roksan Caspian M Series-1 CD Player and Integrated Amplifier deliver controlled dynamics, articulate bass and an engaging midrange ideal for revealing loudspeakers.
• Product Dimensions – CD Player: 432 mm (W) × 80 mm (H) × 330 mm (D). Integrated Amplifier: 415 mm (W) × 89 mm (H) × 330 mm (D). Sized for standard racks with stable thermal behaviour and mechanical rigidity.
• Weight – CD Player approx. 10 kg; Integrated Amplifier approx. 14 kg. The dense chassis and transformer design improve vibration control, enhancing clarity, bass articulation and overall system transparency.
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Roksan Oxygene CD Player with Integrated Amplifier
• Roksan Oxygene CD Player with Integrated Amplifier – A finely engineered British system combining a 24-bit/192kHz CD player and Class D amplifier to deliver precise dynamics and musical clarity for discerning audiophiles.
• Class D Amplification Excellence – The amplifier section uses Hypex UcD modules and a linear power supply, offering approx. 90 W into 8 Ω and up to 150 W into 4 Ω, suitable for advanced speaker loads.
• Digital-to-Analog & Source Flexibility – The CD player supports 24-bit/192 kHz conversion, optical/coax outputs and RCA analogue output, while the integrated amp offers aptX Bluetooth, subwoofer output and multiple line inputs.
• Compact Stylish Design – Each unit measures approximately 310 × 310 × 60 mm (W×D×H), allowing sleek placement in premium systems without sacrificing build quality or performance.
• Balanced Build Weight – The CD player weighs around 4 kg and the integrated amplifier around 7 kg, delivering mechanical stability with minimal rack footprint in high-end systems.
• Upgrade-Friendly Architecture – Its modular design and high-quality digital stage make the Roksan Oxygene CD Player with Integrated Amplifier an ideal foundation for system growth or position as a reference all-in-one solution.
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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.