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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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Krell KAV-300I Integrated Amplifier
• Product Overview – The Krell KAV-300I Integrated Amplifier was released in 1999 as a solid-state Class A/AB design, combining preamplifier and high-current power amplification for authoritative control and classic Krell drive.
• Amplification Performance – Delivering exceptional grip and dynamics, the amplifier provides effortless current delivery, wide bandwidth, and low noise, making it ideal for demanding loudspeakers and high-resolution analogue or digital sources.
• Build & Sonic Character – The Krell KAV-300I Integrated Amplifier features Krell’s robust power supply architecture, discrete circuitry, and minimalist signal path, resulting in tight bass, transparent midrange, and extended, controlled high frequencies.
• Specifications – Rated at approximately 150 W per channel into 8 ohms and 300 W into 4 ohms, with high-current output stages, wide frequency response, and stable operation into low-impedance speaker loads.
• Dimensions – Measures approximately 432 mm (W) × 178 mm (H) × 457 mm (D), requiring a sturdy, well-ventilated rack to accommodate its substantial chassis depth and heat dissipation.
• Weight – Weighs roughly 31 kg, reflecting its oversized transformer, large capacitor bank, and heavy aluminum chassis designed for mechanical stability and long-term electrical performance.
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Krell KSA200S Amplifier
• Product Overview – The Krell KSA200S Amplifier, released in 1995, is a solid-state pure Class A stereo power amplifier delivering legendary current capability, extreme control, and the authoritative sonic signature Krell is known for.
• Amplification Topology – Designed with massive power supplies and fully balanced circuitry, the KSA200S operates in continuous Class A, providing unwavering drive, low distortion, and exceptional loudspeaker control even under demanding loads.
• Sonic Performance – Krell KSA200S Amplifier delivers explosive dynamics, deep controlled bass, and a neutral tonal balance, excelling with difficult speakers and large-scale orchestral or rock recordings at realistic listening levels.
• Specifications – Rated at 200 watts per channel into 8 ohms, doubling into 4 ohms, with stable operation into 2 ohms, ultra-high current output, and extremely low output impedance for maximum damping factor.
• Dimensions – Chassis measures approximately 438 mm (W) × 197 mm (H) × 546 mm (D), reflecting the substantial heatsinking and transformer size required for sustained Class A operation.
• Weight – Weighs approximately 72 kg, with the extreme mass attributed to oversized transformers, extensive heatsinks, and heavy internal construction designed for thermal stability and long-term reliability.
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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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Krell FPB MC250 Monoblock
• Overview – Krell FPB MC250 Monoblock, released in 2001, is a solid-state Class A/AB monaural power amplifier designed to deliver immense current capability, extreme control, and reference-level dynamics for demanding loudspeakers.
• Amplifier Topology – Built on Krell’s Full Power Balanced architecture, it operates in high-bias Class A before transitioning to Class AB, ensuring low distortion, fast transient response, and consistent performance across complex loads.
• System Authority – The Krell FPB MC250 Monoblock excels at driving low-impedance and difficult speakers, producing authoritative bass grip, wide dynamic headroom, and effortless scale without compression at realistic listening levels.
• Specifications – Rated at 250 watts into 8 ohms, doubling to 500 watts into 4 ohms and higher into lower impedances, featuring extremely high damping factor, wide bandwidth, and fully balanced discrete circuitry.
• Dimensions – Approx. 438 mm (W) × 305 mm (H) × 533 mm (D), housed in a massive aluminium chassis with extensive heatsinking and internal isolation for thermal stability and vibration control.
• Weight – Approximately 68 kg per monoblock, reflecting enormous transformers, capacitor banks, and Krell’s uncompromising mechanical construction required for sustained high-current operation.
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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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Krell KSL Pre Amp, FPB 200 Power Amp & KAV 300 CD Player
• Krell KSL Pre Amp, FPB 200 Power Amp & KAV 300 CD Player Overview – This early-2000s Krell trio delivers reference solid-state Class A/AB performance, combining authoritative power, ultra-low distortion, and exceptional transparency for serious high-end stereo systems.
• High-Resolution Preamplifier Clarity – The KSL preamp provides wide bandwidth, fully balanced circuitry, and a low-noise signal path, offering precise imaging, excellent channel separation, and a clean, neutral tonal balance suited for revealing systems.
• FPB 200 Class A/AB Power Authority – The Krell KSL Pre Amp, FPB 200 Power Amp & KAV 300 CD Player system is anchored by the FPB 200, delivering 200W per channel with Krell’s Sustained Plateau Bias for massive current and effortless control.
• Premium Digital Playback – The KAV 300 CD Player employs Krell’s advanced jitter-reduction, high-precision DAC architecture, and robust transport mechanism to produce detailed, dynamic, and musically engaging CD reproduction.
• Dimensions – KSL: approx. 432 × 76 × 381 mm. FPB 200: approx. 483 × 254 × 610 mm. KAV 300 CD: approx. 483 × 89 × 410 mm, all designed for rack-friendly installation.
• Weight – FPB 200 approx. 45–50 kg due to its massive transformers; KSL approx. 8 kg; KAV 300 CD approx. 10 kg, reflecting Krell’s heavy-duty, resonance-free construction.
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B&W ASW750 Subwoofer
• B&W ASW750 Subwoofer Overview – The B&W ASW750, introduced in the early 2000s, is a high-performance active subwoofer featuring a 12-inch driver and powerful Class D amplification for deep, controlled bass extension in music and home-theatre systems.
• High-Excursion Bass Performance – Its 300W Class D amplifier and long-throw Kevlar/pulp composite driver deliver tight, articulate low frequencies, allowing the B&W ASW750 Subwoofer to reproduce demanding bass passages with precision and authority.
• Room-Friendly Acoustic Control – The B&W ASW750 Subwoofer includes adjustable crossover, phase switching, and bass extension settings, enabling seamless integration with a wide range of speakers and room acoustic conditions.
• Solid Cabinet Engineering – Designed with a rigid, heavily braced enclosure and front-firing driver layout, the ASW750 minimises distortion and resonance, ensuring clean, impactful bass reproduction at all playback levels.
• Dimensions – Approx. 430 mm (H) × 360 mm (W) × 450 mm (D), offering a compact yet substantial footprint suitable for both dedicated listening rooms and home-theatre environments.
• Weight – Around 25 kg, providing excellent cabinet stability and improved acoustic damping that enhances low-frequency accuracy and transient response.
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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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B&W DM604 Series 2
• Loudspeaker Overview – The B&W DM604 Series 2, released around 2000, is a full-range 3-way floorstander featuring dual bass drivers and a Nautilus-loaded tweeter, offering dynamic, room-filling performance for music and home theater systems.
• Nautilus Tweeter Technology – The B&W DM604 Series 2 uses B&W’s tube-loaded aluminum dome tweeter, delivering clean high-frequency extension, reduced resonance, and improved dispersion for detailed imaging and articulate treble reproduction.
• Powerful Bass Foundation – Dual 7-inch woofers provide strong low-frequency extension with tight control, enabling the DM604 S2 to reproduce impactful bass lines and cinematic effects while maintaining clarity across the entire frequency range.
• Kevlar Midrange Precision – With a dedicated Kevlar midrange driver, the B&W DM604 Series 2 offers excellent vocal definition and midband accuracy, producing a balanced tonal spectrum ideal for stereo and multi-channel setups.
• Dimensions – Approx. 1000 mm (H) × 236 mm (W) × 314 mm (D). Slim cabinet design integrates easily into living rooms while delivering full-scale sound.
• Weight – Approx. 27 kg per speaker, providing solid cabinet mass that minimizes resonance and improves bass control and overall acoustic stability.
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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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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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Krell KSA-300S Stereo Amplifier
• Krell KSA-300S Stereo Amplifier – This powerhouse Class A/AB sliding-bias design delivers massive current, exceptional control, and the unmistakable Krell authority, driving even the most demanding speakers with effortless precision.
• Sustained Power Delivery – Known for its enormous current reserves and stability into extremely low impedances, the KSA-300S provides grip, dynamics, and low-frequency impact unmatched by typical solid-state amplifiers of its era.
• Sophisticated Krell Topology – Featuring Krell’s proprietary Sustained Plateau Biasing, the amplifier achieves Class A performance at practical efficiency levels, offering transparency, speed, and refined musical detail.
• System Integration – Balanced and single-ended inputs, robust binding posts, and a highly inert chassis ensure quiet operation, excellent grounding, and seamless matching with high-end preamps and loudspeakers.
• Dimensions – Krell KSA-300S Stereo Amplifier Measures approximately 483 mm (W) × 241 mm (H) × 686 mm (D), requiring a sturdy rack with ample ventilation due to its substantial heat dissipation needs.
• Weight – Weighs roughly 68–70 kg, attributed to its heavy transformer architecture and oversized power supply, ensuring rock-solid stability and peak performance under demanding loads.
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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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Bowers & Wilkins is a British loudspeaker brand with a long history of research-driven acoustic development and material innovation. Known for its investment in measurement, driver technology, and cabinet engineering, the brand has consistently focused on accuracy, clarity, and controlled sound dispersion across domestic and professional applications.
Bowers & Wilkins loudspeakers are designed to deliver consistent performance over extended lifecycles, with gradual refinement rather than abrupt redesigns. This makes pre-owned Bowers & Wilkins speakers particularly relevant, as well-maintained models continue to integrate effectively into modern hi-fi and home audio systems.
Across Singapore, Malaysia, and Southeast Asia, Bowers & Wilkins is widely recognised among both enthusiasts and professionals. On SoundTribeAsia, Bowers & Wilkins loudspeakers — new and pre-owned — are listed by verified dealers, offering transparent pricing and trusted access through a curated regional marketplace.