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Jeff Rowland Consonance Preamplifier
• Preamplifier Overview – The Jeff Rowland Consonance Preamplifier, introduced in the mid-1990s, is a reference solid-state line stage known for its ultra-low noise floor, holographic imaging, and refined tonal balance characteristic of Rowland’s early masterpieces.
• High-Resolution Line Stage – The Consonance employs fully balanced circuitry, premium discrete components, and short signal paths, ensuring exceptional transparency, natural harmonic structure, and impressive dynamic contrast with both solid-state and tube power amplifiers.
• Silent Power Architecture – Featuring Rowland’s renowned attention to power-supply regulation and isolation, the Jeff Rowland Consonance Preamplifier delivers extremely low distortion and stable channel performance, enhancing microdetail retrieval and spatial coherence.
• Precision Build Quality – Machined aluminum chassis, high-grade connectors, and vibration-resistant internal layout reinforce long-term stability, while providing the polished aesthetic and engineering elegance expected from Jeff Rowland designs.
• Dimensions – Approx. 430 mm (W) × 90 mm (H) × 300 mm (D). Designed for compatibility with standard rack systems while maintaining optimal internal airflow and cable management.
• Weight – Approx. 8–10 kg, depending on production revision, offering solid mechanical grounding that minimizes vibration and preserves low-noise signal integrity.
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Jeff Rowland 112 Power Amplifier
• Overview – The Jeff Rowland 112 Power Amplifier, released in 2004, is a solid state Class AB stereo power amplifier delivering refined power, exceptional control, and the brand’s signature ultra-low noise performance.
• Balanced Circuit Design – Featuring fully balanced circuitry and precision-matched components, the Jeff Rowland 112 Power Amplifier delivers remarkable transparency, expansive soundstaging, and effortless dynamic scaling across demanding loudspeaker loads.
• Precision Power Delivery – With a high-current output stage and robust linear power supply, this amplifier produces authoritative bass control, smooth midrange texture, and refined high-frequency extension without harshness or strain.
• Specifications – Rated at 150 watts per channel into 8 ohms and 300 watts into 4 ohms, balanced XLR and RCA inputs, high-current output stage, frequency response 10Hz–40kHz, signal-to-noise ratio exceeding 90dB.
• Dimensions – Approximately 432 mm wide × 95 mm high × 356 mm deep, housed in a precision-machined aluminum chassis designed for thermal stability and mechanical resonance control.
• Weight – Weighs approximately 15 kg, reflecting its substantial power supply, heavy-duty transformer, and solid billet aluminum construction typical of Jeff Rowland designs.
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Jeff Rowland Concentra Integrated Amplifier
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Jeff Rowland Concentra Integrated Amplifier – A masterpiece of Class AB amplification, combining preamplifier finesse and power amplifier control in one chassis for pure, transparent, and emotionally engaging sound reproduction.
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Refined Class AB Topology – Delivers 100W per channel into 8Ω (170W into 4Ω), offering effortless dynamics, exceptional headroom, and authoritative grip across complex musical passages.
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Precision Analog Engineering – Features fully balanced circuitry, ultra-low-noise design, and gold-plated connectors, ensuring perfect signal integrity and channel separation for uncompromised performance.
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Timeless Design and Build – Machined from solid aircraft-grade aluminum, the Jeff Rowland Concentra Integrated Amplifier combines elegance, reliability, and the hallmark sonic purity of Rowland engineering.
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Product Dimensions – 430 mm (W) × 100 mm (H) × 400 mm (D); compact yet substantial for a high-current integrated amplifier.
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Weight – Approximately 22 kg; heavy-duty chassis ensures exceptional stability, heat dissipation, and resonance control.
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Harbeth SHL5 30th Anniversary
• Harbeth SHL5 30th Anniversary Overview – The Harbeth SHL5 30th Anniversary edition, released in 2008, refines the classic SHL5 design with upgraded internal components, enhanced cabinetry, and the iconic RADIAL2 driver for natural, lifelike musical reproduction.
• Upgraded Anniversary Engineering – Featuring premium Mundorf capacitors, improved crossover tuning, and tighter driver matching, the Harbeth SHL5 30th Anniversary delivers superior transparency, richer tonal textures, and greater micro-detail retrieval.
• Exceptional Midrange and Imaging – Loved by audiophiles for its organic midrange and holographic imaging, the SHL5 Anniversary maintains Harbeth’s studio-grade neutrality while offering a warm, emotionally engaging listening experience.
• Premium Cabinet Craftsmanship – Hand-built with select real-wood veneers exclusive to the anniversary model, the cabinet design minimises distortion and resonance, enhancing openness and natural acoustic realism across all genres.
• Dimensions – Approx. 638 mm (H) × 322 mm (W) × 300 mm (D), offering a substantial monitor-style enclosure optimised for acoustic accuracy and room-friendly placement.
• Weight – Roughly 16 kg per speaker, providing stability and resonance control that supports the refined bass response and overall tonal balance of the SHL5 design.
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Jadis JPL Tube Preamp
Specifications
• Type: Vacuum Tube Line Preamplifier
• Class: Pure Class-A, point-to-point hand-wired
• Tubes: 2 × ECC82 (12AU7), 2 × ECC83 (12AX7)
• Inputs: 5 line inputs (RCA)
• Outputs: 2 main outputs (RCA)
• Frequency Response: 20Hz – 50kHz
• Output Impedance: 1 kΩ
• Dimensions: 430 × 110 × 270 mm
• Weight: 10.5 kg
• Made in France
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Harbeth Super HL5 Plus XD with Skylan Stands
• Loudspeaker System Overview – The Harbeth Super HL5 Plus XD with Skylan Stands delivers natural BBC-style transparency, wide bandwidth and exceptional vocal realism, creating a highly engaging and musically expressive performance for refined two-channel listening environments.
• RADIAL2 Driver Integration – The design incorporates Harbeth’s proprietary RADIAL2 mid/bass driver and advanced XD crossover, providing outstanding tonal accuracy, seamless driver blending and stable imaging, with one mention of Harbeth Super HL5 Plus XD with Skylan Stands.
• High-Frequency Extension – A dedicated super tweeter supports extended treble response, delivering enhanced airiness, micro-detail and three-dimensional soundstage depth, with one additional mention of Harbeth Super HL5 Plus XD with Skylan Stands.
• Stand Synergy & Resonance Control – The Skylan Stands complement the speakers with controlled damping and vibration isolation, improving bass articulation, stereo focus and overall clarity by optimising height alignment and mechanical stability.
• Product Dimensions – Each loudspeaker measures approximately 635 mm (H) × 322 mm (W) × 300 mm (D), while the Skylan Stands provide a matching footprint and height for ideal acoustic positioning in most listening rooms.
• Product Weight – Each speaker weighs around 16 kg, and each stand approximately 12–14 kg depending on fill, offering excellent grounding and reduced resonance for improved dynamic performance and midrange purity.
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Jadis JA80 Tube Monoblocks
• Overview – The Jadis JA80 Tube Monoblocks, first released in 1985, are Class A tube power amplifiers using KT88 or KT90 valves, delivering renowned French craftsmanship, tonal richness, and dynamic authority for high-end loudspeakers.
• Tube Architecture – Each JA80 monoblock features hand-wired point-to-point construction, oversized transformers, and premium tubes, producing a fluid, harmonically saturated presentation with exceptional micro-detail and musical expressiveness.
• Power & Drive – Delivering approximately 60W of pure Class A power per chassis, the Jadis JA80 provides strong current delivery and excellent speaker control, making it suitable for complex or low-efficiency speakers.
• Build & Craftsmanship – The amplifiers showcase polished brass faceplates, heavy steel chassis, and meticulously selected components, ensuring durability, low mechanical resonance, and the signature Jadis aesthetic and sonic refinement.
• Dimensions – Each monoblock measures approx. 480 mm (W) × 230 mm (H) × 360 mm (D), accommodating large transformers and robust internal tube circuitry.
• Weight – Each unit weighs around 35–40 kg, reflecting the massive power supply architecture and premium transformer design essential for stable Class A tube performance.
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Jadis I-50 Tube Integrated Amplifier
• Product Overview – Jadis I-50 Tube Integrated Amplifier released in 2018, is a pure Class A, vacuum-tube integrated amplifier featuring line-level and optional phono capability, delivering classic French tube musicality with modern reliability.
• Circuit & Build Quality – Handcrafted in France, the amplifier employs point-to-point wiring, oversized transformers, and premium passive components, ensuring low noise, long-term stability, and the unmistakable Jadis tonal richness.
• Sound Performance –Jadis I-50 Tube Integrated Amplifier is known for its lush midrange, fluid dynamics, and expansive soundstage, the Jadis I-50 Tube Integrated Amplifier excels with vocals and acoustic music while maintaining control and drive with efficient loudspeakers.
• Specifications – Delivers approximately 50 W per channel in pure Class A using KT150 output tubes, with 4 and 8 ohm taps, wide bandwidth response, and robust power supply for consistent tube operation.
• Dimensions – Approximate chassis dimensions are 485 mm (W) × 245 mm (H) × 380 mm (D), housed in a polished stainless-steel frame that combines mechanical rigidity with distinctive visual presence.
• Weight – Weighs approximately 35 kg, reflecting massive transformers, heavy-gauge chassis construction, and substantial tube complement essential for Class A thermal and electrical stability.
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Harbeth is a British loudspeaker manufacturer renowned for its research-driven approach to natural sound reproduction. With strong roots in broadcast and monitoring applications, the brand prioritises tonal accuracy, midrange realism, and low coloration, focusing on how voices and acoustic instruments are reproduced.
Harbeth loudspeakers are designed with carefully developed driver materials and thin-wall cabinet construction, allowing them to deliver consistent performance over long periods. Because loudspeaker technology evolves gradually and Harbeth designs are built for longevity, pre-owned Harbeth speakers remain highly relevant for listeners seeking authentic, fatigue-free listening experiences.
Across Singapore, Malaysia, and Southeast Asia, Harbeth is respected among audiophiles who value musical truthfulness over exaggerated presentation. On SoundTribeAsia, Harbeth loudspeakers — new and pre-owned — are listed by verified dealers, providing trusted access through a transparent regional marketplace.