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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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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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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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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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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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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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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.