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Classe CP50 Preamp and CA150 Power Amplifier
• Reference Heritage – Classe CP50 Preamp and CA150 Power Amplifier, released in the late 1990s, combine solid state Class A/AB design with refined Canadian engineering, delivering authoritative control, tonal neutrality, and long-term musical satisfaction.
• Preamplifier Performance – The CP50 preamplifier is renowned for its low-noise architecture, discrete circuitry, and transparent gain stages, offering excellent channel separation and a natural, unforced presentation across analog sources.
• Power Amplifier Authority – The CA150 stereo power amplifier provides high-current solid state Class AB operation, maintaining composure into difficult speaker loads while preserving midrange clarity, dynamic headroom, and tight, controlled bass response.
• Specifications – Power output is rated at approximately 150 watts per channel into 8 ohms, doubling into 4 ohms, with wide bandwidth, high damping factor, and stable operation into demanding loudspeakers.
• Dimensions – Classe CP50 Preamp and CA150 Power Amplifier. CP50 measures approximately 483 mm (W) × 76 mm (H) × 330 mm (D), while CA150 measures roughly 483 mm (W) × 178 mm (H) × 406 mm (D), suitable for standard hi-fi racks.
• Weight – CP50 weighs about 8 kg, while the CA150 weighs approximately 29 kg, reflecting substantial power supply design, heavy transformers, and rigid chassis construction for vibration control and thermal stability.
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Goldnote DS10 and PSU10
• Goldnote DS10 and PSU10 – The Goldnote DS10 and PSU10 deliver a high-end DAC/streamer with a dedicated external linear power supply, offering enhanced dynamics, lower noise and superior musical refinement for advanced audiophile systems.
• DAC Architecture & Streaming Platform – The Goldnote DS10 uses a premium AKM converter, advanced clocking and Roon-Ready streaming, providing smooth tonality, precise detail retrieval and stable high-resolution playback across modern digital sources.
• External Power Upgrade Performance – The PSU10 employs a multi-rail linear supply with ultra-low-noise voltage regulation, significantly improving the DS10’s transient behaviour, micro-detail resolution and overall soundstage stability.
• Connectivity & System Flexibility – With USB, coaxial, optical, Ethernet, Bluetooth 5.0 and analogue output options, the Goldnote DS10 and PSU10 integrate seamlessly into hybrid digital systems requiring broad format support and low-jitter signal management.
• Product Dimensions – The Goldnote DS10 measures approx. 200 mm (W) × 80 mm (H) × 260 mm (D), while the PSU10 shares a matching footprint for uniform stacking and optimal power isolation.
• Product Weight – DS10 weighs around 3.5 kg and the PSU10 approx. 4 kg, with both units benefiting from rigid chassis construction that improves mechanical grounding and reduces noise.
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Acoustical Systems AXIOM 12″ Reference Tonearm
• Product Overview – The Acoustical Systems AXIOM 12” Reference Tonearm, launched in 2014, features a fully adjustable geometry design, ultra-rigid construction, and reference-grade engineering to optimize cartridge alignment and tracking precision.
• Advanced Geometry – Incorporating UNIDIN alignment architecture, the AXIOM achieves reduced tracing error and distortion across the record surface, giving more linear, dynamic, and tonally accurate analogue reproduction.
• Mechanical Excellence – Its hybrid bearing system combines ceramic, ruby, and precision metal components, delivering exceptionally low friction, ultra-stable movement, and enhanced micro-detail retrieval from both MC and MM cartridges.
• Resonance Optimization – The Acoustical Systems AXIOM 12″ Reference Tonearm multi-material construction and internal damping network minimize structural resonance, improving spatial realism, transient accuracy, and low-level resolution in high-end turntable setups.
• Dimensions – Effective length approximately 305 mm (12”), adjustable mounting distance around 291 mm, engineered for compatibility with premium high-mass and reference-grade turntable platforms.
• Weight – Approx. 650–750 g depending on configuration, providing optimal counterbalance capability and mechanical grounding for precision tracking performance.
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Acoustical Systems is a German analog audio manufacturer specialising in precision tonearms, cartridges, and vinyl playback accessories. The brand’s philosophy is grounded in mechanical accuracy, material science, and fine tolerances, treating analog playback as an engineering discipline rather than nostalgia.
Acoustical Systems products are designed for extreme durability and long-term relevance, often using exotic materials and precision machining. Because these components are based on mechanical fundamentals, pre-owned Acoustical Systems equipment remains highly desirable and continues to perform at reference levels when properly maintained.
Across Singapore, Malaysia, and Southeast Asia, Acoustical Systems is respected among serious vinyl enthusiasts building no-compromise analog front ends. On SoundTribeAsia, Acoustical Systems products — new and pre-owned — are offered by verified dealers, providing transparent listings and trusted access through a curated regional marketplace.