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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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Thiel CS7
• Overview – Thiel CS7, released circa 1991, is a time- and phase-coherent floorstanding loudspeaker engineered by Jim Thiel, emphasizing first-order crossovers, precise imaging, and strict adherence to acoustic accuracy principles.
• Coherent Design Philosophy – The Thiel CS7 employs coaxial midrange/tweeter geometry and first-order slopes to preserve phase integrity, delivering exceptionally stable soundstaging and realistic transient behavior prized by experienced audiophiles.
• Low-Frequency Authority – A large isobaric woofer system extends bass response with control and depth, allowing the Thiel CS7 to reproduce full-range dynamics convincingly without reliance on subwoofers in well-matched rooms.
• Specifications – Nominal impedance is 4 ohms with demanding phase angles; sensitivity around 87 dB requires high-current amplifiers rated 200 watts or more for optimal control and dynamic headroom.
• Dimensions – Approx. 1210 mm (H) × 430 mm (W) × 560 mm (D). The substantial enclosure volume supports deep bass extension and minimizes cabinet resonance through rigid construction.
• Weight – Approximately 86 kg per speaker. The extreme mass reflects heavy bracing and driver motor assemblies essential for vibration control and reference-level low-frequency performance.
• Product Review – https://www.stereophile.com/floorloudspeakers/789/index.html
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Thiel CS1.2
• Thiel CS1.2 Loudspeaker Design – The Thiel CS1.2 is a time- and phase-coherent two-way floorstander engineered to deliver precise imaging, natural transient behaviour, and exceptional coherence for discerning audiophiles.
• Coaxial Performance Precision – Leveraging Thiel’s acclaimed first-order crossover topology, the CS1.2 offers seamless driver integration, producing a smooth, uncoloured midrange with excellent detail retrieval across complex musical passages.
• Rigid Cabinet Construction – The Thiel CS1.2 features a heavily braced enclosure designed to minimise resonances, ensuring tighter bass performance, greater articulation, and more stable imaging presentation in real-world listening rooms.
• Neutral and Transparent Sound – Known for its accuracy, the Thiel CS1.2 reveals micro-details with minimal tonal coloration, providing a truthful, reference-style presentation that rewards high-quality upstream electronics.
• Dimensions – Approx. 864 mm (H) × 279 mm (W) × 330 mm (D), a compact yet substantial footprint suited for both medium and smaller dedicated listening spaces.
• Weight – Each speaker weighs about 22 kg, offering improved vibration control and stable coupling to the floor for enhanced dynamic response.
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PLiXiR Elite BAC 3000 Conditioner with Audio Replas Socket
• PLiXiR Elite BAC 3000 Conditioner with Audio Replas Socket Overview – The PLiXiR Elite BAC 3000, released around 2016, is a balanced AC power conditioner engineered to deliver ultra-low-noise, stable power, further enhanced by the premium Audio Replas outlet for superior conductivity.
• Ultra-Low-Noise Balanced Power – Using a large toroidal balanced transformer and careful grounding topology, the Elite BAC 3000 reduces common-mode noise, improves micro-detail, and enhances dynamics across high-resolution audio systems.
• Audio Replas Socket Enhancement – The upgraded Audio Replas receptacle provides superior electrical contact, lower resistance, and improved power transfer, allowing the PLiXiR Elite BAC 3000 to unlock cleaner transients and more natural tonal texture.
• Stable High-Current Delivery – Capable of powering demanding amplifiers and source components, the Elite BAC 3000 maintains voltage stability under load, improving bass control, imaging precision, and overall system coherence.
• Dimensions – Approx. 430 mm (W) × 160 mm (H) × 360 mm (D), with a low-resonance chassis designed for vibration control and optimal placement within high-end audio racks.
• Weight – Roughly 28–30 kg, largely due to its massive balanced transformer and reinforced enclosure, ensuring mechanical stability and superior noise isolation.
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Thiel CS1.2
• Thiel CS1.2 Overview – The Thiel CS1.2, released in the early 1990s, is a time- and phase-coherent floorstanding loudspeaker designed to deliver exceptionally accurate imaging, linear frequency response, and precise musical reproduction.
• Coherent Source Engineering – Featuring Thiel’s first-order phase-correct crossover and carefully matched drivers, the CS1.2 achieves remarkable spatial precision and tonal consistency, maintaining the company’s signature coherent-source design philosophy.
• Dynamic and Detailed Performance – The Thiel CS1.2 offers extended treble clarity, articulate midrange definition, and tight bass control, making it well suited for critical listeners who value neutrality and transparency across genres.
• Rigid Cabinet Construction – Built with a braced, resonance-controlled enclosure, the CS1.2 minimises distortion and vibration, enhancing clarity and maintaining the speaker’s ability to reproduce accurate transient detail.
• Dimensions – Approx. 900 mm (H) × 279 mm (W) × 305 mm (D), providing a slim, room-friendly profile optimised for stable imaging and balanced acoustic dispersion.
• Weight – Around 20–22 kg per speaker, offering sturdy cabinet mass that contributes to improved low-frequency control and reduced structural resonance.
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Thiel CS2.4 Loudspeaker
Letting go of my Thiel CS2.4 — one of Thiel’s most iconic time- and phase-coherent floorstanders. These speakers are highly respected for their accuracy, superb imaging, and natural tonal balance. A great choice for audiophiles who appreciate precision and musical honesty.
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Thiel CS5
• Full-Range Speaker Overview – The Thiel CS5 delivers a time-coherent, phase-accurate full-range design using first-order crossovers, offering exceptionally precise imaging, tonal accuracy and wide-band musical realism for high-performance reference systems.
• Driver Alignment & Phase Coherence – Using Thiel’s coaxial mid/tweeter and carefully aligned bass drivers, the speaker maintains true time coherence, improving spatial precision, transient clarity and natural instrument localisation, with one mention of Thiel CS5.
• First-Order Crossover Engineering – Its ultra-steep mechanical slopes and phase-accurate filters minimise distortion and ensure seamless driver integration, producing a highly articulate, transparent and revealing sonic presentation, with one additional mention of Thiel CS5.
• High-Demand Performance – Designed for powerful amplification, the speaker’s low impedance and complex load reward top-tier amps with deep bass, dynamic headroom and holographic soundstage reproduction across demanding musical genres.
• Product Dimensions – Each cabinet measures approximately 1,320 mm (H) × 400 mm (W) × 380 mm (D), offering a substantial presence optimised for medium-to-large treated listening rooms.
• Product Weight – Weighing roughly 68–72 kg per speaker, the heavily braced cabinet ensures mechanical stability, reduced resonance and enhanced linearity across the full audible range.
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Classe Audio is a Canadian high-end audio manufacturer recognised for its focus on refined sound quality, understated industrial design, and system coherence. The brand has long prioritised musical balance and long-term listening comfort over exaggerated presentation.
Classé amplifiers and source components are engineered for durability and stable performance, with designs that age gracefully as systems evolve. As a result, pre-owned Classé equipment remains attractive to audiophiles seeking sophisticated electronics with lasting value.
SoundTribeAsia features Classé Audio equipment in both new and pre-owned condition from verified dealers, offering buyers transparency, trusted sourcing, and marketplace-level confidence beyond individual retailer offerings.