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Naim Audio NAC122X Preamplifier and NAP150X Power Amplifier
• Product Overview – The Naim Audio NAC122X Preamplifier and NAP150X Power Amplifier, released in 2006, is a solid-state Class AB separates combination delivering classic Naim pace, timing, and musical drive in a compact, upgradeable format.
• Musical Performance – This pairing is known for rhythmic coherence, strong dynamic contrast, and excellent midband clarity, making it an engaging match for efficient loudspeakers and listeners who value musical flow over hi-fi effects.
• System Synergy – The Naim Audio NAC122X Preamplifier and NAP150X Power Amplifier benefits from Naim’s modular power supply philosophy, allowing meaningful performance upgrades through external PSU options such as the FlatCap or HiCap.
• Specifications – The power amplifier delivers approximately 50 watts per channel into 8 ohms, with high current capability and stable operation into 4 ohms, optimized for real-world loudspeaker control rather than headline power figures.
• Dimensions – Each unit measures approximately 432 mm (W) × 87 mm (H) × 314 mm (D), sharing Naim’s compact full-width chassis design for easy rack integration and consistent system aesthetics.
• Weight – The preamplifier weighs around 6 kg, while the power amplifier weighs approximately 10 kg, reflecting Naim’s emphasis on robust power supplies and mechanically grounded construction.
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Naim NAC 332 Preamplifier
• Product Overview – The Naim NAC 332 Preamplifier, released as part of Naim’s 300 Series New Classic range, is a high-resolution analogue preamp with discrete Class A input stages and advanced volume control for superb musical clarity.
• Design & Connectivity – Featuring balanced XLR, RCA, DIN inputs, configurable input buttons, and headphone output, the NAC 332 offers effortless system integration and flexible routing with premium control and responsiveness.
• Sound Character – The NAC 332 delivers natural dynamics, engaging rhythm, and refined tonal balance, preserving micro-details and broad soundstage depth that unlock the full potential of connected power amplifiers.
• Specifications – Nominal frequency response extends beyond 3Hz-40kHz, distortion as low as 0.003% (1kHz), low noise floor, precision fixed-resistor volume control and bi-directional ZigBee remote control.
• Dimensions – Approximately 432 mm (W) × 91.5 mm (H) × 317.5 mm (D), with sleek anodised aluminium chassis engineered for rigidity, vibration suppression, and elegant integration into a reference system.
• Weight – Weighs roughly 11 kg (24.25 lbs), reflecting its robust construction, quality components, and substantial internal power supply for stable performance and long-term durability.
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Naim NAC 282 with NAPSC, SuperCap DR and NAP 250 DR Power Amplifier
• Naim NAC 282 with NAPSC, SuperCap DR and NAP 250 DR Overview – This reference-level Naim system combines the NAC 282 preamp, NAPSC supply, SuperCap DR energised power delivery, and the solid-state Class A/B NAP 250 DR amplifier for outstanding musical authority and refinement.
• High-Resolution Preamplification – The NAC 282 benefits from dual power inputs, with the NAPSC handling control circuitry and the SuperCap DR providing ultra-stable regulated rails, dramatically lowering noise and enhancing microdynamic clarity.
• NAP 250 DR Drive & Precision – Featuring Naim’s DR (Discrete Regulator) technology and robust Class A/B output stage, the NAP 250 DR delivers exceptional timing, grip, and dynamic swing, ensuring precise control over a wide range of speakers.
• Synergistic System Performance – Together, the NAC 282, NAPSC, SuperCap DR and NAP 250 DR form a highly coherent amplification chain, producing expansive soundstaging, powerful rhythmic expression, and Naim’s signature PRaT (pace, rhythm, timing).
• Dimensions – NAC 282: 432 × 87 × 314 mm; NAPSC: 121 × 57 × 187 mm; SuperCap DR: 432 × 122 × 374 mm; NAP 250 DR: 432 × 90 × 314 mm.
• Weight – NAC 282 approx. 7.0 kg; NAPSC approx. 2.1 kg; SuperCap DR approx. 14 kg; NAP 250 DR approx. 14.2 kg, all contributing to robust mechanical stability and low-noise operation.
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Naim Audio NAP300 and NAC252 Supercap
• Naim Audio NAP300 and NAC252 Supercap Overview – Released in the early 2000s, this solid-state Class AB amplifier and reference preamplifier system uses dual-chassis power supplies to deliver exceptional musicality, clarity, and current-drive authority.
• Reference Preamplifier Precision – The NAC252, powered by the Supercap, employs discrete Class A gain stages and regulated supply rails, providing ultra-low noise performance, superb timing accuracy, and precise microdynamic expression across all sources.
• Dual-Chassis Power & Control – The Naim Audio NAP300 and NAC252 Supercap pairing offers 90W per channel with high-current delivery, ensuring exceptional loudspeaker grip, wide dynamic headroom, and the rhythmic drive Naim is renowned for.
• Advanced Mechanical & Electrical Engineering – With mechanically decoupled boards, aluminium casework, and multi-stage regulated power supplies, the system achieves remarkable stability, low distortion, and reliable long-term reference performance.
• Dimensions – NAC252: 432 × 87 × 314 mm. Supercap: 432 × 87 × 314 mm. NAP300 head unit: 432 × 87 × 314 mm; NAP300 PSU: 432 × 135 × 314 mm.
• Weight – NAC252 approx. 7 kg; Supercap approx. 15 kg; NAP300 system approx. 23–25 kg, reflecting substantial transformers and isolated power architecture.
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Naim Audio NAC552 Preamp NAP500 Amplifier
• Naim Audio NAC552 Preamp NAP500 Amplifier Overview – Released in the early 2000s, this flagship Class AB solid-state pairing delivers Naim’s highest level of musical transparency, current drive, and system authority using dual-chassis designs with external power supplies.
• Reference-Grade Preamp Performance – The NAC552 features suspended circuit boards, discrete Class A gain stages, and the 552PS supply, offering ultra-low noise, holographic imaging, and unmatched musical timing across all high-resolution sources.
• Flagship Power Delivery – The Naim Audio NAC552 Preamp NAP500 Amplifier system provides immense dynamic headroom, exceptional speaker control, and unparalleled clarity, combining precision transistor output stages with a massive toroidal supply.
• Ultimate Naim Engineering – Both units employ mechanical decoupling, rigid aluminium casework, and high-voltage regulation, ensuring long-term stability, low distortion, and reference-level performance in demanding audio environments.
• Dimensions – NAC552: 432 mm (W) × 87 mm (H) × 314 mm (D) with 552PS at 432 mm × 87 mm × 314 mm. NAP500 and its PSU each approx. 432 mm × 135 mm × 374 mm.
• Weight – NAC552 approx. 12 kg combined with PSU; NAP500 system around 40–45 kg, reflecting its heavy transformer mass and mechanically isolated dual-chassis architecture.
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Naim Audio NAC52 Preamplifier with NAP135 Monoblock
• Naim Audio NAC52 Preamplifier with NAP135 Monoblock Overview – The NAC52 (1991) paired with NAP135 monoblocks forms a reference solid-state Class AB system renowned for speed, control, and the authoritative musicality that defines classic Naim performance.
• Reference Preamplifier Precision – The NAC52 uses discrete Class A gain stages, fully isolated circuitry, and ultra-low-noise architecture to deliver exceptional timing accuracy, microdynamic detail, and natural tonal integrity.
• Monoblock Drive and Control – The Naim Audio NAC52 Preamplifier with NAP135 Monoblock combination provides 75W of high-current power per channel, ensuring superb loudspeaker grip, dynamic authority, and articulate bass performance.
• Legendary Naim Engineering – Featuring mechanically decoupled boards, robust toroidal supplies, and rigid aluminium casework, the NAC52/NAP135 system offers long-term stability and reliable high-resolution musical reproduction.
• Dimensions – NAC52: approx. 432 mm (W) × 76 mm (H) × 301 mm (D). NAP135 monoblocks: approx. 160 mm (W) × 160 mm (H) × 300 mm (D) each.
• Weight – NAC52 approx. 7 kg; each NAP135 approx. 12 kg, reflecting their heavy-duty transformers and solid mechanical isolation design.
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Naim Audio NAC52 Preamplifier and SuperCap Power Supply
• Naim Audio NAC52 Preamplifier and SuperCap Power Supply Overview – The Naim Audio NAC52, introduced in 1991, is Naim’s reference solid-state preamplifier, paired with the SuperCap to deliver ultra-low-noise, high-current power for unparalleled musical transparency.
• Reference-Level Preamp Performance – Featuring discrete Class A gain stages, precision volume control, and fully separated signal paths, the NAC52 achieves exceptional clarity, timing accuracy, and microdynamic expressiveness across all sources.
• SuperCap Power Precision – The Naim Audio NAC52 Preamplifier and SuperCap Power Supply combination provides 13 regulated supplies, dramatically lowering noise and enhancing dynamics, soundstage depth, and tonal refinement.
• Naim Reference Engineering – Built with mechanical decoupling, rigid casework, and premium component selection, the NAC52 system maintains long-term reliability and consistently reveals the musical intent of every recording.
• Dimensions – NAC52: approx. 432 mm (W) × 76 mm (H) × 301 mm (D). SuperCap: approx. 432 mm (W) × 122 mm (H) × 374 mm (D), optimised for rack placement.
• Weight – NAC52 approx. 7 kg; SuperCap approx. 15–17 kg, reflecting its large transformer mass and robust regulated power architecture.
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Naim Audio NAC72 Preamplifier
• Overview – The Naim Audio NAC72 Preamplifier, introduced in the early 1990s, is a classic modular preamp known for its PRaT-driven sound, upgrade flexibility, and signature Naim musical engagement.
• Performance – Featuring discrete gain stages and swappable plug-in boards, the NAC72 offers exceptional timing, clarity, and rhythmic drive, making it one of Naim’s most celebrated vintage preamps.
• Upgrade Capability – Compatible with Naim power supplies such as HiCap and FlatCap, the NAC72 significantly improves resolution, dynamics, and noise performance when paired with higher-grade external supplies.
• System Synergy – The Naim Audio NAC72 Preamplifier works optimally with classic Naim power amplifiers, delivering cohesive timing, controlled transients, and a lively, forward presentation favored by Naim enthusiasts.
• Dimensions – Approx. 432 mm (W) × 76 mm (H) × 301 mm (D), following Naim’s classic olive-series chassis footprint for seamless rack integration.
• Weight – Around 5 kg, with a dense and well-shielded internal structure that improves noise rejection and overall signal integrity.
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Naim Audio NAC42 Pre-Amplifier and NAP140 Power Amplifier
• Naim Audio NAC42 Pre-Amplifier and NAP140 Power Amplifier – This iconic pairing defines vintage British hifi precision, combining the NAC42’s finely tuned analogue front-end with the NAP140’s solid Class AB stereo power stage to deliver Naim’s signature pace, rhythm and timing.
• Class AB Power Stage Explained – The NAP140 delivers approximately 45 W per channel into 8 Ω (70 W into 4 Ω) with a quasi-complementary design and low-impedance multi-cap filtering, offering dynamic control with compact housing.
• Disciplined Analogue Control Module – The NAC42 features discrete transistor circuitry, minimal signal path architecture and compatibility with Naim’s external SNAPS/Hi-Cap power systems, enabling system upgrades while maintaining transparency and coherence.
• Upgrade-Ready Architecture – Both units are designed with modular serviceability and Naim ecosystem compatibility in mind, allowing the addition of Hi-Cap, SuperCap and later Naim upgrades for deeper musical refinement.
• Product Dimensions – Each unit measures approximately 207 × 87 × 314 mm (W × H × D), making them compact yet acoustically grounded components suitable for serious systems.
• Weight – The NAC42 weighs around 2.5 kg, while the NAP140 weighs roughly 5.5 kg, providing a stable mechanical platform and low vibration for optimum signal fidelity.
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Naim Audio NAC 102 Pre-Amplifier and NAP 180 Power Amplifier
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Naim Audio NAC 102 Pre-Amplifier and NAP 180 Power Amplifier – A revered Olive-series combo delivering Naim’s signature pace, rhythm and timing, recognized by seasoned audiophiles for inherent musical drive and coherence.
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Class AB Power Expertise – The NAP 180 offers approximately 60 W per channel into 8 Ω, and 90 W into 4 Ω, with a robust 500VA transformer and twenty thousand µF reservoir capacitors for dynamic solidity.
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Discrete Analog Control Stage – The NAC 102 features fully discrete transistor gain stages, remote operation, and comprehensive input flexibility—including optional phono boards—for detailed system integration.
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Matched System Synergy – Designed as a true pre-/power pair, these units maintain low signal latency and strong grounding to preserve integrity when driving Naim-compatible loads and cables.
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Product Dimensions – Each unit measures approximately 207 × 87 × 314 mm, enabling compact shelf integration or rack placement without sacrificing performance.
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Weight – NAC 102 is roughly 2.5 kg, NAP 180 around 10 kg, allowing stable placement and excellent mechanical grounding for improved sonic accuracy.
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Naim NAC 282 Preamplifier
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Naim NAC 282 Preamplifier – Tailored for serious listeners, this pure analog-level control centre delivers gritty pace, rhythm and timing with ultra-low-noise front-end architecture for high-end system clarity.
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Precision Control & Flexible Input Architecture – Features six inputs (two configurable as DIN or RCA), an AV bypass mode, and silent microprocessor that sleeps during playback for zero interference.
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Upgradeable Power System Design – Includes a standard NAPSC supply for digital/control circuits; audio circuits can be powered via Hi-Cap, FlatCap XS or SuperCap for deeper dynamics.
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Product Dimensions – Measures 87 mm (H) × 432 mm (W) × 314 mm (D), allowing compact integration into premium racks with full featured functionality.
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Weight – Approximately 7.0 kg, meaning solid chassis build and mechanical stability while still manageable in high-end systems.
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Discrete Signal Integrity – With input impedance at 47 kΩ, output impedance < 50 Ω and precision rotary potentiometers, the NAC 282 ensures optimum coupling to downstream amplification.
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Naim Audio NAC 252 with Supercap (DR)
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Naim Audio NAC 252 with Supercap (DR) – A reference-grade analogue preamplifier driven by a separate Supercap power supply, delivering incredible clarity, ultra-low noise floor, and that hallmark Naim pace, rhythm and timing.
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Precision Input Architecture – Featuring four DIN inputs, two configurable DIN/RCA inputs, AV bypass mode and 75 mV input sensitivity, the NAC 252 offers flexible connectivity and serious signal integrity for advanced systems.
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Independent Regulation for Clean Power – With ten independently regulated power circuits fed by the Supercap-DR and separate supplies for control electronics, the NAC 252 ensures audio circuits remain fully isolated from interference.
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Upgrade-Compatible Architecture – Though its performance is impressive out of the box, the NAC 252 is compatible with further upgrades across the Naim ecosystem (e.g., SNAXO, NAPSC), making it ideal for future-proof high-end setups.
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Product Dimensions – Measures 87 mm high × 432 mm wide × 314 mm deep, ensuring compact integration in serious system racks without compromise.
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Weight Specification – Weighs approximately 7.0 kg, reflecting its robust build, tight tolerance mechanics and stable chassis for superior acoustic performance.
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Naim Audio is a British hi-fi manufacturer founded in Salisbury, England, with a design philosophy centred on musical timing, rhythmic engagement, and performance-led engineering. Rather than focusing purely on measurements, Naim has historically prioritised how music feels and flows, shaping a distinctive sound character that has earned long-term loyalty among audiophiles worldwide.
Naim’s range of amplifiers, preamplifiers, and digital sources is designed with longevity and system evolution in mind. Modular power supplies, serviceable designs, and extended product lifecycles mean that pre-owned Naim equipment remains highly relevant, often forming the foundation of carefully upgraded systems many years after original release.
Across Singapore, Malaysia, and Southeast Asia, Naim Audio is favoured by listeners building serious, long-term systems rather than chasing short upgrade cycles. On SoundTribeAsia, Naim Audio equipment — new and pre-owned — is offered by verified dealers, giving buyers transparent pricing, clear condition details, and the confidence of purchasing through a trusted regional marketplace rather than isolated dealer websites.