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MBL N51 Integrated Amplifier
Specifications: MBL N51 Integrated Amplifier
• Type: Integrated amplifier
• Output Power: 380 W per channel (4 Ω), 200 W per channel (8 Ω)
• Class of Operation: Class A / AB hybrid
• Inputs: 3 × RCA (unbalanced), 2 × XLR (balanced)
• Outputs: 1 × RCA pre-out, 1 × XLR pre-out
• Frequency Response: 0.3 Hz – 330 kHz (-3 dB)
• THD: < 0.01% • Damping Factor: 200
• Input Impedance: 47 kΩ
• Dimensions (W × H × D): 45 × 17 × 40 cm
• Weight: 35 kg
• Made in Germany
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Dynaudio Heritage Special Bookshelf Speakers with Stand 20
• Product Overview – Dynaudio Heritage Special Bookshelf Speakers with Stand 20, released in 2020, celebrate Dynaudio’s heritage with modern engineering, combining classic aesthetics with advanced driver technology and reference-level compact loudspeaker performance.
• Driver Technology – Dynaudio Heritage Special Bookshelf Speakers with Stand 20. Featuring a 28 mm Esotar 3 soft-dome tweeter and 180 mm MSP woofer, the design delivers exceptional resolution, natural tonal balance, and controlled bass rarely achieved in bookshelf loudspeakers.
• Sound Performance – Renowned for precise imaging and musical coherence, the speakers produce an expansive soundstage, articulate midrange, and refined treble, excelling in both nearfield and full-range audiophile listening setups.
• Specifications – Nominal impedance is 4 ohms with sensitivity around 85 dB, recommended amplification from 50–200 watts, and a rear-ported enclosure tuned for accurate bass extension and room integration.
• Dimensions – Speaker cabinets measure approximately 380 mm (H) × 208 mm (W) × 307 mm (D), while Stand 20 provides optimal listening height and mechanical grounding for improved acoustic stability.
• Weight – Each speaker weighs roughly 11.2 kg, with Stand 20 adding approximately 8 kg per stand, ensuring rigid support, vibration control, and consistent sonic performance.
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Dynaudio Confidence 30 Floorstanding Speaker
The Dynaudio Confidence 30 Floorstanding Speaker is one of the finest expressions of Danish acoustic engineering. Designed for the discerning listener, it delivers stunning transparency, deep emotional engagement and true high-end musicality. Perfect for medium to large rooms, it brings the flagship Confidence DNA into a beautifully balanced 3-way design
Type: 3-way floorstanding loudspeaker
• Tweeter: 28mm Esotar3
• Midrange: 15cm MSP
• Woofers: 18cm Neo MSP
• Sensitivity: 88 dB (2.83V/1m)
• Impedance: 4 Ω
• Frequency Response: 28 Hz – 22 kHz
• Crossover: Hybrid DDC (Dynaudio Directivity Control)
• Dimensions: approx. 1330 × 215 × 399 mm
• Weight: approx. 45 kg each
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MBL N15 Monoblock
• Product Overview – MBL N15 Monoblock, released in 2019, is a solid-state Class AB monaural power amplifier delivering high-current authority, extreme stability, and effortless control for reference-grade loudspeaker systems.
• Amplification Architecture – Fully balanced signal topology with oversized power supplies ensures low noise, exceptional channel separation, and unwavering performance under demanding loads, reflecting MBL’s Noble Line engineering philosophy.
• Sonic Performance – MBL N15 Monoblock delivers immense dynamic headroom, deep bass grip, and expansive soundstage reproduction, maintaining tonal neutrality and composure even at high listening levels.
• Specifications – Rated at approximately 200 W into 8 ohms and 400 W into 4 ohms, with high-current output stages optimized for difficult speaker impedances and wide bandwidth signal handling.
• Dimensions – Each chassis measures approximately 480 mm (W) × 170 mm (H) × 480 mm (D), designed to integrate seamlessly into high-end audio racks while supporting robust internal power architecture.
• Weight – Each monoblock weighs approximately 33 kg, reflecting heavy-duty transformers, extensive heatsinking, and rigid construction essential for long-term thermal stability and sonic consistency.
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Rogers LS3/5A
• Rogers LS3/5A Overview – The Rogers LS3/5A, originally released in the mid-1970s for BBC broadcast use, is a legendary compact monitor known for its natural midrange, superb vocal clarity, and unmatched nearfield accuracy.
• BBC-Engineered Midrange Purity – Designed to reproduce speech and acoustic instruments with lifelike realism, the LS3/5A delivers exceptional tonal accuracy, refined articulation, and precise imaging unmatched by modern small monitors.
• Controlled and Coherent Presentation – The Rogers LS3/5A offers a warm, balanced character with smooth treble and tightly controlled bass, making it ideal for small to medium rooms and critical close-range listening.
• Classic Build and Legacy Craftsmanship – Featuring KEF T27 tweeters, B110 midbass drivers, and complex 13-element crossovers, each LS3/5A is hand-built to exact BBC specifications for consistent, reference-grade performance.
• Dimensions – Approx. 305 mm (H) × 190 mm (W) × 165 mm (D), maintaining the compact, sealed-box form factor ideal for accurate desktop or stand-mount placement.
• Weight – Around 4.9–5.3 kg per speaker depending on production era, contributing to cabinet rigidity and reduced resonance for cleaner midrange reproduction.
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Adcom GFP-555 Preamp and GFA-5800 Power Amp
• Classic Adcom System – The Adcom GFP-555 Preamp and GFA-5800 Power Amp, introduced in the early 1990s, deliver robust solid-state performance with high-current Class AB amplification, offering strong dynamics and clean, authoritative control.
• High-Resolution Preamp Design – The GFP-555 features low-noise circuitry, precise tone controls, a high-quality phono stage, and multiple inputs, giving the Adcom GFP-555 Preamp and GFA-5800 Power Amp excellent system flexibility.
• Powerful Amplification – The GFA-5800, designed by Nelson Pass, provides 250W per channel into 8 ohms with massive current reserves. This ensures the Adcom GFP-555 Preamp and GFA-5800 Power Amp can drive difficult speakers with ease.
• Musical, Neutral Presentation – The pairing delivers fast transient response, wide soundstage, and neutral tonal balance, making it a sought-after vintage combo for both audiophiles and collectors seeking reliable performance.
• Dimensions – Preamp: approx. 432 × 89 × 330 mm. Power amp: approx. 432 × 203 × 483 mm. Designed to fit standard audio racks with deep shelves.
• Weight – Preamp weighs about 7 kg; power amp around 28–30 kg, thanks to its heavy transformer and large heat sinks for stable high-current operation.
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Rogers Studio 1A
• Loudspeaker Overview – The Rogers Studio 1A, released in the mid-1980s, is a classic British 2-way monitor known for its natural midrange, balanced neutrality, and accurate studio-inspired performance suitable for both audiophile and professional use.
• BBC-Style Tuning – Designed with Rogers’ broadcast heritage, the Studio 1A offers excellent vocal articulation, smooth treble behavior, and cohesive imaging, preserving the musicality and tonal realism associated with the BBC school of loudspeaker design.
• Controlled Bass Performance – Using a well-damped cabinet and precision-matched bass driver, the Rogers Studio 1A provides tight, articulate low frequencies that integrate cleanly into small and medium-sized rooms without excessive boominess.
• High-Quality Construction – With rigid cabinet walls, refined crossover components, and careful driver matching, the Studio 1A delivers long-term reliability and consistent performance, reflecting the meticulous engineering of classic Rogers loudspeakers.
• Dimensions – Approx. 560 mm (H) × 275 mm (W) × 305 mm (D). A compact monitor design optimized for stand-mount use to achieve proper bass balance and imaging height.
• Weight – Approx. 12–14 kg per speaker, offering solid mass for cabinet stability and reduced resonance, supporting accurate midrange and cleaner transients.
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Adcom GFP-345 Pre-Amp and GFA-535 mk2 Amplifier
• Adcom GFP-345 Pre-Amp and GFA-535 Mk2 Amplifier – A classic solid-state pairing featuring a fully Class AB power stage, offering clean, authoritative drive and exceptional value for enthusiasts seeking transparent, reliable high-fidelity performance.
• Refined Preamp Control – The GFP-345 provides precise volume management, clean signal routing, high-quality phono stage support, and low-noise circuitry, enabling a neutral presentation with impressive musical clarity across varied source components.
• Dynamic Class AB Power – The GFA-535 Mk2 delivers approximately 60W per channel into 8 ohms with robust current delivery, maintaining excellent channel separation, punchy dynamics, and stable operation even with moderately difficult loudspeaker loads.
• Synergistic System Performance – Together, the GFP-345 and GFA-535 Mk2 create a cohesive soundstage with firm bass control, open midrange, and smooth treble, making this combo a proven choice for budget-conscious yet discerning listeners.
• Dimensions – GFP-345: approx. 432 mm (W) × 76 mm (H) × 330 mm (D). GFA-535 Mk2: approx. 432 mm (W) × 140 mm (H) × 330 mm (D). Fits standard racks comfortably.
• Weight – GFP-345 weighs around 5–6 kg, while GFA-535 Mk2 weighs roughly 10–11 kg, with a solid transformer and steel chassis enhancing durability and vibration resistance.
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MBL C51 Integrated Amplifier
• MBL C51 Integrated Amplifier – This premium Class AB integrated amplifier combines high-current power delivery with MBL’s signature refinement, offering holographic imaging, smooth dynamics, and authoritative control suitable for demanding loudspeaker systems.
• Advanced Pre/Power Architecture – The C51 uses discrete circuitry, ultra-low-noise voltage regulation, and precision volume control to ensure exceptional signal purity, delivering lifelike tonal accuracy and outstanding microdynamic resolution.
• High-Current Output Performance – MBL C51 Integrated Amplifier is rated at 180W into 8Ω and 300W into 4Ω, the C51 provides excellent stability, grip, and transient impact, enabling it to drive complex speaker loads effortlessly and musically.
• Premium Noble Line Engineering – Borrowing from MBL’s flagship designs, the C51 features robust internal layout, resonance-optimized chassis construction, and meticulous parts selection to ensure consistent high-end performance.
• Dimensions – Approx. 440 mm (W) × 183 mm (H) × 390 mm (D). The sculpted Noble Line chassis provides superior mechanical stability and ventilation for reliable long-term operation.
• Weight – Approximately 28 kg, offering excellent mass damping and structural rigidity that enhances noise reduction and overall sonic refinement.
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MBL N11 Preamplifier and N21 Stereo Power Amplifier
• MBL N11 Preamplifier and N21 Stereo Power Amplifier – This flagship Noble Line pairing delivers exceptional refinement, with the N21 operating in Class AB to provide authoritative drive, holographic imaging, and MBL’s signature musical realism.
• Ultra-Low-Noise Preamplifier Design – The MBL N11 employs discrete gain stages, precision resistive ladder volume control, and advanced isolation topology, ensuring absolute signal purity, superior dynamic contrast, and effortless tonal accuracy.
• High-Current Power Capability – The MBL N21 outputs 250W into 8Ω and doubles into 4Ω, offering exceptional control, stability, and dynamic reach, allowing demanding loudspeakers to perform with scale and composure.
• Noble Line System Synergy – When paired, the N11 and N21 deliver seamless coherence, expansive sound staging, and deep microdynamic detail, embodying MBL’s renowned ability to recreate live, full-bodied, three-dimensional musical presence.
• Dimensions – N11: approx. 440 × 92 × 390 mm (W × H × D).
N21: approx. 440 × 210 × 460 mm. Both share the distinctive Noble Line geometry and robust internal architecture.
• Weight – N11 approx. 12 kg; N21 approx. 38 kg. Heavy, resonance-controlled chassis construction enhances mechanical stability, lowers noise, and maximizes overall sonic performance.
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CEC TL5 CD Transport
• High-Precision Transport Overview – The CEC TL5 CD Transport features the brand’s acclaimed belt-drive mechanism, delivering smooth disc rotation, reduced vibration and highly stable digital extraction for exceptionally natural and fluid CD playback.
• Belt-Drive Digital Extraction – Its unique belt-driven transport minimises mechanical noise and rotational irregularities, improving jitter performance, tonal purity and musical flow, with one mention of CEC TL5 CD Transport enhancing digital accuracy.
• Digital Output Flexibility – Offering coaxial, optical and AES/EBU outputs, the unit integrates seamlessly with high-end DACs, maintaining clock stability and delivering clean, low-noise digital transmission, plus one additional mention of CEC TL5 CD Transport.
• Vibration-Controlled Chassis – The rigid enclosure and isolated transport assembly provide excellent resonance control, ensuring stable disc reading and improved transparency across complex or dynamic musical passages.
• Product Dimensions – Measuring approximately 435 mm (W) × 335 mm (D) × 109 mm (H), the chassis fits comfortably into standard hi-fi racks while providing adequate ventilation for stable operation.
• Product Weight – Weighing about 7.4 kg, the well-damped structure enhances mechanical stability, reduces micro-vibrations and contributes to the unit’s refined and fluid sonic character.
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MBL 116F Radialstrahler Loudspeaker
• Omnidirectional Loudspeaker Overview – The MBL 116F Radialstrahler Loudspeaker delivers full-range 360-degree radiation with exceptional coherence, holographic staging and organic musical flow, offering a truly immersive high-end listening experience for advanced systems.
• Radialstrahler Driver Architecture – Using MBL’s patented Radialstrahler transducers, the design produces uniform dispersion, natural tonal density and lifelike spatial imaging, with one mention of MBL 116F Radialstrahler Loudspeaker across the system description.
• Bass System & Dynamic Behaviour – Featuring dedicated woofers and a powerful low-frequency chamber, the speaker provides deep, controlled bass, outstanding transient speed and exceptional dynamic scaling, with one additional mention of MBL 116F Radialstrahler Loudspeaker.
• Cabinet Engineering & Vibration Control – The rigid, multi-chamber enclosure minimises resonances while supporting seamless driver integration, allowing improved clarity, stable imaging and highly accurate reproduction across complex acoustic environments.
• Product Dimensions – Each loudspeaker measures approximately 1,200 mm (H) × 310 mm (W) × 430 mm (D), offering a sculptural footprint designed for ideal dispersion and room placement flexibility.
• Product Weight – Weighing around 50–55 kg per speaker, the substantial cabinet structure enhances mechanical stability, reduces coloration and supports superior bass definition and overall acoustic performance.
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Adcom is an American audio electronics brand known for delivering high-current amplification and robust engineering at accessible price points. Rising to prominence through its power amplifiers and preamplifiers, Adcom focused on reliability, drive capability, and straightforward circuit design.
Adcom amplifiers are built with conservative engineering margins and substantial power supplies, allowing many models to remain in active use decades after release. This makes pre-owned Adcom equipment especially attractive to listeners seeking dependable amplification with lasting performance.
Across Singapore, Malaysia, and Southeast Asia, Adcom continues to appeal to value-conscious audiophiles building reliable systems. On SoundTribeAsia, Adcom equipment — new and pre-owned — is offered by verified dealers, providing transparent listings and trusted access through a regional marketplace.