• Lumin U1 Network Transport

    •⁠  Product Overview – Lumin U1 Network Transport, released in 2015, is a reference-grade network transport engineered for ultra-low jitter digital playback, delivering pristine data output to high-end external DACs and digital processors.

    •⁠  Digital Architecture – Built around Lumin’s proprietary streaming platform, it supports native DSD, high-resolution PCM, and precision clocking via dual femto oscillators for exceptional timing accuracy and signal integrity.

    •⁠  Sound Quality – Lumin U1 Network Transport excels in transparency, spatial precision, and micro-dynamic detail, revealing subtle textures and ambient cues while maintaining tonal purity and rhythmic coherence across complex musical passages.

    •⁠  Specifications – Supports PCM up to 384 kHz, DSD128 native, AES/EBU, BNC, RCA, and optical outputs, with isolated Ethernet input and separate digital processing and output stages.

    •⁠  Dimensions – The chassis measures approximately 350 mm (W) × 60 mm (H) × 350 mm (D), featuring a solid CNC-machined aluminum enclosure for effective vibration control.

    •⁠  Weight – Lumin U1 weighs approximately 7 kg, reflecting its robust construction, internal shielding, and high-quality power regulation designed for stable, noise-free digital signal transmission.

  • Ars-Sonum Filarmonia SE

    Ars-Sonum Filarmonia SE Overview – The Ars-Sonum Filarmonia SE, a hand-built Class AB push-pull tube integrated amplifier released in 2010, delivers 30W of refined EL34-based musicality with a built-in high-quality tube preamplifier stage.

    Artisan Tube Engineering – Crafted in Spain by engineer Ricardo Hernández, the Filarmonia SE uses premium parts and strict point-to-point wiring to produce holographic imaging, tonal purity, and exceptional long-term reliability.

    Synergy With High-Sensitivity Speakers – The Ars-Sonum Filarmonia SE excels with moderately efficient loudspeakers, offering superb control, rich midrange texture, and a naturally dynamic presentation ideal for acoustic, vocal, and chamber music.

    Stabilized Power & Refined Voicing – Features a carefully regulated power supply, optimized output transformers, and vibration-controlled chassis design to maintain low noise, stable tube operation, and consistently musical performance.

    Dimensions – Approx. 430 mm (W) × 160 mm (H) × 350 mm (D), designed for robust stability and ideal placement on reference-grade equipment racks.

    Weight – Roughly 20 kg, with substantial transformers and a rigid chassis that enhance resonance control and support the amplifier’s authoritative sound.

  • Lumin D2 Music Server

    Lumin D2 Music Server Overview – The Lumin D2 Music Server delivers high-performance streaming with a premium DAC architecture, offering natural tonality, excellent resolution, and seamless playback across major lossless and high-resolution formats.

    Refined Digital Performance – The Lumin D2 Music Server features dual-mono Wolfson WM8741 DACs, delivering smooth treble, rich midrange texture, and precise low-level detail ideal for resolving modern network-based systems.

    High-Quality Streaming Integration – Lumin’s robust platform supports TIDAL, Qobuz, Spotify Connect, Roon Ready, and native DSD/PCM playback, ensuring reliable operation and exceptional sound quality across diverse digital libraries.

    Premium Build & Connectivity – The Lumin D2 Music Server includes fully balanced outputs, low-noise processing, Gigabit Ethernet, and optimized circuit paths to maintain signal purity and system-wide musical coherence.

    Dimensions – Approx. 300 mm (W) × 244 mm (D) × 60 mm (H), compact enough for easy placement while maintaining solid structural rigidity to reduce vibration.

    Weight – Around 2.5 kg, offering a sturdy yet compact chassis that enhances electrical stability without unnecessary mass.

  • 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.

  • Roksan Blak Integrated Amplifier

    Overview – The Roksan Blak Integrated Amplifier, released in 2016, is a powerful Class AB solid-state design featuring an onboard high-performance DAC, delivering dynamic, controlled, and musically engaging playback for modern high-resolution systems.

    High-Current Amplification – The Roksan Blak Integrated Amplifier offers wide bandwidth and strong current delivery, ensuring excellent grip, transient precision, and rhythmic drive with demanding loudspeakers while maintaining smooth tonal balance.

    Versatile Digital Capability – With USB-B, optical, and coaxial digital inputs, the Roksan Blak supports high-resolution PCM playback, enabling system simplification by serving as both amplifier and DAC in one refined chassis.

    Premium Analog Performance – A robust linear power supply, refined preamp stage, and short signal paths provide excellent low noise, transparency, and imaging, ensuring the Roksan Blak Integrated Amplifier performs consistently across varied musical genres.

    Dimensions – Approx. 432 mm (W) × 80 mm (H) × 330 mm (D), offering a substantial but manageable footprint suitable for standard hi-fi racks or shelves.

    Weight – Approx. 14 kg, providing solid mechanical stability that reduces resonance and supports the amplifier’s high-current power architecture.

  • 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.

  • Lumin S1 Network Music Streamer

    Lumin S1 Network Music Streamer – Designed for reference-level digital playback, the S1 offers native DSD, dual-mono DAC topology, and exceptional transparency, ideal for resolving high-end systems demanding maximum digital purity.

    Dual-Mono DAC Architecture – Featuring four ESS Sabre ES9018 chips per channel, the Lumin S1 achieves superior channel separation, low noise, and a highly detailed yet natural sonic presentation across all formats.

    High-Resolution Format Support – The S1 supports native DSD128, DXD, and high-rate PCM, ensuring full compatibility with modern digital libraries while maintaining remarkable accuracy, spaciousness, and tonal refinement.

    Precision Build and Connectivity – With robust power regulation, premium components, and wide-format network support, the S1 provides consistent performance, fast response, and seamless integration with advanced NAS and streaming setups.

    Dimensions – Approx. 350 mm (W) × 345 mm (D) × 60 mm (H). Its low-profile chassis fits elegantly into reference digital audio racks and modern streaming systems.

    Weight – Approximately 8–10 kg, offering a solid, vibration-resistant enclosure that enhances DAC stability and overall playback precision.

  • Lumin U1 Mini and Plixir Power Supply

    Lumin U1 Mini

    • Function: Digital Music Transport (No DAC)

    • Supported Formats: PCM up to 384kHz, DSD up to DSD256

    • Outputs: AES/EBU, USB, BNC, RCA, Optical

    • Network: Gigabit Ethernet

    • App Support: Lumin App, Roon Ready, Tidal, Qobuz, Spotify Connect, AirPlay

    • Dimensions: 300 × 244 × 60 mm

    • Weight: 2.5 kg

    Plixir Power Supply (Elite BDC or Equivalent)

    • Type: Balanced DC Linear Power Supply • Output: 12V DC (specially matched for Lumin U1 Mini)

    • Effect: Lower noise floor, improved dynamics and transparency

    • Made in Singapore

  • Roksan Caspian M Series-1 CD Player and Integrated Amplifier

    Roksan Caspian M Series-1 CD Player and Integrated Amplifier – The Roksan Caspian M Series-1 CD Player and Integrated Amplifier deliver refined Class AB amplification and precision digital playback, offering exceptional musical flow, timing accuracy and tonal coherence for advanced audiophile systems.

    Digital Architecture & Sonic Performance – Using the Burr-Brown PCM1730E DAC, low-jitter clocking and isolated analogue/digital power rails, the Roksan Caspian M Series-1 CD Player and Integrated Amplifier provide stable imaging, low distortion and natural harmonic structure.

    System Connectivity & Integration – Designed for flexibility, the Roksan Caspian M Series-1 CD Player and Integrated Amplifier offer RCA and XLR outputs, multiple line inputs and digital outputs, ensuring clean signal paths and seamless integration into sophisticated stereo systems.

    Operational Design & Listening Character – With robust linear power supplies and a dual-mono amplifier layout, the Roksan Caspian M Series-1 CD Player and Integrated Amplifier deliver controlled dynamics, articulate bass and an engaging midrange ideal for revealing loudspeakers.

    Product Dimensions – CD Player: 432 mm (W) × 80 mm (H) × 330 mm (D). Integrated Amplifier: 415 mm (W) × 89 mm (H) × 330 mm (D). Sized for standard racks with stable thermal behaviour and mechanical rigidity.

    Weight – CD Player approx. 10 kg; Integrated Amplifier approx. 14 kg. The dense chassis and transformer design improve vibration control, enhancing clarity, bass articulation and overall system transparency.

  • Roksan Oxygene CD Player with Integrated Amplifier

    • Roksan Oxygene CD Player with Integrated Amplifier – A finely engineered British system combining a 24-bit/192kHz CD player and Class D amplifier to deliver precise dynamics and musical clarity for discerning audiophiles.

    • Class D Amplification Excellence – The amplifier section uses Hypex UcD modules and a linear power supply, offering approx. 90 W into 8 Ω and up to 150 W into 4 Ω, suitable for advanced speaker loads. 

    • Digital-to-Analog & Source Flexibility – The CD player supports 24-bit/192 kHz conversion, optical/coax outputs and RCA analogue output, while the integrated amp offers aptX Bluetooth, subwoofer output and multiple line inputs. 

    • Compact Stylish Design – Each unit measures approximately 310 × 310 × 60 mm (W×D×H), allowing sleek placement in premium systems without sacrificing build quality or performance. 

    • Balanced Build Weight – The CD player weighs around 4 kg and the integrated amplifier around 7 kg, delivering mechanical stability with minimal rack footprint in high-end systems. 

    • Upgrade-Friendly Architecture – Its modular design and high-quality digital stage make the Roksan Oxygene CD Player with Integrated Amplifier an ideal foundation for system growth or position as a reference all-in-one solution.

  • Lumin X1 Reference Streamer DAC

    Reference Streaming DAC Overview – The Lumin X1 Reference Streamer DAC delivers flagship digital performance with dual-mono conversion, fibre networking and exceptional transparency, providing a world-class digital source for demanding high-end audio systems.

    DAC Architecture & Digital Processing – Featuring dual ESS Sabre ES9038Pro chips, advanced clocking and discrete output stages, the Lumin X1 Reference Streamer DAC achieves remarkable resolution, low noise and natural tonal accuracy across high-resolution formats.

    • DAC: Dual ESS Sabre ES9038Pro (dual-mono)

    • Power Supply: External dual-toroidal linear power supply

    • Inputs: Ethernet, USB, Optical, SPDIF, AES/EBU

    • Outputs: USB, BNC, AES/EBU, Optical, Coaxial, Balanced & RCA analog

    • Formats Supported: PCM up to 384kHz, DSD512, full MQA decoding

    • Clocking: Precision femto clock system

    • Chassis: CNC-milled aluminum dual-chassis

    • Dimensions: Main unit 350 × 345 × 60 mm / Power supply 106 × 60 × 334 mm

    • Weight: ~15kg combined

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.

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