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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.
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YBA Integre Alpha Integrated Amplifier
• YBA Integre Alpha Integrated Amplifier Overview – The YBA Integre Alpha Integrated Amplifier, launched in the mid-1990s, is a Class AB solid-state design featuring high-quality analog inputs and YBA’s signature minimal-feedback topology for purity and musical realism.
• Refined French Engineering – The YBA Integre Alpha delivers exceptional tonal accuracy, wide soundstage depth, and a smooth, grain-free presentation, making it ideal for resolving speakers that benefit from organic musical flow and control.
• Musical Drive and Dynamics – With its robust power supply and precisely voiced circuitry, the YBA Integre Alpha offers fast transient response, excellent micro-detail retrieval, and stable current delivery for rhythmic, engaging playback.
• Low-Noise Analog Performance – The YBA Integre Alpha emphasizes ultra-low distortion and clean power delivery, ensuring black backgrounds, natural harmonic structure, and impressive dynamic contrast across both digital and analog sources.
• Dimensions – Approx. 430 mm (W) × 85 mm (H) × 300 mm (D), fitting easily into standard hi-fi racks while maintaining optimal ventilation for stable long-term performance.
• Weight – Roughly 10–12 kg, featuring a high-grade transformer and rigid chassis that help suppress vibration and enhance signal purity.
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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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Calyx Femto DAC
• DAC Overview – The Calyx Femto DAC, introduced in 2011, is a fully discrete high-end digital-to-analog converter featuring a femtosecond-precision clock, engineered to deliver ultra-low jitter, exceptional transparency, and natural, analog-like musical flow.
• Ultra-Low Jitter Architecture – The Calyx Femto DAC incorporates a femto-grade master clock and premium ESS Sabre conversion stage, providing exceptional timing accuracy, blacker backgrounds, and improved microdetail resolution across high-resolution and standard PCM sources.
• High-Current Analog Stage – With a robust Class A analog output section, the Femto delivers powerful dynamics, wide soundstage layering, and impressive harmonic purity, making it an ideal upgrade for revealing solid-state or tube systems.
• Premium Build & Connectivity – The Calyx Femto DAC features USB, optical, and coaxial inputs, housed in a CNC-machined aluminum chassis that improves resonance control, shielding, and long-term reliability.
• Dimensions – Approx. 270 mm (W) × 60 mm (H) × 190 mm (D), offering a compact but substantial footprint that fits seamlessly into both desktop and full hi-fi rack systems.
• Weight – Approx. 3 kg, with a dense chassis that enhances vibration damping and stabilizes the sensitive digital and analog circuitry for consistent sonic performance.
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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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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.