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Carver CM-1090 Integrated Amplifier
• Overview – The Carver CM-1090 Integrated Amplifier, released circa 1986, is a solid state Class AB integrated amplifier delivering high-current output with built-in phono stage and comprehensive tone controls.
• Power & Performance – Rated at 100 watts per channel into 8 ohms, the Carver CM-1090 Integrated Amplifier offers dynamic headroom and strong low-frequency grip, driving a wide range of loudspeakers with confidence.
• Connectivity & Features – Featuring moving magnet phono input, multiple line-level inputs, tape monitoring, pre-out/main-in jumpers, and full tone control adjustments, it supports flexible system integration for vinyl and digital sources.
• Specifications – Solid state Class AB design, 100W per channel into 8Ω, frequency response 20Hz–20kHz ±0.2dB, total harmonic distortion around 0.05%, damping factor above 100, robust linear power supply.
• Dimensions – Approximate dimensions are 483 mm wide × 140 mm high × 380 mm deep, reflecting its classic full-width chassis and substantial internal transformer layout.
• Weight – Weighing approximately 14–16 kg, the amplifier’s mass supports stable heat dissipation and power supply integrity for sustained high-output listening sessions.
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Edge G3 Integrated Amplifier
• Overview – The Edge G3 Integrated Amplifier, released in the early 2000s, is a solid state Class AB integrated amplifier featuring high-current output stages and refined preamplification for authoritative, full-range loudspeaker control.
• Power & Drive – Delivering substantial current capability, Edge G3 Integrated Amplifier provides confident bass authority and stable performance into demanding loads, maintaining composure and dynamic headroom during complex musical passages.
• Build & Circuitry – Built with robust chassis construction and dual-mono inspired layout, the design emphasizes short signal paths and substantial power supply reserves to preserve transparency and channel separation.
• Specifications – Solid state Class AB topology, approximately 100–150 watts per channel into 8 ohms, high-current output stage, multiple line-level inputs, frequency response extending beyond 20 Hz–20 kHz with low distortion.
• Dimensions – Approximate dimensions are 430 mm wide × 150 mm high × 400 mm deep, providing substantial internal transformer space while fitting standard hi-fi racks.
• Weight – Weighing approximately 18–22 kg, the amplifier’s mass reflects its large power transformer and heat-sinking required for sustained high-current operation.
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Apogee Stage Speakers
• Product Overview – The Apogee Stage Speakers, released circa 1990, are full-range planar ribbon loudspeakers designed for high-resolution, low-distortion playback, delivering the open, fast transient response Apogee is renowned for.
• Ribbon Loudspeaker Performance – Featuring true ribbon midrange and tweeter elements, these speakers deliver lightning-fast transients, exceptional clarity, and expansive soundstaging that rewards high-quality amplification and careful system matching.
• Design & Sonic Character – The Apogee Stage Speakers use a dipole radiation pattern with large ribbon surfaces, producing natural tonal balance, deep image layering, and lifelike vocal reproduction unmatched by conventional dynamic driver designs.
• Specifications – Nominal impedance is approximately 3–4 ohms with sensitivity around 86 dB, requiring high-current amplifiers capable of stable low-impedance drive to unlock their full dynamic and tonal potential.
• Dimensions – Each speaker measures approximately 1220 mm (H) × 560 mm (W) × 60 mm (D), with a slim vertical profile that still demands adequate floor space and thoughtful room placement.
• Weight – Each speaker weighs roughly 32 kg, reflecting the substantial ribbon assemblies, rigid frame construction, and damping required for mechanical stability and accurate ribbon driver operation.
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Harmonix XDC-2 Power Cable (1.5m)
• Overview – Harmonix XDC-2 Power Cable, released in the early 2000s, is a Japanese audiophile-grade power cable designed to prioritise tonal naturalness, musical flow, and noise reduction over sheer current delivery.
• Design Philosophy – Developed using Harmonix’s tuning-by-ear approach, the cable focuses on resonance control, material synergy, and vibration damping to achieve a relaxed, organic presentation across analog and digital components.
• Sonic Performance – Harmonix XDC-2 Power Cable is renowned for smooth treble, rich midrange tonality, and coherent timing, making it especially attractive for tube systems and musically voiced solid-state equipment.
• Specifications – High-purity copper conductors, moderate gauge design, carefully selected dielectric materials, effective mechanical damping, and high-quality connectors optimized for stable contact and consistent AC power transfer.
• Dimensions – Commonly supplied in approximately 1.5 m length, featuring a flexible outer jacket that allows easy routing while maintaining consistent electrical and mechanical characteristics.
• Weight – Approximately 0.9 kg per cable, reflecting dense conductor materials and internal damping without excessive stiffness or stress on component IEC sockets.
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Harmonix SYN 100 Spikes and RF909x Spike Base
• Product Overview – Harmonix SYN 100 Spikes and RF909x Spike Base, released in the mid-2000s, are vibration control accessories designed to optimize mechanical grounding, resonance dissipation, and tonal balance in high-end audio systems.
• Tuning Philosophy – Developed using Harmonix’s tuning-based approach, the combination controls energy flow rather than fully isolating components, preserving musicality, timing accuracy, and natural harmonic structure.
• System Enhancement – Harmonix SYN 100 Spikes and RF909x Spike Base improve focus, bass articulation, and soundstage stability when used under loudspeakers, racks, or electronics, especially in revealing high-resolution systems.
• Specifications – Precision-machined metal spikes with matched base interfaces, resonance-tuned materials, point-contact energy transfer, and compatibility with most speaker and rack threaded inserts for universal audiophile applications.
• Dimensions – Individual spike height is approximately 25 mm, with RF909x bases measuring roughly 50 mm in diameter, allowing discreet placement while maintaining effective mechanical coupling.
• Weight – Each spike and base set weighs approximately 150–200 g, providing sufficient mass for stability while supporting controlled resonance behavior and consistent component grounding.
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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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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.