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Jadis I-50 Tube Integrated Amplifier
• Product Overview – Jadis I-50 Tube Integrated Amplifier released in 2018, is a pure Class A, vacuum-tube integrated amplifier featuring line-level and optional phono capability, delivering classic French tube musicality with modern reliability.
• Circuit & Build Quality – Handcrafted in France, the amplifier employs point-to-point wiring, oversized transformers, and premium passive components, ensuring low noise, long-term stability, and the unmistakable Jadis tonal richness.
• Sound Performance –Jadis I-50 Tube Integrated Amplifier is known for its lush midrange, fluid dynamics, and expansive soundstage, the Jadis I-50 Tube Integrated Amplifier excels with vocals and acoustic music while maintaining control and drive with efficient loudspeakers.
• Specifications – Delivers approximately 50 W per channel in pure Class A using KT150 output tubes, with 4 and 8 ohm taps, wide bandwidth response, and robust power supply for consistent tube operation.
• Dimensions – Approximate chassis dimensions are 485 mm (W) × 245 mm (H) × 380 mm (D), housed in a polished stainless-steel frame that combines mechanical rigidity with distinctive visual presence.
• Weight – Weighs approximately 35 kg, reflecting massive transformers, heavy-gauge chassis construction, and substantial tube complement essential for Class A thermal and electrical stability.
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Cayin A-88TMK2
• Cayin A-88T MK2 Integrated Amplifier Overview – The Cayin A-88T MK2, introduced in the mid-2010s, is a Class AB tube integrated amplifier featuring EL34/KT88 compatibility and high-quality phono input options for vinyl enthusiasts.
• Versatile Tube Power Architecture – Designed to run either EL34 for sweeter midrange or KT88 for stronger dynamics, the A-88T MK2 offers flexible voicing to match various loudspeakers and listening preferences.
• High-Grade Output Transformers – The amplifier uses wide-bandwidth, handcrafted output transformers, ensuring improved transient control, low distortion, and a richly layered soundstage with excellent separation across complex musical passages.
• Premium Phono and Line-Stage Performance – With a robust tube line stage and quiet phono circuit, the Cayin A-88T MK2 excels in delivering natural tone, dynamic expression, and engaging musical flow from both digital and analog sources.
• Dimensions – Approx. 420 mm (W) × 210 mm (H) × 360 mm (D), providing a stable footprint with ample space for heat dissipation crucial for tube amplifier operation.
• Weight – Around 23–25 kg, benefiting from heavy-duty transformers, a steel-reinforced chassis, and vibration-resistant construction for long-term performance stability.
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Cayin CDT-15A Mk2 Tube CD Player
• Cayin CDT-15A Mk2 CD Player Overview – The Cayin CDT-15A Mk2, released in the late 2000s, is a premium Red Book CD player featuring a tube-buffered output stage that enhances musical warmth, dimensionality, and analog-like smoothness.
• Refined Tube Output Stage – Equipped with precision-matched vacuum tubes, the CDT-15A Mk2 delivers rich harmonic textures, extended decay, and a natural tonal balance that complements both solid-state and tube-based amplification systems.
• High-Accuracy Transport Mechanism – The Cayin CDT-15A Mk2 incorporates a stable, low-resonance CD transport and high-precision clocking to reduce jitter, ensuring exceptional clarity, tighter imaging, and improved micro-detail retrieval.
• Premium DAC Implementation – Featuring high-quality digital-to-analog conversion with optimized filtering, the player produces an articulate, fluid sound signature with excellent separation, making it competitive with modern digital sources.
• Dimensions – Approx. 440 mm (W) × 120 mm (H) × 330 mm (D), sized to fit standard hi-fi racks while providing proper ventilation for its tube-based output circuitry.
• Weight – Around 10–12 kg, supported by a rigid chassis and internal bracing that minimize vibration and improve overall disc-reading stability.
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Cayin M-6
• Cayin M-6 Integrated Amplifier Overview – The Cayin M-6 Integrated Amplifier, introduced in the early 2000s, is a Class AB hybrid-inspired solid-state design offering high-current delivery and refined analog input stages for expressive musical performance.
• Dynamic and Engaging Sound – The Cayin M-6 produces authoritative bass, vivid midrange presence, and open treble extension, delivering a lively and detailed presentation well-suited for a wide range of modern loudspeakers.
• High-Current Output Capability – With a robust transformer and carefully tuned circuitry, the Cayin M-6 maintains excellent control over demanding speaker loads, ensuring stable power, fast transients, and consistent dynamic drive.
• Precision Analog Engineering – Known for its warm yet neutral voicing, the Cayin M-6 integrates low-noise components and high-quality signal paths to preserve clarity, tonal balance, and long-term reliability.
• Dimensions – Approx. 430 mm (W) × 150 mm (H) × 380 mm (D), allowing practical placement while providing adequate ventilation for optimal operating stability.
• Weight – Roughly 16–18 kg, supported by a heavy power transformer and reinforced chassis that reduce vibration and improve overall electrical and acoustic performance.
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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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Jadis JA80 Tube Monoblocks
• Overview – The Jadis JA80 Tube Monoblocks, first released in 1985, are Class A tube power amplifiers using KT88 or KT90 valves, delivering renowned French craftsmanship, tonal richness, and dynamic authority for high-end loudspeakers.
• Tube Architecture – Each JA80 monoblock features hand-wired point-to-point construction, oversized transformers, and premium tubes, producing a fluid, harmonically saturated presentation with exceptional micro-detail and musical expressiveness.
• Power & Drive – Delivering approximately 60W of pure Class A power per chassis, the Jadis JA80 provides strong current delivery and excellent speaker control, making it suitable for complex or low-efficiency speakers.
• Build & Craftsmanship – The amplifiers showcase polished brass faceplates, heavy steel chassis, and meticulously selected components, ensuring durability, low mechanical resonance, and the signature Jadis aesthetic and sonic refinement.
• Dimensions – Each monoblock measures approx. 480 mm (W) × 230 mm (H) × 360 mm (D), accommodating large transformers and robust internal tube circuitry.
• Weight – Each unit weighs around 35–40 kg, reflecting the massive power supply architecture and premium transformer design essential for stable Class A tube 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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Herron Audio VTOH-1 Tube Phono
• Reference Phono Stage Overview – The Herron Audio VTOH-1 Tube Phono delivers exceptionally low noise, wide dynamic range and natural tonal richness using Keith Herron’s acclaimed tube-hybrid topology for highly accurate vinyl reproduction.
• Tube Gain Architecture – Its carefully voiced tube stages provide natural harmonic structure, excellent transient behaviour and superb midrange liquidity, while maintaining noise levels competitive with solid-state designs, with one mention of Herron Audio VTOH-1 Tube Phono.
• Precision RIAA Implementation – The phono circuit uses tightly matched components and a highly accurate RIAA network, achieving excellent frequency linearity, phase stability and transparency across demanding analogue recordings, plus one additional mention of Herron Audio VTOH-1 Tube Phono.
• Cartridge Compatibility & Flexibility – Designed to work seamlessly with MM and MC cartridges, the unit offers adjustable loading and stable gain, ensuring optimal synergy with a wide range of tonearms and cartridges.
• Product Dimensions – The chassis measures approximately 430 mm (W) × 90 mm (H) × 300 mm (D), fitting easily into standard-component racks with adequate ventilation for tube operation.
• Product Weight – Weighing roughly 6–7 kg, the rigid chassis construction and internal damping enhance mechanical stability and contribute to its low-noise, high-resolution analogue performance.
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Jadis JPL Tube Preamp
Specifications
• Type: Vacuum Tube Line Preamplifier
• Class: Pure Class-A, point-to-point hand-wired
• Tubes: 2 × ECC82 (12AU7), 2 × ECC83 (12AX7)
• Inputs: 5 line inputs (RCA)
• Outputs: 2 main outputs (RCA)
• Frequency Response: 20Hz – 50kHz
• Output Impedance: 1 kΩ
• Dimensions: 430 × 110 × 270 mm
• Weight: 10.5 kg
• Made in France
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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.