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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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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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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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Avantgarde Uno SD iTRON G3 Active
• Product Overview – Avantgarde Uno SD iTRON G3 Active, released in 2020, is an active horn loudspeaker using solid-state iTRON amplification, delivering extreme efficiency, dynamic realism, and live-performance scale.
• Horn Technology – The spherical midrange and tweeter horns deliver exceptional sensitivity, controlled directivity, and lightning-fast transient response, creating an immersive soundstage with effortless dynamics and low distortion.
• Active System Design – Fully active architecture integrates dedicated amplification and DSP-controlled crossover, ensuring optimal driver control, precise phase alignment, and consistent performance regardless of partnering source components.
• Specifications – Nominal sensitivity exceeds 104 dB, with powered bass modules driven by integrated amplifiers, wide frequency response, and ultra-low compression, enabling realistic playback at low and high listening levels.
• Dimensions – Approx. 1,570 mm (H) × 650 mm (W) × 540 mm (D) per speaker, with modular horn and bass sections designed for stable placement in medium to large listening environments.
• Weight – Approximately 70 kg per speaker, reflecting the robust cabinet construction, high-mass horn assemblies, and integrated amplification required for vibration control and acoustic precision.
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Avantgarde Acoustic is a German loudspeaker brand best known for its large-scale horn-loaded designs that emphasise efficiency, dynamics, and immediacy. The brand’s philosophy centres on recreating the energy and realism of live music through controlled directivity and minimal signal compression.
Avantgarde loudspeakers are engineered as statement products with long performance lifespans, and their core horn principles remain consistent across generations. This makes pre-owned Avantgarde systems particularly attractive to experienced listeners seeking high-efficiency designs with enduring relevance.
On SoundTribeAsia, Avantgarde loudspeakers — new and pre-owned — are offered by verified dealers, giving buyers access to accurate descriptions, trusted condition reporting, and marketplace-level confidence that individual dealer pages rarely provide.