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JBL 4635
• Overview – The JBL 4635 is a professional cinema subwoofer system engineered for high-output low-frequency reinforcement, utilizing dual 15-inch drivers in a large vented enclosure for powerful theatre-grade bass performance.
• Cinema Heritage – Designed for professional cinema installations, the JBL 4635 delivers deep, room-filling bass with exceptional dynamic capability, making it a legendary choice for large listening spaces and vintage high-efficiency systems.
• High-Output Performance – The JBL 4635 is capable of substantial acoustic output and extended low-frequency reproduction, providing impactful bass response that complements high-efficiency horn or large-format loudspeaker systems.
• Specifications – Dual 15-inch low-frequency drivers (typically JBL 2225H or 2226H depending on configuration), bass reflex enclosure, 4-ohm nominal impedance, frequency response approximately 30Hz–500Hz, high power handling exceeding 600W continuous.
• Dimensions – Approximately 1219 mm (H) × 762 mm (W) × 610 mm (D), reflecting its large cinema-grade enclosure designed for high acoustic efficiency and powerful low-frequency projection.
• Weight – Approximately 85–95 kg depending on driver configuration, constructed with heavy-duty cabinetry and professional drivers intended for demanding theatre and large venue applications.
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TAD Evolution One TX
• Product Overview – The TAD Evolution One TX (2016) is a high-end floorstanding loudspeaker engineered in Japan, combining studio-grade accuracy with refined musicality for reference-level two-channel listening environments.
• Driver Technology – Utilizing TAD’s Coherent Source Transducer with beryllium tweeter and midrange diaphragm, the TAD Evolution One TX delivers exceptional phase coherence, pinpoint imaging, and ultra-low distortion across the audible spectrum.
• Cabinet & Voicing – A rigid, low-resonance enclosure with curved side panels minimizes standing waves, allowing the speaker to produce deep, controlled bass while preserving tonal neutrality and dynamic realism at high playback levels.
• Specifications – Nominal impedance 4 ohms, sensitivity approximately 90 dB, frequency response around 28 Hz–60 kHz, recommended amplifier power 50–300 W, optimized for high-current solid-state or quality tube amplification.
• Dimensions – Each speaker measures approximately 400 mm wide × 1,154 mm high × 530 mm deep, designed as a full-scale reference floorstander suitable for medium to large dedicated listening rooms.
• Weight – Each unit weighs roughly 95 kg, reflecting extensive internal bracing and premium materials that contribute to mechanical stability, resonance control, and consistent acoustic performance.
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TAD Compact Reference CR1
• Overview – TAD Compact Reference CR1, released in 2011, is a high-end standmount loudspeaker engineered to deliver reference-level neutrality, precision imaging, and studio-grade accuracy derived from TAD’s professional monitor heritage.
• Driver Technology – Featuring TAD’s proprietary concentric CST driver with beryllium tweeter and magnesium midrange, it achieves point-source coherence, exceptional phase alignment, and ultra-low distortion across the audible frequency range.
• Sonic Performance – TAD Compact Reference CR1 is celebrated for its transparency, holographic soundstage, and tonal realism, excelling with acoustic, orchestral, and complex recordings where timing and micro-detail are critical.
• Specifications – Two-way bass-reflex design, nominal 4-ohm impedance, sensitivity approx. 87 dB, frequency response roughly 45 Hz–100 kHz, rear-firing port, and high-quality crossover components optimized for minimal signal loss.
• Dimensions – Approx. 410 mm (H) × 250 mm (W) × 360 mm (D), offering a substantial standmount form factor designed for rigid placement on dedicated speaker stands in reference listening environments.
• Weight – Approximately 18 kg per speaker, reflecting dense cabinet construction, internal bracing, and premium driver assemblies required for resonance control and uncompromised acoustic performance.
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Airtight ATM4 Tube Amplifier
• Product Overview – Airtight ATM4 Tube Amplifier, released in 1998, is a solidly engineered Class AB push-pull tube power amplifier using EL34 output valves, renowned for musical coherence, tonal purity, and long-term reliability.
• Circuit Topology – Hand-wired point-to-point construction with high-quality output transformers and conservative operating parameters ensures low distortion, excellent bandwidth, and stable performance across a wide range of loudspeaker loads.
• Sonic Performance – Airtight ATM4 Tube Amplifier delivers a harmonically rich midrange, controlled bass authority, and smooth extended treble, excelling in realism, spatial depth, and long, fatigue-free listening sessions.
• Specifications – Stereo power output approximately 36 watts per channel into 8 ohms, EL34 output tubes, 4/8 ohm taps, wide bandwidth response, and high-quality valve rectification supporting dynamic musical transients.
• Dimensions – Approx. 360 mm (W) × 220 mm (H) × 310 mm (D), featuring a compact yet robust chassis layout optimized for heat dissipation and mechanical stability.
• Weight – Approximately 21 kg, reflecting heavy-duty transformers, thick chassis materials, and conservative mechanical design essential for stable tube operation and long-term sonic consistency.
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JBL Synthesis Project Array 1400
• High-Performance Overview – The JBL Synthesis Project Array 1400, launched around 2007, is a flagship floorstanding loudspeaker using a Bi-Radial horn and powerful low-frequency system to deliver dynamic, room-filling cinema-grade sound.
• Horn-Loaded Precision – The JBL Synthesis Project Array 1400 features a titanium compression driver and advanced horn geometry, providing exceptional clarity, wide dispersion, and precise imaging ideal for both music and home-theater environments.
• Deep, Controlled Bass – A massive 14-inch Neodymium woofer delivers authoritative low frequencies with excellent transient response, enabling the Project Array 1400 to handle demanding low-end material while maintaining accuracy and control.
• Ultra-High Output Capability – With high sensitivity and robust driver construction, the JBL Synthesis Project Array 1400 achieves reference-level dynamics, low distortion, and impactful realism even at elevated listening levels.
• Dimensions – Approx. 1,115 mm (H) × 508 mm (W) × 406 mm (D). Large cabinet volume supports deep bass extension and wide sound dispersion across medium to large rooms.
• Weight – Approx. 64 kg per speaker, providing exceptional mechanical stability and reducing cabinet resonance for cleaner, more accurate acoustic performance.
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JBL HP 520 Speakers
• High-Performance Design – The JBL HP 520 Speakers deliver dynamic, room-filling sound with impressive bass depth, refined midrange clarity, and excellent dispersion, making them ideal for audiophiles seeking a powerful yet balanced presentation.
• Acoustic Precision – Featuring advanced JBL driver engineering and a well-tuned cabinet, these speakers offer articulate imaging, smooth frequency response, and reliable performance across a wide range of musical genres and listening environments.
• Versatile System Matching – The JBL HP 520 Speakers pair effectively with solid-state or tube amplification, offering stable impedance behavior and strong efficiency, ensuring consistent performance across diverse hi-fi system setups.
• Robust Build Quality – Constructed with solid cabinetry and high-quality drivers, the JBL HP 520 Speakers provide durability, low resonance, and long-term performance ideal for serious home audio enthusiasts.
• Dimensions – Each speaker measures approximately 680 mm (H) × 380 mm (W) × 300 mm (D), offering a substantial footprint while remaining manageable for medium to large listening rooms.
• Weight – Each unit weighs around 18–20 kg, providing cabinet stability and reducing unwanted vibration for improved sonic accuracy.
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