Product description SEAS KingRO4Y MkIII Bookshelf Components Pack

The SEAS KingRO4Y Mk III is a premium 3-way loudspeaker kit designed for audiophiles seeking exceptional sound quality in a compact form. This active system combines advanced driver technology with integrated DSP amplification, delivering a full-range audio experience with remarkable clarity and precision.

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Highlights of the SEAS KingRO4Y Mk III Loudspeaker Kit

26 cm (10") aluminum cone subwoofer for deep, controlled bass response.

18 cm (6.5") coaxial midrange/tweeter unit with magnesium/aluminum-alloy cone and dome for seamless integration and uniform off-axis performance.

Powered by Hypex Fusion FA253 DSP amplifiers, offering customizable crossover and EQ settings.

Compact closed-box enclosure design for versatile placement and reduced room interaction.

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Product details SEAS KingRO4Y Mk III Loudspeaker Kit

SEAS KingRO4Y Mk III 3-Way Active Loudspeaker Kit

The KingRO4Y Mk III kit features a 26 cm aluminum cone subwoofer (L26RO4Y) renowned for its high power handling and low-frequency extension, providing a solid foundation for the audio spectrum. Complementing the subwoofer is an 18 cm coaxial midrange/tweeter unit (C18EN002/A), which utilizes a magnesium/aluminum-alloy cone and dome to produce a coherent and phase-aligned output, ensuring accurate sound reproduction across mid and high frequencies.

The system is driven by Hypex Fusion FA253 DSP amplifiers, each offering multiple channels of amplification with integrated digital signal processing. This setup allows for precise control over crossover points, equalization, and time alignment, enabling users to tailor the sound to their preferences and room acoustics.

The enclosure is designed as a compact closed-box, measuring approximately 12.2 inches (31 cm) wide, 19.7 inches (50 cm) tall, and 12.2 inches (31 cm) deep, facilitating easy integration into various listening environments. The sealed design contributes to tight bass response and minimizes the influence of room placement on performance.

Overall, the SEAS KingRO4Y Mk III Loudspeaker Kit offers a sophisticated solution for enthusiasts aiming to build a high-performance active loudspeaker system with the flexibility of DSP customization and the renowned quality of SEAS drivers.

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Features

• Item Number: KingRO4Y MkIII
• EAN 9504495511566
• Nominal Diameter Woofer 10", Tweeter and Midrange 6.5" (Coaxial)
• Power Handling (QMW) Woofer 250 Watts, Midrange-Tweeter 90 Watts
• Power Handling (Max) Woofer short time 500 Watts, Midrange-Tweeter 200 Watts
• Impedance (Z) Woofer 4 Ω, Midrange 8 Ω, Tweeter 6 Ω
• Sensitivity (SPL at 1m / 2.83V) Woofer 86 dB, Midrange 87 dB, Tweeter 90 dB
• Frequency Response Woofer 20-1,000 Hz, Midrange 150-3,000 Hz, Tweeter 2,000-25,000 Hz Hz.
• Voice coil diameter Woofer 56 mm, Midrange 39 mm. Tweeter 26 mm
• DC resistance (Re) Woofer 3.5 Ω, Midrange 6.3 Ω, Tweeter 5 Ω
• Voice coil inductance (Le) Woofer 2.33 mH, Midrange 0.62 mH, Tweeter 0.05 mH
• Resonant frequency (Fs) Woofer 26 Hz, Midrange 98 Hz, Tweeter 1430 Hz
• Mechanical Q factor (Qms) Woofer 3.94, Midrange 2.16
• Electrical Q factor (Qes) Woofer 0.29, Midrange 0.86
• Total Q factor (Qts) Woofer 0.27, Midrange 0.62
• Equivalent volume (Vas) Woofer 40 liters, Midrange 3.7 liters
• Maximum excursion (Xmax) Woofer 56 mm (p-p), Midrange 12 mm (p-p)
• Outer diameter Woofer 269 mm, Midrange tweeter 176 mm
• Overall depth Woofer 153 mm, Midrange tweeter 98.2 mm
• Cutout diameter Woofer 236 mm, Midrange tweeter 145 mm
• # Mounting holes Woofer 8, Midrange tweeter 6
• Mounting hole diameter Woofer 5.5 mm, Midrange tweeter 5 mm