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    ESB Audio - 8.6K2S 2-Way Speaker System with Squared Tw.

    ESB Audio - 8.6K2S 2-Way Speaker System with Squared Tw.

    by ESB
    Sold out
    $2,083.33 - $2,083.33
    $2,083.33
    $2,083.33 - $2,083.33
    $2,083.33

    General / Features
    • 2-way component speaker system
    • Uses 8.165 6.5″ mid/woofer as the woofer component
    • Tweeter: 8.028S square / “S” version of the 28 mm dome tweeter
    • Designed for ESB’s 8000 Series – refined materials, advanced motor structures, and precision engineering

    Woofer (8.165) Highlights
    • Cone: Unpressed paper cone, coated for rigidity and damping
    • Magnetic system: Y-35 ferrite magnet, vented design for heat dissipation
    • Voice coil: 32.4 mm, aluminum former
    • Basket: CNC-machined aluminum, optimized rigidity
    • Surround: TWS rubber surround for linear excursion
    • Spider: Progressive suspension for control and linearity
    • Cut-in / response: ~45 Hz low end up to ~4,000 Hz crossover point
    • Sensitivity: ~89 dB @ 1W/1m (in this system)
    • Power Handling (nominal / transient): ~160 W RMS / 320 W peak
    • Nominal Impedance: 4 Ω (in this system)

    Tweeter (8.028S) Highlights
    • 1.1″ / 28 mm dome tweeter
    • Coil: Aluminum former with 28 mm voice coil
    • Magnet: High-grade neodymium or optimized magnet design
    • Dome material: Torcon® soft dome made from heat-resistant fiber polymer
    • Venting / cooling: Venting in structure to reduce distortion and manage thermal load
    • Frequency domain typically begins ~3,000 Hz and up to ~25,000 Hz
    • Sensitivity: ~91 dB @ 1W/1m in tweeter domain
    • Impedance: 4 Ω nominal

    Crossover / System Integration
    • Passive 2-way crossover (sold separately) or optional crossovers tailored for the 8.6K2S
    • Crossover point typically ~3.5 kHz
    • Tweeter attenuation (via jumper or switch) to accommodate room tuning (0 dB, –2 dB, –4 dB, –6 dB)
    • Designed for seamless blend between woofer and tweeter with minimal phase shift