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As a premier manufacturer and supplier of professional audio engineering solutions, we present the Multifunctional Amplifier Series (Four Channels) designed specifically for high-volume commercial procurement and large-scale venue integrations. Engineered to meet the rigorous demands of continuous operation, this series combines robust power delivery with pristine acoustic fidelity, ensuring your audio infrastructure remains flawless under heavy daily use.
Engineered for direct-from-manufacturer reliability and large-scale venue deployment.
Advanced digital-analog Class TD architecture for sustained, high-efficiency output.
Comprehensive four-channel configuration optimized for complex acoustic routing.
Built to strict international standards for seamless commercial integration.
KE Audio Multifunctional Amplifier Series (Four Channels) represents the pinnacle of acoustic engineering, meticulously crafted to transform any commercial space into an auditory masterpiece. Encased in a robust, cold-rolled steel 2U chassis that feels cold and substantial to the touch, this unit is built to endure the relentless physical demands of continuous, high-intensity operation. At its heart lies an innovative digital-to-analog dynamic Class A amplification technology, seamlessly merging the raw, tactile power of a heavy-duty copper transformer with the refined precision of a Class H3 power amplifier and a pristine Hi-Fi preamplifier. When powered on, the system operates with a silent authority, translating complex electrical signals into a sonic experience that is both visceral and delicate. Listeners are enveloped in deep, chest-thumping bass frequencies that never muddy, perfectly complemented by crystalline, airy mid-to-high notes that render spoken word and vocal performances with breathtaking clarity. Whether driving the intense, dynamic peaks of a live entertainment venue or maintaining the hushed, articulate nuances required in a corporate conference center, this amplifier delivers a transparent, uncolored sound signature. The meticulous internal layout minimizes cross-talk and electrical interference, ensuring that every sonic detail is preserved exactly as the sound engineer intended. The tactile feedback of the front-panel controls and the reassuring click of the rear XLR connectors speak to a level of manufacturing quality that guarantees long-term operational stability.
This amplifier series is engineered to solve the most pressing challenges faced by audio integrators and venue operators, providing a seamless blend of power, protection, and acoustic purity.
✓ Digital-analog amp
✓ Consist of Transformer power supply, Class H3 rear amplification and HiFi preamplifier.
✓ Digital-analog TD class amp
✓ AGC protection
✓ Automatically reduce background noise
✓ Exceptional sound quality
✓ Power options (RMS:2/4Ω): 400W-1200W
✓ Optimally tuned for Karaoke and lively entertainment applications.
For commercial audio integrators and large-scale sound reinforcement providers, power reserves and impedance matching are non-negotiable. This series is engineered to deliver relentless, stable power across a variety of demanding loads, ensuring your audio system never runs out of headroom during critical moments.
Tiered RMS Configurations: Available in four distinct power tiers—400W, 600W, 800W, and 1200W at 2/4Ω (RMS)—scaling up to a massive 800W per channel at 8Ω (RMS), providing exact matching for any loudspeaker array.
High-Current Transformer: Unlike standard switching supplies, the pure copper transformer guarantees continuous, sag-free voltage delivery, maintaining punchy, authoritative bass responses during prolonged high-output sessions.
Premium conference centers and high-end entertainment venues require an acoustic signature that is both powerful and impeccably clean. This amplifier is meticulously tuned to deliver a Hi-Fi listening experience at commercial sound pressure levels, ensuring complete audience immersion.
Audiophile-Grade Distortion Metrics: Boasting a Total Harmonic Distortion (THD+N) of less than 0.05% and Intermodulation Distortion below 0.3%, the amplifier ensures that complex vocal harmonies and intricate musical passages remain distinct and uncolored.
Crystal Clear Signal-to-Noise Ratio: With an SNR exceeding 100dB (A-weighted), the noise floor is virtually imperceptible, providing a deep, black sonic canvas for your audio.
Automated Noise Suppression: The intelligent background noise reduction system automatically clamps down on line noise, making it the perfect choice for highly sensitive vocal microphones in KTVs and corporate boardrooms.
Modern commercial installations require equipment that can adapt to rapidly changing audio routing requirements. This four-channel series is designed to be the versatile backbone of any large-scale acoustic deployment.
Standardized Rack Integration: Housed in a standard 19-inch, 2U chassis (483mm × 88mm × 445mm), it seamlessly integrates into existing equipment racks, maximizing spatial efficiency in crowded AV control rooms.
Broad Venue Applicability: Perfectly tuned for the dynamic requirements of museums, theme parks, hotel banquet halls, fitness centers, and immersive home cinema installations.
Commercial audio gear is often subjected to harsh environments, enclosed spaces, and relentless vibration. The physical construction of this amplifier series reflects a commitment to uncompromising durability and thermal stability.
Substantial Physical Build: Weighing in at a solid 21kg, the chassis and internal components are engineered to resist mechanical resonance and survive the rigors of touring and fixed installations alike.
Intelligent Heat Dissipation: Features a variable-speed, thermally triggered cooling system that forcefully exhausts hot air from the chassis, ensuring the Class H3 rear amplification stages remain within optimal temperature ranges even under 2-ohm loads.
Premium Component Selection: Every internal component, from the high-capacitance filter banks to the robust XLR input/output sockets, is selected for maximum longevity and signal integrity.
