Kommander-KA04 – 4x150W@4Ω Class-D Amplifier with DSP
The Kommander-KA04 is a fully featured 4x150W@4Ω class-D amplifier with a high-performing DSP, the Integrated Electronic Brain (IEB) running on osKar custom operating system powered by a quad-core 1.5 GHz processor.
It offers pristine sound and complete control over connected loudspeakers, functioning as a standalone unit or integrated with other K-array amplifiers for complex applications. The osKar system supports REST API for easy third-party integration.
The dedicated K-array Connect mobile app provides a user-friendly interface for remote DSP control and signal routing configuration. K-framework3 software enables professionals to design and tune large systems over wired LAN.
Specifications
General
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Type: 4ch switching mode, Class D Amplifier
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Output Power: 4x 150 W @ 4 Ω
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Impedance: Minimum 4 Ω
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Frequency Response: 20 Hz – 20 kHz (±1 dB)
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Connectors:
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Input: 4x BAL input (Euroblock 1.5/3-ST-3.81), 3.5 mm jack unBAL analog stereo AUX input, TOSLINK optical input
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Output: 2x Euroblock 2.5/4-G-5.08
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Digital: 4x USB-A 2.0, 1x RJ45 Ethernet, Bluetooth 4.1 LE, Wi-Fi IEEE 802.11 b/g/n
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Power: 1x PowerCon TRUE IN
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Built-in DSP: Grouping, Input EQ, Output EQ, Signal Routing, Level adjustment, Dynamic Limiters, Delay
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Remote Control: Wi-Fi via K-array Connect app; Ethernet via K-framework3 software
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Main Operating Range: 100-240V ~ AC, 50-60 Hz with PFC
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Power Consumption: 150 W @ 4 Ω load, Pink noise, 1/8 rated power
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Protections: Over Temp, Short Circuit/Overload, Power Limiting, Clip Limiter, High Frequency Protection
Handling and Finishes
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IP Rating: IP20
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Dimensions (W x H x D): 219 x 46 x 320 mm (8.6 x 1.8 x 12.6 in)
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Weight: 1.2 kg (2.65 lb)
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Material: Aluminum
