miniDSP-SPK-4P
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The SPK-4P is a PoE+ full range loudspeaker combining network audio streaming (AVB), class D amplification and Digital Signal Processor (DSP). A single CAT5/6 network cable provides power, low latency audio and control for a true Plug&Play experience. The system consists of three key element:
Item | Description |
Digital Signal Processor | 32-bit Floating point Analog Devices SHARC ADSP21489 / 400 MHz |
USB / AVB Processor | XMOS XCore200 for digital audio streaming
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Digital audio input | TOSLINK optical input. The input signal is processed by a high quality onboard Asynchronous Sample Rate Converter for compatibility with most common sample rates (20–216kHz) |
Digital Audio amplifier | Dual channel amplifier for Master + Slave configuration. 2x15W RMS under +12V configuration |
DSP capabilities | FIR filtering with number of taps assignable to each output channel. FIR filters are designed by third-party programs. FIR file format: IEEE 754 single-precision binary floating-point. IIR EQ, gain, level, delay. Configured by real time GUI. |
Filter storage | Four on-board presets, selectable by IP control |
USB port | USB port type Mini-B for audio streaming (USB audio firmware) Real time control and firmware upgrade |
Power supply | 12 VDC single supply / 2.1 mm round plug / 45W |
Dimensions (H x W x D) mm | 125 x 125 x 131mm / 1.3kg |
Mounting |
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Enclosure / Finish | Wood enclosure, black textured paint |
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