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MiniDSP 2x4HD Digital Processor Brand new, never used. if you need to integrate more than 1 sub into your system this is the way to do it. Features ADSP21489 400MHz Sharc DSP floating point engine XMOS Xcore200 for USB control and bidirectional audio streaming 24 bit ADC/DAC resolution Unbalanced inputs switchable with a jumper between 4Vrms and 2Vrms Toslink digital input Unbalanced outputs: Max 2Vrms USB Audio Class 2 Bidirectional streaming with ASIO drivers, driverless under MAC OSx 4 preset configuration, recallable via IR, Software Plug&Play USB driver and real time Software configura
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Founded in Hong Kong in 2009, miniDSP emerged as a startup driven by a team of audio, electronics, and IT enthusiasts passionate about democratizing digital signal processing (DSP) for DIY audio projects. From its base in a global hub for electronics manufacturing, the company quickly carved out a niche by delivering compact, affordable DSP modules that empowered hobbyists and engineers to refine sound without prohibitive costs.
miniDSP specializes in versatile digital audio processors, including flagship 2-input, 4-output units like the 2x4 HD, which integrate crossovers, parametric EQ, and room correction. These tools target home theater, hi-fi, headphone, and car audio applications, supporting both analog and digital inputs with line-level outputs. Rather than amplifiers, speakers, or headphones, their focus remains on DSP hardware and software, fostering a vibrant community where users customize firmware for diverse setups.
Positioned as a mid-tier DSP specialist, miniDSP enjoys strong market presence in over 150 countries, backed by a 2-year warranty, ongoing firmware updates, and robust technical support. It appeals to knowledgeable audiophiles, DIYers, and engineers seeking professional-grade performance at accessible prices, though its boutique scale introduces minor risks in long-term parts availability.
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