Meridian America DSP Loudspeaker Specification - DSP5500 DSP5500HC, and DSP5500C, Output stages

INTRODUCTION

Specification – DSP5500,

DSP5500HC, and DSP5500C

Digital inputs and outputs

¥2 x cable inputs, 32-192kHz. FIFO locks at 44.1, 48, 88.2, 96, 176.4, or 192kHz ± 150ppm (176.4 and 192kHz supported by single wire connection and future software upgrade).

¥PCM using IEC958, or MHR connection support with auto-detection.

¥1 x 24-bit Multi-bit delta-sigma DACs with 128x oversampling.

Signal processing

¥2 x Motorola 56303 running at 80MHz.

¥4 x 24-bit Multi-bit delta-sigma DACs with 128x oversampling.

¥Crossover linear-phase ±30¼ at 200Hz and 2.6kHz.

Output stages

¥Power amplifiers: Complementary bipolar design, with output-stage error correction and twin loop design.

¥Bass: 2 x 75W.

¥Mid: 75W.

¥Treble: 75W.

Acoustic

¥3 way.

¥Ported bass enclosure.

¥Isolated mid enclosure.

¥Bass drive unit: 2 x 200mm (8") high-efficiency long-throw custom drivers.

¥Mid drive unit: 1 x 160mm (6") custom polypropylene driver using phase plug.

¥Treble drive unit: 1 x 25mm (1") Meridian piston in short horn, aluminium dome with silver voice-coil.

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