User guide

14
DSP5500,
DSP5500HC, and
DSP5500C
Specifications
Connections
Digital co-axial input and output.
Meridian BNC Comms input and output.
Meridian SpeakerLink (RJ45) input and output,
providing balanced digital and Meridian Comms.
Digital formats
44.1–96kHz. FIFO locks at 44.1, 48, 88.2, or
96kHz ±150ppm.
PCM using IEC958, or MHR connection support with
auto-detection.
Signal processing
2 x Motorola 56303 running at 80MHz.
4 x 24-bit Multi-bit delta-sigma DACs with 128x
oversampling.
Crossover linear-phase ±30º 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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Characteristics
Distortion typically <0.01%, or <0.02% up to full
power at all frequencies.
Noise and hum <-94dBr at all volume settings.
Acoustic output typically >111dB spl @ 1m.
Acoustic noise <15dB spl @ 1m.
Frequency response in room response within 3dB,
28Hz-20kHz.
Cabinet
Thick MDF side panels sandwiched around steel
plates for maximum damping across all frequencies.
Steel plates give magnetic shielding.
Side panels available in black ash and rosewood.
Separate mid-range enclosure built into main cabinet.
8-character display with system lights.
DSP5500 and DSP5500C: 284mm x 1100mm x
450mm (11.2" x 43.3" x 17.7") (W x H x D).
DSP5500HC: 1100mm x 285mm x 415mm (43.3"
x 11.2" x 16.3")
(W x H x D).
65kg (143lb) each.
Power
100-125; 200-250V AC 50-60Hz.
20VA standby; 600VA max.
Meridian Audio reserves the right to amend product
specifications at any time.
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