888 Digital 565 Benutzerhandbuch

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Introduction
7
Specification
Digital inputs
Cable inputs: 75
Ω
. IEC958 and data
compatible.
Optical input: TosLink to EIAJ, IEC958
and data compatible.
Analogue input
Input signal for full digital level: 2Vrms.
Input impedance: 12k
Ω
.
Analogue/digital conversion: 1 stereo
16-bit Delta-Sigma converter running
with 64-times oversampling at
44.1kHz.
Digital outputs
Sampling frequency as input for digital
input sources: internal conversion
44.1kHz 
±
50ppm.
Cable outputs 1–8: IEC958, 75
Ω
.
Processing
All digital using twin Motorola digital
signal processors running at 60MHz.
7.1 version: Z3 card based on an
additional Motorola DSP running at
88MHz.
Precision
Digital input-output up to 22 bits.
Internal precision maintained using 24-
and 48-bit arithmetic.
Analogue outputs
Outputs: 1–8, output voltage variable
between 0 and 3.5V rms. Output
impedance 47
Ω
.
Digital/analogue conversion: eight
18-bit Delta-Sigma converters.
Distortion: <0.1% input to output up to
digital full-scale.
Noise and hum: <-90dBFS.
Video input
75
Ω
 composite video (1.5V p–p) NTSC,
PAL, SECAM.
Video output
75
Ω
 composite video (1.5V p–p).
Format and signal level: as input.
Dimensions
321mm x 88mm x 332mm
(12.7" x 3.5" x 13.1") (W x H x D).
Weight
5kg (10lb).
Meridian Audio reserves the right to amend product
specifications at any time.
Specification and accessories