Snell IQAES00, Руководство по эксплуатации продукта, Страница: 6 / 27

IQAES00/01/10/11 N33
IQAES00OPS 27/07/06 www.snellwilcox.com Version 1 Issue 1 N33.6
Technical Profile
Signal Input
Digital Audio Input ..............1/2 x AES/EBU
Standards (Balanced) .........AES3–1992
Standards (Unbalanced) .....AES3–1992, SPDIF, SMPTE 276M
Signal Outputs
Digital Audio ...................... AES/EBU, up to 10
Note:.................................. See rear panel details for output
options
Standards (Balanced) ........ AES3–1992
Standards (Unbalanced) .... AES3–1992, SPDIF, SMPTE 276M
Card Edge Controls (also available via RollCall)
Indicators
Power up or CPU fault ........Good = Off/Fault = Red
CPU running but input 1 not detected (both inputs or input 1
when in single channel mode)
Input detected = Off/Not Detected =
Yellow
CPU running but input 2 not detected (both inputs or input 1
when in single channel mode)
Input detected = Off/Not detected =
Yellow
Normal operation with input detected (either input or input 1
when in single channel mode)
Input not detected = Off/Input
detected = Green
Functions available via RollCall only
Input Mode .........................Single/Dual
PCM/Non-PCM...................PCM/non-PCM decision masks
Restart unit
Reporting * also logged
Input 1 lock detect ..............*No input present
Input 2 lock detect ..............*No input present
Input 1 Channel Status Monitor
*Display’s Channel Status
information (Byte 1 bits 0-3)
Input 2 Channel Status Monitor
*Display’s Channel Status
information (Byte 1 bits 0-3)
Input 1 Channel Status Warning
CRC error (broken framing) – Pro
mode only
Input 2 Channel Status Warning
CRC error (broken framing) – Pro
mode only
Channel mode .................. [unknown; 2-channel; 1-channel;
primary/secondary; stereo] – Pro
mode only
Input 1 sample rate ............ *Unknown, 32, 44.1, 48, 96 kHz
detection
Input 2 sample rate ............ *Unknown, 32, 44.1, 48, 96 kHz
detection
Input 1 Type....................... *PCM, *Non-PCM
Input 2 Type....................... *PCM, *Non-PCM
RollTrack Controls ............. On/Off, Index, Source, Address,
Command, Status, Sending.
RollTrack Outputs (0-15).... Unused
Input 1 missing
Input 1 OK
Input 1 CS Mode
Input 1 PCM
Input 1 non-PCM
Input 1 SR Unknown
Input 1 32k, 44.1k, 48k, 96k
Input 2 missing
Input 2 OK
Input 2 CS Mode
Input 2 PCM
Input 2 non-PCM
Input 2 SR Unknown
Input 2 32k, 44.1k, 48k, 96k
Specifications
Input Impedance.................Balanced 110 ohm
Unbalanced 75 ohm
Sampling Frequency Range32 – 96 kHz
Cable Length ......................Balanced, > 150 m of AES3 Cable
Unbalanced, up to 500 m of RG59
or Equivalent
Output Impedance ..............Balanced 110 ohm
Unbalanced 75 ohm
Output Signal level .............Balanced 3 V pk to pk min
Unbalanced 1 V ±0.1 V pk to pk
Performance
Group Delay ...................... @ 48 kHz TBD
Jitter Rejection
................................0.006 UI
Re-clocking........................ Yes
Power Consumption
Module Power Consumption.....
3 W