L-Acoustics LA4X User Manual page 45

INPUT SIGNAL DISTRIBUTION
Input
Connectors
Link
Analog AB / Analog CD
Available input
Analog AB / Digital CD
connectors vs.
Digital AB / Analog CD
input mode
Digital AB / Digital CD
Analog input mode
Link connectors
Digital input mode
ANALOG INPUT DATA
Input impedance 22 kΩ (balanced)
Max input level 22 dBu (balanced, THD 1 %)
Latency 3.84 ms
A/D conversion four cascaded 24-bit analog/digital converters (128 dB dynamic range)
DIGITAL INPUT DATA
Standard
Supported
Sampling frequency (Fs)
input formats
Word length
Input gain
Adjustable from -12 dB to +12 dB by 0.1 dB steps
Latency 3.84 ms (independent of the input sampling frequency)
Sampling frequency
Word length
Sample Rate
Dynamic range
Converter (SRC)
Distortion (THD+N)
Bandpass ripple
Mode
Switchover conditions
Automatic fallback
option
Constant delay
Constant level
Revert to AES/EBU
PHYSICAL DATA
Dimensions
Weight 11.3 kg / 24.9 lb
Finish
black
Protection rating IP3x
LA4X_UM_EN_4.0
4 Neutrik ® female XLR3, IEC 268, ESD protected
®
4 Neutrik male XLR3, IEC 268, ESD protected
IN A, IN B / IN C, IN D (4 connectors, 4 channels)
IN A, IN B / IN C&D (3 connectors, 4 channels)
IN A&B / IN C, IN D (3 connectors, 4 channels)
IN A&B / IN C&D (2 connectors, 4 channels)
passively connected
electronically buffered, failsafe relay
AES/EBU (AES3) or coaxial S/PDIF (IEC 60958 Type II)
44.1, 48, 64, 88.2, 96, 128, 176.4, or 192 kHz
16, 18, 20 or 24 bits
96 kHz (SRC referenced to the amplified controller internal clock)
24 bits
140 dB
< -120 dBfs
±0.05 dB (20 Hz-40 kHz, 96 kHz)
AB to CD
digital to analog or digital to digital
no clock, loss of lock,
CRC error,
bipolar encoding error or data slip
yes (independent of input Fs)
yes (upon user setting of AES/EBU in gain, independent of input Fs)
manual user selection
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