LA4X_UM_EN_4.0
w w w . l - a c o u s t i c s . c o m
45
INPUT SIGNAL DISTRIBUTION
Connectors
Input
Link
4 Neutrik
®
female XLR3, IEC 268, ESD protected
4 Neutrik
®
male XLR3, IEC 268, ESD protected
Available input
connectors vs.
input mode
Analog AB / Analog CD
Analog AB / Digital CD
Digital AB / Analog CD
Digital AB / Digital CD
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)
Link connectors
Analog input mode
Digital input mode
passively connected
electronically buffered, failsafe relay
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
Supported
input formats
Standard
AES/EBU (AES3) or coaxial S/PDIF (IEC 60958 Type II)
Sampling frequency (Fs)
44.1, 48, 64, 88.2, 96, 128, 176.4, or 192 kHz
Word length
16, 18, 20 or 24 bits
Input gain
Adjustable from -12 dB to +12 dB by 0.1 dB steps
Latency
3.84 ms (independent of the input sampling frequency)
Sample Rate
Converter (SRC)
Sampling frequency
96 kHz (SRC referenced to the amplified controller internal clock)
Word length
24 bits
Dynamic range
140 dB
Distortion (THD+N)
< -120 dBfs
Bandpass ripple
±0.05 dB (20 Hz-40 kHz, 96 kHz)
Automatic fallback
option
Mode
AB to CD
digital to analog or digital to digital
Switchover conditions
no clock, loss of lock,
CRC error,
bipolar encoding error or data slip
Constant delay
yes (independent of input Fs)
Constant level
yes (upon user setting of AES/EBU in gain, independent of input Fs)
Revert to AES/EBU
manual user selection
PHYSICAL DATA
Dimensions
Weight
11.3 kg / 24.9 lb
Finish
black
Protection rating
IP3x
