Lake LM Series, Operation Manual

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Technical Specifications
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Lake LM Series Operation Manual Rev 1.3.5
10. Technical Specifications
Model LM 26 LM 44
Module confi guration
2 Contour Modules or 4 Mesa Modules
Processing channels 6 in Contour mode, 4 in Mesa mode
Input routers 8 input routers with 4 priorities in each, seamless failover to lower priorities
Module input mixer 4 ch. for Contour, 8 ch. for Mesa-modules. Mix any ratio between all input routers.
Input processing Raised Cosine Mesa and Ideal Graphic input equalizers
Output processing Linear phase or Classic crossovers, Parametric EQ, shelving and all-pass filters
Features
Delay, mute, phase, gain etc.
Limiters LimiterMax with Peak and RMS limiter, MaxRMSRelease and MaxPeakLevel, Configurable MaxRMSLevel,
MaxRMSCorner, MaxRMSAttack
SuperModule compatible Yes
Audio performance
Conversion resolution
24 bit
Internal sample rate
96 kHz
Internal data path 32 bit floating point
Product propagation delay
Best case (AES synchronous 96 kHz to AES Best case (AES synchronous 96 kHz to AES
synchronous 96 kHz via module) 0.871 ms synchronous 96 kHz via module) 0.871 ms
Analog (Analog in to Analog out via module) 1.039 ms Analog (Analog in to Analog out via module) 1.049 ms
Pass thru (Analog in to AES synchronous 96 kHz Pass thru (Analog in to AES synchronous
bypassing module) 0.158 ms 96 kHz bypassing module) 0.158 ms
Maximum available user delay
2 seconds
Analog
Inputs and Outputs
2 inputs, 6 outputs 4 inputs, 4 outputs
Frequency Response, analog-to-digital +/-0.1 dB, 20 Hz to 20 kHz
Frequency Response, digital-to-analog +/-0.1 dB, 20 Hz to 20 kHz
THD+Noise, Inputs 0.00024% typical at 1 kHz
THD+Noise, Outputs 0.00037% typical at 1 kHz
Dynamic Range, Inputs 116 dB
Dynamic Range, Outputs 115 dB
Input impedance 20 kOhm balanced, 10 kOhm unbalanced
Output impedance 50 ohm
Maximum input level +26 dBu
Input Sensitivity - settings for digital full-scale +12 dBu, +26 dBu
Maximum Output level +21 dBu
Crosstalk, inputs -98 dB, 20 Hz to 20 kHz
Crosstalk, outputs -98 dB, 20 Hz to 20 kHz
Common Mode Rejection Ratio (CMRR) >70 dB, 20 Hz to 20 kHz
AES3/EBU (sample rate converters available as desired)
Inputs and Outputs
4 inputs, 8 outputs
8 inputs, 8 outputs
Supported sample rates (I/O individually selectable)
Supported resolutions Up to 24-bit
THD+Noise 0.00002 % at 96 kHz, 0.00006 % at 44.1 kHz sample rate
Dynamic range Base48 -140 dBFS, Base44 -125 dBFS
Clocking
Clock selection Manual or automatic according to priority scheme
Oscillator type / synchronization High quality VCXO clock can provide Dante master clock or slave. Automatic synchronization with Dante network.
Base48 2 (Primary and SRC)
Base44 1 (SRC)
Clock accuracy < ± 7 ppm
Dante (audio network)
Inputs and Outputs
4 inputs, 8 outputs
Supported sample rates 48, 96 kHz
Support redundant paths
Yes, Glitch-free Dual Redundant Dante using two Ethernet networks.
Device latency
0.25 ms, 0.5 ms, 1.0 ms, 2.0 ms, 5 ms
GPIO
Inputs 2 General Purpose Inputs (GPI) supporting external contact
Outputs 2 General Purpose Outputs (GPO) with internal contact closure
Software confi gurable input control Standby state, Mute state, Dual Preset recall
Software confi gurable output indication
Standby state, Mute state, Faults, Ready
Device presets
Frame presets
100
Power requirements
Nominal voltage 100-240 VAC
Operating voltage
70-265 VAC
Power consumption
30 W maximum
Front panel interface
Display Daylight readable monochrome (128 x 64)
Meters LED for signal level and clip indicators per channel
Mute access Dedicated Mute button and LED indication per processing channel
Menu Intuitive and powerful user interface with soft keys
Status indication LED Fault and Warning indication and detailed description on display
Parameter adjustment Single/multiple parameter edits with rotary encoder
Back Panel Interface
Analog Inputs and Outputs 2 + 6 XLR 4 + 4 XLR
AES Inputs and Outputs DB-25, with selectable termination
Ethernet Auto 100/1000, Auto uplink, 2 x Neutrik etherCON RJ45 connectors
GPIO DB-9
Power Detachable locking 3-pin IEC
Control and monitoring interface Via Ethernet for Lake Controller software, or DLM (the 3rd party protocol)
Dimensions (W/H/D) 483 mm (19"), 44 mm (1 U), 290 mm (11.5")
Weight 5 kg (11 lbs)
Finish Black painted steel chassis with cast alumimum handles
Approvals CE, ANSI/UL 60065 (ETL), CSA C22.2 NO. 60065, FCC
Warranty 3 years, components and factory workmanship; see full warranty statement
Specifications subject to change without notice
2 + 6 XLR 4 + 4 XLR
4 inputs, 8 outputs
8 inputs, 8 outputs
LM Series: Specifications