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Lab.Gruppen LMX 48 Digital Audio System Processor

BH #LALMX48 • MFR #LMX48
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Lab.Gruppen LMX 48 Digital Audio System Processor
Key Features
  • Lake Digital Audio System Processor
  • Up to 38x44 Audio I/O Channels
  • 8 Lake Mesa or 4 Lake Contour Channels
  • Raised Cosine Equalization
Designed to be a versatile centerpiece to your professional audio sound system, the Lab Gruppen LMX 48 allows you to easily manage signal flow while receiving signals from multiple consoles, allowing for easy switching or signal mixing for distribution to each component of your system. The LMX 48 provides 4x8 analog I/O, 4×8 AES3 digital I/O, 8×8 Dante networked I/O, and two interfaces of AES50 for up to 24 channels from the up to 96 AES50 channels that can be selected and used as inputs or outputs.
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Currently Unavailable
Expected availability: Sep 16, 2026
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Lab.Gruppen LMX48 Overview

Designed to be a versatile centerpiece to your professional audio sound system, the Lab Gruppen LMX 48 allows you to easily manage signal flow while receiving signals from multiple consoles, allowing for easy switching or signal mixing for distribution to each component of your system. The LMX 48 provides 4x8 analog I/O, 4×8 AES3 digital I/O, 8×8 Dante networked I/O, and two interfaces of AES50 for up to 24 channels from the up to 96 AES50 channels that can be selected and used as inputs or outputs.

Additionally, the 16 input routers have four fully user-programmable priorities for redundant input operation and provide seamless failover between the inputs. With the introduction of Scenes, you can pre-program any combination of signal flow and easily recall them using the front panel or the Lake Controller Software. Configure the GPI on the rear panel to activate a Scene using a custom switch for seamless console switching.

Benefits
  • Up to 38 audio input channels and 44 output channels directly routable. 16 input routers with 4 failover levels each can be matrix mixed into 8 LAKE MESA or 4 LAKE CONTOUR channels with up to 12 processed outputs.
  • Console switching/mixing with Input Scenes. Recall Scene through front panel, Lake Controller or a custom-made switching device through the internal GPI port
  • High-performance Lake digital audio system processor for unparalleled loudspeaker management and system control
  • Full system control via Lake Controller touch-screen optimized software application
  • Raised Cosine Equalization plus linear phase, classic, FIR crossover and Lake XP capability including dedicated FIR for array optimization and multiband/limiter compressor for ultimate sound-shaping abilities
  • Configurable Lake groups offers simultaneous non-destructive parameter adjustments across all Lake platforms
Details
  • 4 x industry standard XLR providing 4 analog inputs with Iso-Float ground isolation OR 2 x AES3 inputs with up to 192 kHz sampling frequency with individual sample rate converter per AES3 input in addition to 2 extra analog inputs
  • 8 x industry standard XLR providing 8 analog outputs with Iso-Float ground isolation OR 4 x AES3 outputs with up to 192 kHz sampling frequency in addition to 4 extra analog outputs.
  • 5 x RJ45 ports provide 8 x 8 channels of dual redundant Dante/AES67 interfaces and remote configuration via Lake Controller and Dante Controller software. One of the ports has PoE+
  • 2 x RJ45 ports provide 2 x AES50 individual interfaces
  • 1 x RJ45 port providing GPI
  • 2 x BNC providing Word clock I/O with 75 Ohm selectable termination
  • High-quality A/D and D/A 24-bit conversion and 96 kHz internal sampling frequency
  • 8 different clock sources
Additional Details
  • High contrast full color IPS display with 6 dynamic buttons and rotary encoder for navigation
  • Dedicated buttons for Menu, Exit and Scene selection activation
  • Front panel accessible dedicated module input and output mute buttons and LED metering
  • Rugged 1U rackmount chassis for touring applications
  • 100 user Frame presets for simple and efficient system configuration and setup
  • Redundant universal 85- 264 V power supply served through locking IEC connectors
Signal Flexibility
  • LMX 48 provides the ultimate combination of input/output signal flexibility and fail-safe operation. Audio inputs are accepted via the Dante network and AES50 as well as on connectors for AES3 digital and analog.
  • Simple programming in Lake Controller allows multiple, user-configured “Scene” presets to be stored (input scenarios). In addition, as with all Lake Dual Redundant products Dante Audio switch seamless between Primary and Secondary, and Control can also be used on either Primary or Secondary interface.
  • LMX 48 provides a total of sixteen input routers which can be independently configured with up to four input fail-over priority settings. And the output of any of these input routers can go to any of the Modules via the Module Input Mixer, also be patched directly to any analog, AES3, Dante/AES67 or AES50 output – without using any of the valuable Module processing channels.
Dedicated High-Performance Sample Rate Converters per Input
The LMX 48 includes dedicated high-performance, low-latency sample rate converters per input, enabling the connection of multiple non-synchronized digital sources to the LMX 48 with the simplicity of analog.
Dual Redundant Power Supplies
Dual redundant internal power supplies with separate AC inlets are provided to let you configure a backup solution with redundant power sources and optionally have a warning when not both mains are powered.
Sound and Gain Control with Lake Controller
Gain Control of your sound with the improved Lake Controller v8 software, featuring significant enhancements to the user interface with improved workflow and overview. Seamlessly control and optimize audio performance like never before. From fine-tuning to comprehensive system management, Lake Controller puts the power in your hands. Elevate the audio experience with precision, flexibility, and ease. Unlock the full potential of the sound system with Lake Processing and Lake Controller.
Shared Inputs by Linking
Two LMX 48 units may be linked to share each other's inputs through the dual 24x24 AES50 ports providing extremely low latency digital audio transfer.
UPC: 644216653607

Lab.Gruppen LMX48 Specs

General
Compatibility
Not Specified by Manufacturer
Display
Panel Type
IPS-Type LCD
Size
Not Specified by Manufacturer
Native Resolution
320 x 210
Touchscreen
No
Inputs/Outputs
Audio I/O
4x XLR 3-Pin Line Input
8x XLR 3-Pin Line Output
2x XLR 3-Pin AES3/Line Input
4x XLR 3-Pin AES3/Line Output
Connectors
Analog Inputs and Outputs: 4x8 where Inputs and Outputs can be Configured for Either Analog or AES3 Operation
AES3 Inputs and Outputs: 2x4 Where Inputs and Outputs can be Configured for Either Analog or AES3 Operation for 4x8 Channels of AES3
Ethernet (Dante, AES67 and Control): Auto 100/1000, Auto Uplink, 3x RJ45 Connectors
Ethernet with PoE+: Auto 100/1000, Auto Uplink, 1x RJ45 Connectors with PoE+ (802.3at) Out
AES50: 2x RJ45 Connectors
GPI: GPI via 1x RJ45 Connectors
Word Clock Input and Output: 2x Female BNC with Selectable Termination on Input
Power: 2x Detachable Locking 3-pin IEC
Control and Monitoring Interface: Ethernet for Lake Controller Software, or DLM (the 3rd Party Protocol)
Analog Inputs/Outputs
Frequency Response (Analog-to-Digital): 20 Hz to 20 kHz (+/-0.05 dB)
Frequency Response (Digital-to-Analog): 20 Hz to 20 kHz (+/-0.2 dB)
THD+Noise, Inputs: 0.0015% Typical at 1 kHz
THD+Noise, Outputs: 0.0008% Typical at 1 kHz
Dynamic Range, Inputs: 126 dB
Dynamic Range, Outputs: 116 dB
Input Impedance: 20 Kilohms Balanced, 10 Kilohms Unbalanced
Output Impedance: 50 Ohm
Maximum Input Level: +26 dBu
Input Sensitivity Settings for Digital Full-Scale: +21 dBu
Maximum Output Level: +21 dBu
Crosstalk, Inputs: -108 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
Performance
Conversion Resolution: 24-Bit
Internal Sample Rate: 96 kHz
Internal Floating Path: 32-Bit Floating Point

Product Propagation Delay:
Best Case (AES Syncronous 96 kHz to AES Syncronous 96 kHz via DSP): 0.872 ms
Analog (Analog In to Analog Out via DSP): 1.036 ms
Pass Thru (Analog In to AES Synchronous) 96 kHz Bypassing DSP 0.143 ms

Maximum Available User Delay: 2 Seconds from any Input to any Output
Network and AoIP
Dante (Audio Network)
Topology: Brooklyn 3
Inputs (Shared with AES 67): 8x
Outputs (shared with AES 67): 8x
Supported Sample Rates: 48 kHz, 96 kHz
Casting: Unicast or Multicast
Support Redundant Paths: Yes, Dante Dual Redundancy (Glitch-Free Dante Audio Redundancy Using Dual Ethernet Networks)
Receiver Latency: 0.25, 0.5, 1, 2, 5 ms
Network: 4x 1000 Base-T / 100 Base-Tx (Shared with AES 67)

AES67 (Audio Network)
Topology: Brooklyn 3
Inputs (Shared with Dante): 8x
Outputs (Shared with Dante): 8x
Supported Sample Rates: 48 kHz
Casting: Multicast
Support Redundant Paths: No
Receiver Latency: 1 ms
Network: 4x 1000 Base-T / 100 Base-Tx (Shared with AES 67)
Network and AoIP
AES50 (Audio Network)
Interfaces: 2x AES50 Interfaces
Inputs: 24x Channels can be Individually Selected Out of Up to 96 channels
Outputs: 24x Channels
Supported Sample Rates: 48, 96 kHz
Support Redundant Paths: Yes, via Mirror Mode Using Both AES50 Interfaces
GPIO
Inputs: 4x General Purpose Inputs (GPI) Supporting External Contact Closure
Software Configurable Input Control: Standby State, Mute state, Dual Preset Recall, Scene Preset Recall, Force Input Router Priority
Wordclock
Internal Clock
Oscillator Type: High Quality VCXO Clock
Synchronization: Can Synchronize to any Digital Input and Output any Input Clock on any Output
Synchronous / Asynchronous: Yes / Yes
Base48: x3
Base44: x2
Clock Accuracy: <± 7 ppm
Pull Up/Down: ±80 ppm from any Sample Rate
Word Clock Synchronize Internal Clock, and Output any Clock
Processing
Lake Features
Module Configuration: 8x MESA, 4x Contour or 2x Contour/4x MESA Modules
Processing Channels: 12x in Contour, 8x in MESA, 10x in Contour/MESA
Block Program: Mesa, XP, Linear Phase, Classic Crossovers and Auxiliary
Input Routers: 16 Input Routers with 4 Priorities in Ech, Seamless Fallback to Lower Prioritizes
Module Input Mixer: 16 Ch. for Contour-, 16 ch. for MESAmodules. Mix any ratio between all Input Routers.
Input Processing: Parameteric EQ with MESA and Ideal Graphic Equalizers, Both Utilizing Raised Cosine Algorithms
Output Processing: Crossovers with up to 48 dB/Oct. Parametric EQ, Shelving and Allpass Filters, FIR
Features: Delay, Mute, Phase, Gain etc.
Limiters: LimiterMax with Peak and RMS Limiter
Power
Power Source
AC Input (Included)
AC Input Power
100 to 240 VAC, 50 / 60 Hz
Power Consumption
75 W
Physical
Color
Black
Material of Construction
Steel, Aluminum
Certifications
CE, CSA, FCC, ICES, NRTL, PSE, RCM, UKCA
Dimensions
19 x 16 x 1.75" / 48.3 x 40.6 x 4.45 cm
Weight
11.2 lb / 5.1 kg
Packaging Info
Package Weight
17.56 lb
Box Dimensions (LxWxH)
24.6 x 22.6 x 5.8"

Lab.Gruppen LMX48 Reviews

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