LM40 Digital Mixing Console
LM40 Digital Mixing Console
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  • LM40 Digital Mixing Console
  • LM40 Digital Mixing Console

LM40 Digital Mixing Console

This product is a powerful and uniquely designed professional-grade digital mixing console, featuring easy operation, fast response, and strong signal processing capabilities. It offers 24 input channels with microphone preamp functionality, 21 mix buses, efficient audio performance, 48KHz sampling rate, and 192kHz ADC and DAC converters.

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Product Details

Features:

 

▼ 10.1" capacitive touch screen with a resolution of 1280x800.

▼ A total of 28 signal inputs, including 24 XLR analog input channels with microphone preamps (including 8 COMBO interfaces), 1 set of stereo USB playback, and two channels of digital signal expansion.

▼ 24 XLR input channels include: 2 GEQ insert modules, 48V phantom power switch, phase, gain, 0-500ms delay, pan, volume, customizable channel name color, 5-band parametric equalizer (PEQ/High Shelving /Low Shelving options), HPF, LPF, noise gate, side chain mute, side chain compression, and more.

▼ A total of 20 signal outputs, including 12 XLR analog output channels, 1 set of stereo USB recording output, 2 channels of XLR monitor output,1 set of stereo TRS headphone monitor output, and 2 channels of digital signal expansion.

▼12 XLR output channels include: 4 GEQ insert modules, delay 0-500ms, pan, volume, customizable channel name color, 9-band PEQ  (PEQ/High Shelving/Low Shelving options), HPF, LPF and more.

▼ 17 ×100mm faders.

▼ 21 mix buses, including 16 mono buses, 4 effects buses, and 1 set of stereo main output bus.

▼ Built-in 4 effects buses, including reverb, echo, chorus, wah, tremolo, distortion, pitch shift, and flanger, which can be freely combined and used.

▼ 6× 31-band GEQ modules, including 2 input GEQ modules and 4 output GEQ modules.

▼ 1 – channel microphone with talkback function, divided into 2 control keys

▼ 8× DCA groups and 4×mute groups.

▼ Supports saving up to 100 scenes, including 4 quick load scene buttons.

▼ Optional expansion modules for Dante 2X2/AES/stereo sound card.

▼ Supports connection to stage expansion boxes.

▼ Supports USB stereo playback and recording functions.

▼ Wireless network control functions; compatible with iOS, Android, and PC control.

▼ Equipped with a serial control interface for third-party intelligent control, with 3 selectable baud rates.

▼ 12V desk lamp power interface with adjustable brightness for lighting purposes.

▼ Two-level panel lock to prevent accidental operation.

▼ Uses Field Programmable Gate Array (FPGA) technology for audio processing.

▼ Supports dual-machine backup function.

 

Technical Parameters

Channel Processing

Input Processing Channels

24 microphone or line inputs, 1-group stereo USB playback, 1-channel talkback microphone input, 2-channel expandable digital inputs.

Output Processing Channels

16 –channel AUX, 1–channel MAIN, 1-channel stereo monitor, 1-channel stereo USB recording, 2-channel expandable digital outputs.

 

Internal Effects

4 mono channels with FX1 and FX2 featuring echo and reverb effects, and FX3 and FX4 featuring chorus, wow, tremolo, distortion, pitch shift, and flange effects.

GEQ Module

6 × 31-band GEQ modules, including 2 GEQ modules for input channels; 4 GEQ modules for output channels

Noise Gate

Threshold: -100dB to -20dB, with noise gate and side chain mute modes

Compressor

Threshold: -48dB to +12dB

Attack time: 3ms to 100ms

Release time: 2x, 4x, 6x, 8x, 16x, 32x (release time is a coefficient multiplied by the attack time)

Compression ratio: 1.0 to 127, ∞

Soft knee: 0 to 20dB

Equalizer

Input: 5 bands, output: 9 bands

Frequency :20Hz to 20kHz (-20dB/+12dB)

Q value :0.404 to 28.852

Types :Parametric, High Shelving, Low Shelving.

HPF/LPF

High-pass: 20Hz to 400Hz (6/12/24/36/48dB slope)

low-pass: 120Hz to 20kHz (6/12/24/36/48dB slope)

Delay

0 to 500ms

Phase

Standard/Inverted

Scene Files

Up to 100 scenes can be saved

Effect Library Files

Up to 100 effect presets can be saved

Signal Processing Capability

40-bit floating-point processing, 48kHz sample rate

A/D Converter

32-bit, 192kHz, 115dB dynamic range

D/A Converter

24-bit, 192kHz, 127dB dynamic range

Connectors

Microphone/Line Input XLR Interface

24, including 8 combo jacks, balanced input

Talkback Input XLR Interface

1

XLR Output Interface

16

Monitor Output XLR Interface

2 stereo

Headphone Output TRS Interface

1 stereo

Digital Input/Output Expansion Interface

Supports DANTE 2X2, AES, USB stereo sound card

USB Interface

2, for connecting USB flash drives for stereo recording/playback, connecting WiFi module for wireless control

Lamp XLR Interface

DC 12V output, switch and brightness can be configured

Serial Port

RS232 DB9 serial port, configurable baud rate

IN1-24 Inputs 

Input Impedance

Unbalanced 5kΩ, balanced 10kΩ

Frequency Response

20Hz to 20kHz (+/-0.5dB)

Maximum Input Level

22dBu

Phantom Power

+48V (IN1 to IN24)

Gain

-12dB to 40dB

S/N

112dB (gain = 0dB, A-weighted)

Dynamic Range

114dB (gain = 0dB, A-weighted)

Equivalent Input Noise

-110dBu (gain = 40dB, output = +4dB)

OUT1-12 Outputs 

THD

0.005% (gain = 0dB, output = 0dBu, unweighted)

0.006% (gain = 40dB, output = +20dBu, unweighted)

Frequency Response

20Hz to 20kHz (+/-0.5dB)

Maximum Output Level

+22dBu

Output Impedance

<100Ω

Crosstalk

-110dB @ 1kHz

Noise Floor

-86dBu (gain = 0dB)

Monitor and Headphone

Output Impedance

<50Ω

Maximum Output Level

+20dBu

Noise Floor

-81dB (potentiometer = MAX, volume = 0dB)

Talkback Microphone

Input Impedance

Unbalanced 3kΩ, balanced 6kΩ

Maximum Input Level

+6.5dBu (potentiometer = MAX, intercom volume = MAX)

Digital I/O

Digital I/O

AES/EBU, DANTE 2X2, stereo sound card

USB stereo playback and recording, supports mp3, wav, and flac file playback.

USB Format

3.0

Recording Format

wav

General

Maximum Gain

80dB from analog input to output.

Channel Crosstalk

-110dB

Display Screen

10.1 "touch screen 1280x800 resolution

Linear Potentiometers

17 X 100mm electric linear potentiometers

System

Android

Network

External WiFi module, supports control from iOS, Android, and PC

Hardware

Power

AC 100-240V 50/60Hz

Power Dissipation

50W

Work Temperature

5℃~40℃

Dimensions

(DxWxH)

Machine: 626x527.28x225.72mm

Package:775x665x370mm

Weight

Net Weight:15kg  Gross Weight:23kg

Accessories

WiFi Module

Power Cable

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