Zoom LIVETRAK L-20R Rackmountable Live Digital Mixer / Recorder

The Zoom LiveTrak L-20R is a rack-mountable digital mixer that allows musicians to control their live mix right from the stage. With wireless control, 20 discrete channels, 22 tracks of recording and six custom monitor mixes, the L-20R offers a complete solution for any venue.

Key Features

• 20 discrete channels (16 mono plus 2 stereo) with XLR or ¼-inch connectivity
• 22-track simultaneous recording, 20-track playback
• 22-in/4-out USB audio interface connectivity
• Records up to 24bit/96kHz audio to SD card
• Built-in compression control (Channels 1-16)
• Main outputs plus 6 customizable monitor outputs
• Dedicated headphone output for sound engineer
• Scene saving function, up to 9 scenes saved at a time
• 20 built-in chorus, delay and reverb effects with adjustable parameters
• Compatible with Remote Mixer app for iPad

Technical Specifications

Inputs:
Mono (MIC/LINE): 16
Stereo (LINE): 2
Outputs:
MASTER OUT: 1
MONITOR OUT: 6
PHONES : 1
Mono (MIC/LINE) :
Type: XLR/TRS combo jacks (XLR: 2 HOT, TRS: TIP HOT)
Input gain
PAD OFF: +16 - +60dB
PAD ON: 10 - +34 dB
Hi-Z ON: +6 - +50 dB
Input impedance
XLR: 3 k OHM
TRS: 10 k OHM /1 M OHM (when Hi-Z ON)
Maximum input level
PAD OFF: 0 dBu (at 0 dBFS)
PAD ON: +26 dBu (at 0 dBFS)
Phantom power
+48 V
Stereo (LINE) :
Type: TS phone/RCA pin (unbalanced) jacks
Maximum input level : +10 dBu
MASTER OUT :
Type: XLR jacks (balanced)
Maximum output level :+14.5 dBu
Output impedance: 100 OHM
MONITOR OUT A-F (with balanced output) connected to monitor speakers :
Type: TRS phone jacks (balanced)
Maximum output level: +14.5 dBu
Output impedance: 100 OHM
MONITOR OUT A- F (with unbalanced output) connected to headphones:
Type: Standard stereo phone jacks
Maximum output level: 42 mW + 42 mW at 60 OHM
Output impedance: 100 OHM
PHONES :
Type: Standard stereo phone jacks
Maximum output level: 42 mW + 42 mW at 60 OHM
Output impedance: 100 OHM
BUSES
MASTER: 1
MONITOR: 6
SEND EFX: 2
LOW CUT:
40-600 Hz, 12dB/OCT
EQ:
HIGH: 10 kHz, +/- 15 dB, shelving
MID: 100 Hz - 8 kHz, +/- 15 dB, peaking
LOW: 100 Hz, +/- 15 dB, shelving
Level segments:
12
Effects:
20 types

EFX 1
Hall 1 (Reverb)
Hall 2 (Reverb)
Room 1 (Reverb)
Plate (Reverb)Church (Reverb)
DrumAmb (Reverb)
GateRev (Reverb)
Vocal 1 (Delay + Hall Reverb)
Vocal 2 (Delay + Mono Reverb)
Vocal 3 (Delay + Plate Reverb)

EFX 2
Hall 3 (Reverb)
Room 2 (Reverb)
Spring (Reverb)
Delay (Delay)
Analog (Delay)
P-P Dly (Delay)
Vocal 4 (Delay + Room Reverb)
Chorus 1 (Stereo Chorus)
Chorus 2 (Mono Chorus)
Cho+Dly (Chorus + Delay)
Maximum simultaneous recording tracks:
22 at 44.1/48/96 kHz
Maximum simultaneous playback tracks:
20
Recording format:
WAV 44.1/48/96 kHz, 16/24-bit, mono/stereo
Recording media:
4 GB - 32 GB SDHC cards (Class 10 or higher)
64 GB - 512 GB SDXC cards (Class 10 or higher)
44.1/48 kHz:
Recording: 22 channels
Playback: 4 channels
Bit depth:
24-bit
Interface:
USB 2.0
SYSTEM REQUIREMENTS FOR AUDIO INTERFACE MODE
Windows:
OS: Windows 7 SP1 or later / 8.1 / 10 (32bit/64bit)
CPU: Intel Core i3 or faster* USB: USB 3.0/USB 2.0**
* Operation is not guaranteed with CPUs from Atom, Celeron or Pentium series or CPUs made by AMD.
** Only USB host controllers with Intel Chipsets are supported. Operation is not guaranteed when used with USB hubs or expansion cards.

Mac:
OS: Mac OS X 10.11 / 10.12 / 10.13 / 10.14
CPU: Intel Core i3 or faster USB: USB 3.0/USB 2.0*
* Operation is not guaranteed when used with USB hubs or expansion cards.

iPhone/iPad:
OS: iOS 9 / 10 / 11
* Apple Lightning-to-USB Camera Adapter required.
CARD READER
Class: USB 2.0 High Speed
USB HOST
Class: USB 2.0 High Speed
Sampling frequency: 44.1/48/96 kHz
Frequency characteristics: 44.1 kHz: 1.0 dB, 20 Hz - 20 kHz 96 kHz: 3.0 dB, 20 Hz - 40 kHz
Equivalent input noise:
Actual measurements: 128dB EIN (IHF-A) at +60dB/150OHM input
Display:
LCD with backlight (128×64 resolution)
Power:
AD-19 AC adapter (DC12V 2A)
Power consumption:
24 W maximum
External dimensions:
438 mm (W) × 158.2 mm (D) × 151.7 mm (H)
Weight (main unit only):
2.49 kg
What's in the Box
Included with the L-20R
LiveTrak L-20R
AD-19 AC Adapter
BTA-1 Bluetooth Adapter
Rack Ears
Quick Guide
Optional Accessories
FS01 Momentary Footswitch