Zoom L-20 Specifications

Number of input
and output
channels

Inputs
Mono (MIC/LINE)

16

Stereo (LINE)

2

Outputs

MASTER OUT

1 MONITOR OUT

6 HEADPHONE

1 Inputs

Mono (MIC/LINE)

Type

XLR/TRS combo
jacks (XLR: 2
HOT, TRS: TIP
HOT)

Input gain

PAD OFF: +16 –
+60 dB
PAD ON: −10 –
+34 dB
Hi-Z ON: +6 – +50
dB

Input impedance

XLR: 3 kΩ TRS:
10 kΩ/1 MΩ (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)

Input impedance

+14 dBu

Outputs

SPECS ZOOM LIVETRAK L-20

MASTER OUT

Type

XLR jacks
(balanced)

Maximum output
level

+14.5 dBu
Output impedance

100 Ω

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 Ω

MONITOR OUT
A–F
(with unbalanced
output)
connected to
headphones

Type

Standard stereo
phone jacks

Maximum output
level

42 mW + 42 mW
at 60 Ω

Output impedance

100 Ω

PHONES

Type

Standard stereo
phone jacks

Maximum output
level

42 mW + 42 mW
at 60 Ω

Output impedance

100 Ω

Buses

MASTER

1
MONITOR

6

SEND EFX

2

Channel Strip

COMP

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

PHASE

Level meters

12 segments

Send effects

20 types

Recorder

Maximum
simultaneous
recording track

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

16MB–2GB SD
cards, 4GB–32GB
SDHC cards,
64GB–512GB
SDXC cards

Audio interface

44.1/48 kHz

Recording: 22
channels
Playback: 4
channels

Bit depth

24-bit

Interface

USB 2.0

Card reader

Class

Mass storage:
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:

−128dBu EIN
(IHF-A) at
+60dB/150Ω input

Display

LCD with backlight
(128x64
resolution)

Power

AD-19 AC adapter
(DC12V 2A)

Power
consumption

24 W maximum

External
dimensions

445 mm (W) x

388.4 mm (D) x

82.6 mm (H)

Weight (main unit
only)

3.71 kg