audio technica / ATW-1422, 2ch Handheld System

A System 20 PRO set consisting of a receiver and two handheld transmitters. Equipped with hypercardioid dynamic microphones, this setup is ideal for situations that require the use of two handheld mics, such as vocals and speeches.

System 20 PRO – Multi-Channel Wireless System
Key Features

Multi-Channel Operation
Up to 20 simultaneous channels can be used within the 2.4 GHz band. By connecting five receivers, the system supports up to 20 channels in HD mode, or up to 10 channels in Standard mode.

Transmitter Lineup
Four types available: handheld, bodypack, boundary, and desk stand transmitters.

Compact Design
Delivers 4-channel output in a 1U half-rack.

Network-Compatible

Multi-Pairing Functionality
Up to four transmitters can be pre-registered per receiver channel. Automatic connection occurs simply by powering transmitters on/off — no need for repeated pairing, ensuring smooth handovers.

Rechargeable
Compatible with ATW-CHG3a/A and ATW-CHG3Na/A 2-channel chargers.

Reduced Handling Noise for handheld microphones.

Long Operating Time — up to approx. 18 hours.

Secure Encryption — AES128 ensures strong data security.

Detachable Receiver Units (ATW-RU14) for flexible use across applications.

Wireless Manager Software allows comprehensive system management.
More details: Wireless Manager – Audio-Technica

System Specifications

Operating Frequency Range: 2,402 – 2,480 MHz

Dynamic Range: 120 dB (A-weighted, typical)

THD (Total Harmonic Distortion): <0.05%, typical

Operating Range: 60 m (in open environment, free of interference)

Frequency Response: 220 – 20,000 Hz (depending on microphone used)

Latency:

Standard Mode: 2.8 ms

HD Mode: 6.7 ms

Audio Sampling Rate:

Standard: 24-bit / 48 kHz

HD Mode: 24-bit / 48 kHz

Encryption: AES128

Maximum Simultaneous Channels:

Standard: 10 channels (varies by region/environment)

HD Mode: 20 channels

Receiver Chassis: ATW-RC14

External Connection Port: RJ45

Network Port: RJ45 (Fast Ethernet)

Link In/Out Ports: RJ12

Output Levels:

Line Max: +22 dBu (+20 dBV)

Line Unity: -20 dBu (-22 dBV)

Mic Max: -12 dBu (-10 dBV)

Mic Unity: -50 dBu (-52 dBV)

Power Consumption: 3.7 W

Power Supply: DC 12 V 0.5 A (AC adapter)

Operating Temperature Range: 0 – +40°C

Dimensions: H42.5 × W209.8 × D165.6 mm

Weight: 740 g

Accessories: AC adapter, adapter blades, short/long rackmount adapters, 5 fixing screws, 30 cm link cable, 4 rubber feet

Receiver Unit: ATW-RU14

Modulation Method: GFSK

Reception Sensitivity: –90 dBm, typical

Antenna: 1/2 λ dipole antenna, diversity

External Connection Port: RJ45

Power Supply: DC 12 V (via RC14)

Operating Temperature Range: 0 – +40°C

Dimensions: H18.7 × W86.0 × D70.2 mm

Weight: 77 g

Accessories: Holder, holder cover, 2 wood screws, 4 antennas

Handheld Transmitter: ATW-T1402

Modulation Method: GFSK

Reception Sensitivity: –90 dBm, typical

Antenna: Diversity

Microphone Type: Dynamic

Polar Pattern: Hypercardioid

Power Supply: DC 3 V (two AA batteries)

Operating Temperature Range: 5 – +40°C

Battery Life (varies by usage):

Alkaline AA: approx. 18 hrs

Ni-MH rechargeable AA: approx. 16.5 hrs

Lithium AA: approx. 35 hrs

Dimensions: 265.0 × φ53.7 mm

Weight: 300 g (without batteries)

Accessories: AT8456a microphone holder ×2, thread adapter (3/8–5/8) ×2