AUDIO TECHNICA ATW-2120B


UHF Wireless Handheld Microphone System


Overview:


ATW-R2100b receiver

ATW-T220a handheld cardioid dynamic microphone/transmitter

Automatic frequency scanning

Up to 10 user selectable channels available

Tone Lock™ squelch function fights interference




Specifications:


Overall System:

Operating Frequencies

UHF band
656.125 – 678.500 MHz (D Band)
854.900 – 864.900 MHz (F Band)
487.125 – 506.500 MHz (I Band)
606.500 – 631.000 MHz (U Band)

Number Of Channels

10 total

Frequency Stability

±0.005%, Phase Lock Loop frequency control

Modulation Mode

FM

Frequency Response

100 Hz to 15,000 Hz

Operating Range

100 m (300') typical

Operating Temperature Range

41° F (5° C) to 113° F (45° C)


 

Receiver

Receiving System

True Diversity

Image Rejection

55 dB nominal, 50 dB minimum

Signal-To-Noise Ratio

>100 dB at 40kHz deviation (A-weighted), maximum modulation 40 kHz

Sensitivity

20dBuV (S/N 60dB at 5 kHz deviation, IEC-weighted)

Total Harmonic Distortion

< 1% (at 1 kHz, ±20 kHz deviation)

Audio Output Attenuator (ATTN)

Unbalanced: 25mV (100k ohms load), 1/4" phone jack
Balanced: 50mV (Attenuator; 0dB)
12.5mV (Attenuator; -12dB) at 1 kHz ± 5kHz deviation, 100k ohm load, XLRM-type

Antenna Input

BNC-type 50 Ohms – Bias voltage 12V DC, 60mA each

Dimensions

210 mm x 44 mm x 162.2 mm (W x H x D)

Weight

1.0kg

Accessories Included

Two flexible UHF antennas, rack mount adapters, AC adapters

 

Handheld Transmitter

RF Power Output

High: 30mW; Low: 10mW, nominal

Spurious Emissions

According to National Regulations

Microphone Element

Dynamic, unidirectional

Battery Type

Two 1.5V AA alkaline or rechargeable AA NiMH (not included)

Current Consumption

150 mA typical

Battery Life

Approximately 9 hours (low), 7 hours (high)

Dimensions

229 mm long – 53.5 mm maximum diameter

Net Weight

221g

Accessories Included

AT8456a Quiet-Flex™ Stand Clamp

 


Dimensions:

ATW-2120b