Audio Technica ATW-2120 Handheld Wireless System

Features

Serious advances in affordable professional wireless

Clear sound quality and rock-solid, dependable performance

Automatic frequency scanning finds an open channel at the touch of a button

All 10 user-switchable channels are compatible--for easy use with multiple systems; no confusing frequency groups

True Diversity operation selects the better signal from the two receiver sections, reducing dropouts

Tone Lock tone squelch system fights interference

Rugged metal half-rack receiver with soft-touch controls and LCD display featuring RF and AF metering

Balanced XLR and unbalanced 1/4 in. output jacks enable use with a wide variety of audio gear

Includes rack-mount kit and detachable UHF antennas

Ground-lift switch helps eliminate audible hum caused by ground loops between the sound system and receiver

ATW-T220 Handheld Microphone/Transmitter features PRO 41 Capsule for maximum feedback rejection and consistent sound

Technical Info Handheld Microphone System -- ATW-2120: ATW-R2100 receiver and ATW-T220 handheld unidirectional dynamic microphone/transmitter.

Operating frequency: UHF band, 656.125 MHz to 678.500 MHz

Number of channels: 10 total

Frequency stability: +/- 0.005%, Phase Lock Loop frequency control

Modulation mode: FM

Normal deviation: +/- 5 kHz

Operating range: 300 ft. typical

Operating temperature range: 41 degrees F (5 degrees C) to 113 degrees F (45 degrees C)

Frequency response: 100 Hz to 15 kHz

ATW-R2100 receiver
Receiving system: dual independent receivers, automatic-switching diversity
Image rejection: 55 dB nominal, 50 dB minimum
Signal-to-noise ratio: >100 dB at 40 kHz deviation (A-weighted), maximum modulation 40 kHz
Total harmonic distortion: <1% (+/- 10 kHz deviation at 1 kHz)

Sensitivity: 20 dBuV (S/N 60 dB at 5 kHz deviation, IEC-weighted)
Intermediate frequency: 65.75 MHz, 10.7 MHz

Audio output (AF level set at "0"):
-- Unbalanced: 25 mV (at 1 kHz, +/- 5 kHz deviation, 100k ohm load)
-- Balanced: 12.5 mV (at 1 kHz, +/- 5 kHz deviation, 100k ohm load)

Output connectors
-- Unbalanced: 1/4 in. phone jack
-- Balanced: XLRM-type
Power supply: 120V AC 60 Hz, or 12-18V DC, 350 mA, with external supply
Dimensions (W x H x D): 8.27 x 1.73 x 6.39 in.
Net weight: 2.2 lbs
Accessories included: two flexible UHF antennas, rack-mount adapters, AC adapter

ATW-T220 Handheld Transmitter
RF power output: 12 mW
Spurious emissions: under federal regulations
Microphone element: dynamic, unidirectional
Batteries (not included): two 1.5V AA alkaline
Current consumption: 150 mA typical
Battery life: approximately 9 hours (depending on battery type and use pattern)
Dimensions: 9.02 in. long, 2.11 in. maximum diameter
Net weight (without batteries): 7.81 oz
Accessory included: AT8456a Quiet-Flex stand clamp