Audio Technica 1100 Series Handheld Wireless System (Model ATW1128)

The ATW-1128 Handheld Microphone System consists of an ATW-R11 receiver and ATW-T28 handheld, unidirectional dynamic microphone/transmitter.

Features
True diversity reception and full FM deviation

Choice of 20 VHF frequencies

InvisibleLink¬ circuitry delivers optimum sound quality

Ground-lift switch and adjustable squelch control

Balanced and unbalanced audio output jacks

Receiver mounts in a single 19 in. rack space

Dual-power battery-save switches on transmitters

ATW-T28 handheld microphone/transmitter features a Hi-ENERGY¬ dynamic element with superior internal shock mounting.

Technical Info

System Includes: ATW-R11 Receiver and ATW-T28 Handheld Unidirectional Dynamic Microphone/Transmitter.

1100 Series Overall System
Operating Frequency: VHF high band, 169 MHz to 216 MHz

Frequency Stability ±0.005%, single-frequency crystal-controlled

Modulation Mode: FM

Maximum Deviation: ±30 kHz, traveling frequencies ±15 kHz

Operating Range: 200 ft. minimum

Operating Temperature Range: 40Á F (4Á C) to 110Á F (43Á C)

Frequency Response: 100 Hz to 15 kHz

ATW-R11 Receiver
Receiving System: Dual independent receivers, automatic-switching diversity reception

Image Rejection: >=60 dB

Signal-to-noise Ratio: 95 dB at 10 kHz deviation (IEC-weighted), maximum modulation 15 kHz

Total Harmonic Distortion: <=1% (10 kHz deviation at 1 kHz)

Sensitivity: 10 µV for 60 dB S/N (IEC-weighted)

Audio Output Unbalanced: 350 mV (at 1 kHz, ±10 kHz deviation, 10k ohm load)

Balanced: 220 mV (at 1 kHz, ±10 kHz deviation, 10k ohm load)

Output Connectors: Unbalanced: 1/4 in. phone jack Balanced: XLRM-type

Power Supply: 12-18V DC, 350 mA, with provided AC adapter

Dimensions (W x H x D): 16.93 x 1.92 x 7.28 in. (430.0 x 48.8 x 185.0 mm)

Net Weight: 5.5 lbs. (2.5 kg)

Accessories included: 2 whip antennas, rack-mount adapters, AD1205A AC adapter

ATW-T28 Handheld Transmitter
RF Power Output: 50 mW Max

Spurious Emissions: Under federal regulations

Dynamic Range: >=90 dB

Microphone: Element Dynamic unidirectional

Battery (not included): 9V (NEDA type 1604) alkaline

Current Consumption: 30 mA typical

Battery Life: Approximately 15 hours in High position, approximately 20 hours in Low position

Dimensions
Length: 9.50 in. (241.3 mm)
Diameter: 2.10 in. (53.3 mm)

Net Weight (without battery): 12.7 oz. (360 g)

Accessory included: Stand clamp