Williams Sound WIR SYS 1 SoundPlus Basic Courtroom System Model WIR, WIR RX22-4 Receiver

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SoundPlus® Basic Courtroom System • Model WIR SYS 1

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SoundPlus® Basic Courtroom System • Model WIR

WIR RX22-4 Receiver:

Receiver Style:

Body-Pack, dual-lens detector, lanyard

Size:

4.5" L x 2.85" W x 1.2" H (114.3 mm x 72.4 mm x

 

30.4 mm)

Weight:

4.6 oz (130 g) with batteries

Color and Material:

Black

Lanyard:

3 ft (.91 m), allows receiver to be worn around the neck

Operating Temperature:

-10° C to +50° C

Battery Type:

2 x AA, alkaline (BAT 001) or NiMH (BAT 026)

Battery Life:

Alkaline: 60 hours, NiMH: 30 hours/charge

Battery Drain:

25 mA, nominal

Charging Contacts:

For use only with CHG 3512

Carrier Frequency:

Channel 1: 2.3 MHz, Channel 2: 2.8 MHz

 

Channel 3: 3.3 MHz, Channel 4: 3.8 MHz

De-Emphasis:

50 uS

FM Deviation:

±50 kHz

Signal-to-Noise Ratio:

60dB min.

Squelch:

Receiver squelches (mutes) at 40 dB S/N ratio

Frequency Response:

25 Hz to 16 KHz, +1 dB, -3 dB, electrical response

Total Harmonic Distortion:

Less than 1%, electrical response

Controls:

ON/OFF/VOLUME: combination thumbwheel knob

 

Channel Selector: four-position rotary switch

Indicators:

Red LED “ON” indicator, flashes to indicate Low battery

Audio Output Jacks:

3.5 mm stereo mini phone jack

 

Accepts 3.5 mm mono or stereo phone plug

Audio Output Power:

15 mW max at 32 Ω

Acoustic Output:

110 dB SSPL90 w/ EAR 013

Sensitivity:

Better than 1 nW/cm2 for 40 dB signal-to-noise ratio

Approvals:

CE, FCC, RoHS, WEEE

Warranty:

5 years on receiver, 90 days on accessories

Compatible Headphones/Earphones:

Mono or stereo, 8-32 ohms, 3.5 mm mini phone plug,

 

HED 021, HED 026, EAR 013, EAR 014, EAR 022, NKL 001

Fig. 9: WIR RX22-4 Receiver

Earphone

Channel

Jack

Selector Knob

 

OFF

"On"

On/Off

Indicator LED

Volume Switch

RX22-4 Top

SYS 1

RX22-4 Front

NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE!

 

©2006, Williams Sound Corp. MCAT 027D

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Contents MOD 232 Modulator DescriptionTFP 016, UL/CSA TFP 010, UL/CSA WIR TX9 EmitterSystem SoundPlus Basic Courtroom System Horizontal and Vertical Radiation Polar Plots Maximum Range When Using the RX22-4 Infrared ReceiverTX9TX9 Multiple Emitters Installed to Maximize CoverageWIR RX22-4 Receiver SoundPlus Basic Courtroom System Model WIRTwo-Channel System Two-Channel System DiagramModulator, Model MOD Bid SpecsUnited States Contact

WIR SYS 1 specifications

The Williams Sound WIR SYS 1 is an advanced assistive listening system designed to enhance audio experiences within various environments, including theaters, places of worship, and educational facilities. This system effectively addresses the needs of individuals with hearing impairments by delivering clear and high-quality sound directly to their hearing devices or earphones.

One of the standout features of the WIR SYS 1 is its wireless technology, utilizing FM transmission to provide exceptional audio clarity. The system operates in the 72-75 MHz frequency range, ensuring reliable sound reproduction with minimal interference. This frequency range is particularly beneficial in crowded environments or locations with multiple audio transmission systems.

The WIR SYS 1 includes a transmitter that connects to any sound source, such as a microphone, television, or soundboard. The transmitter takes the audio input and converts it into a radio signal, which can then be received by the user’s personal receivers. The system can support a wide range of distances, allowing users to move freely while still receiving high-quality audio.

Users can choose between different types of receivers, including lightweight, pocket-sized options that provide a comfortable listening experience. The receivers can be used with headphones or neck loops, enabling compatibility with hearing aids equipped with telecoils. This adaptability makes the WIR SYS 1 a versatile solution for various users and environments.

Another noteworthy characteristic of the WIR SYS 1 is its easy setup and operation. The system typically comes pre-configured, allowing users to get started with minimal technical knowledge. This ease of use is crucial, especially in public spaces, where staff members may not be technically trained.

Durability is also a key component of the WIR SYS 1. Built to withstand the rigors of frequent use in various environments, the equipment is constructed with high-quality materials that ensure longevity. Additionally, the system features a robust battery life, ensuring that it can operate throughout long events or sessions without interruption.

In summary, the Williams Sound WIR SYS 1 is an excellent solution for enhancing auditory experiences in settings where clarity is essential. Its combination of wireless transmission technologies, ease of use, adaptability, and durability makes it a preferred choice for many organizations looking to improve accessibility for individuals with hearing challenges.