Williams Sound WIR SYS 1 specifications Description, MOD 232 Modulator, TFP 016, UL/CSA

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SoundPlus® Basic Courtroom System • Model WIR SYS 1

SoundPlus® Basic Courtroom System • Model WIR SYS 1

D

ADA COURTROOM ASSISTIVE LISTENING SYSTEM

Description:

The Basic Courtroom System, model WIR SYS 1, is the complete hearing assistance solution for the courtroom. Listeners wear wireless RX22-4 receivers to hear the proceeding anywhere in a 28,000 ft2 area**. For the severely hard of hearing, the RX22-4 can be equipped with a neckloop (included) to amplify their telecoil equipped hear- ing aid. SoundPlus infrared technology ensures privacy and security: the message of the proceeding doesn’t travel outside the walls of the courtroom.

Each WIR SYS 1 package includes: one (1) TX9 emitter, one (1) MOD 232 modulator, four (4) body-pack style RX22-4 receivers, four (4) HED 021 Headphones, one (1) neckloop and one (1) RPK 005 rack panel kit. The WIR SYS 1 meets and exceeds government ADA regulations for public hearing assistance, and is backed by a five-year warranty.*

MOD 232 Modulator:

Size, Weight:

8.5" W x 8.2" D x 1.7" H (21.5 cm x 20.8 cm x 4.4 cm), 3.1 lbs (1.5 kg)

Color:

Black epoxy paint with white legends

Rack Mount:

1/2 rack space wide, 1 rack space high, one or two modulators may be mounted in a

 

single IEC rack space with RPK 005 (single) or RPK 006 (double) Rack Mount Kits

Power Supply:

Wall Transformer, 24VAC, 50-60 Hz, 15VA

 

North America:

TFP 016, UL/CSA

 

Europe:

TFP 027-01, 2-pin Schuko plug, CE

 

UK:

TFP 027-02, 3-pin UK plug, CE

Modulation:

FM Wideband, +50kHz deviation, 50uS pre-emphasis

Carrier Frequency:

Channel A: Selectable, 2.3/2.8/3.3/3.8 MHz,

 

Channel B: Selectable, 2.3/2.8/3.3/3.8 MHz

Signal-to-Noise Ratio:

More than 60dB

 

Frequency Response:

30 to 16,000 Hz, +1 dB, -3 dB, electrical response

Total Harmonic Distortion:

Less than 2%, electrical response

Audio Processing:

Compression (slope) adjustable from 1:1 to 4:1

 

Switchable compression gain: Moderate: 16 dB. Max: 33 dB

Auto Carrier Shut-Off:

15-minute timer shuts off carrier when no audio is present (can be disabled)

Fig. 1: MOD 232 Front Panel

Two Channel Infrared System Modulator

 

 

 

 

 

 

 

Williams Sound

Microprocessor Controlled

 

 

+9

3.8

 

 

 

 

 

+9

3.8

 

Inputs Mixed

Frequency Synthesized

 

 

 

 

 

 

 

 

 

 

5 6

 

+6

 

 

 

5

 

 

+6

 

 

Phones

 

4

 

+3

3.3

Compress

4

6

 

+3

3.3

Compress

 

3

 

7

0

 

 

3

 

 

7

0

 

 

Stereo

 

 

- 3

2.8

 

 

 

- 3

2.8

 

 

2

 

8

 

2

 

 

8

 

 

Power

 

-6

 

 

 

 

-6

 

 

 

 

-9

2.3

 

 

 

-9

2.3

 

CH A

 

1

 

9

 

1

 

 

9

 

 

10

-12

Frequency

 

 

10

-12

Frequency

 

IR

 

0

 

-15

 

0

 

 

-15

 

 

 

Level

 

-18

(MHz)

 

Level

 

-18

(MHz)

 

 

 

 

 

 

 

 

 

 

 

CH B

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Channel A

 

 

 

 

 

 

Channel B

 

 

 

Power Switch:

Two-position push button, ON/OFF

Power Indicator:

Green LED

Audio Level Controls:

CHA and CHB Input Level, rotary knobs

Audio Indicators:

CHA and CHB Audio Level, 10-segment LED’s

Carrier LEDs:

4 green LED carrier “on” indicators per channel (indicates frequency, malfunctions)

Compress Control:

1:1 to 4:1

Input Mix LED:

Indicates inputs A and B audio are mixed and transmitted by CHA, CHB off

Stereo LED:

Indicates stereo mode

Phones Switch:

Selects CH1 or CH2 for phones when not in stereo mode

Phones Output:

1/4" TRS headphone jack. Accepts stereo, mono, and any impedance phones.

Infrared Test LED:

IR LED for receiver testing, monitoring, and audio signal testing.

NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE!

**In single channel mode with TX9 emitter * 90 days on accessories.

 

©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.
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