SoundPlus® Infrared System • Model WIR TX900

SoundPlus® Infrared System • Model WIR TX900

D

Description:

The WIR TX900 is a high performance, cost-effective infrared system designed for simultaneous lan- guage interpretation of up to four languages. Operating on 2.3-3.8 MHz, the WIR TX900 is less sus- ceptible to traditional radio and lighting interference. When using the optional RX22-4 four-chan- nel receiver, the WIR TX900 will operate up to 28,000 ft2 in single channel mode, ideal for auditori- ums, theaters or other large venues.

Applications:

• Simultaneous Interpretation • Audio Description • Conferences • Multi-Media Rooms • Boardrooms • Courtrooms • Schools • Universities • Cinema • Churches

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, 24 VAC, 50-60 Hz, 15 VA

 

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 60 dB

 

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)

Power Switch:

Two-position push button, ON/OFF

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 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

NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE!

 

©2006, Williams Sound Corp. CAT 089F

1

 

 

 

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Williams Sound WIRTX900 specifications Description, MOD 232 Modulator, TFP 016, UL/CSA
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WIRTX900 specifications

The Williams Sound WIRTX900 is an advanced assistive listening transmitter designed to enhance audio experiences in various settings, including classrooms, auditoriums, theaters, and houses of worship. This robust system stands out for its reliability, user-friendly interface, and cutting-edge technology, making it a popular choice among educators, event coordinators, and venue managers seeking to improve communication and accessibility.

One of the standout features of the WIRTX900 is its ability to support multiple transmission channels. This means that a single transmitter can serve different listening needs simultaneously, making it ideal for environments where multiple speakers or presentations occur at once. The transmitter operates on infrared technology, ensuring that audio signals are delivered with high fidelity and minimal interference. This characteristic is particularly beneficial in venues with considerable ambient noise, allowing users to enjoy clear sound without distractions.

The WIRTX900 also boasts a range of up to 100 feet, providing flexibility in how it is used within a venue. This range ensures listeners can move freely without losing audio quality. The system can transmit to an array of receivers, ensuring that all audience members can access the sound, making it an inclusive option for those with hearing impairments or those who need assistance in discerning speech from background noise.

Another notable feature is the user-oriented design of the system. The WIRTX900 comes with easy-to-use controls, enabling quick adjustments of volume and channels. This ease of use is complemented by LED indicators that provide clear visual confirmation of operational status and signal strength, allowing users to monitor the device easily.

Additionally, the transmitter incorporates advanced digital signal processing to enhance audio clarity and reduce unwanted artifacts. This technology ensures that every syllable is heard crisply, making the system suitable for both spoken word and music applications.

Furthermore, the Williams Sound WIRTX900 is equipped with a built-in battery that offers extended operating time, ensuring that the system can last through long events or classroom sessions without the need for frequent recharging. This combination of advanced features, reliability, and user-centric design makes the WIRTX900 a premier choice for enhancing audio accessibility in various environments.

In summary, the Williams Sound WIRTX900 is not just a transmitter; it's a comprehensive solution for creating an inclusive audio experience. With its powerful features and user-friendly design, it sets a standard for assistive listening technology.
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