Williams Sound WIR TX925 specifications WIR RX22-4 Receiver

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SoundPlus® Infrared System • Model WIR TX925

D

SoundPlus® Infrared System • Model WIR TX925

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. 10: WIR RX22-4 Receiver

Earphone

Channel

Jack

Selector Knob

 

OFF

"On"

On/Off

Indicator LED

Volume Switch

RX22-4 Top

RX22-4 Front

NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE!

 

©2006, Williams Sound Corp. CAT 097G

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Contents TFP 016, UL/CSA SoundPlus Infrared System Model WIR TX925Description MOD 232 ModulatorTFP 010, UL/CSA WIR TX9 EmitterWIR TX9 Rear Panel InfraredDimension Foot Pattern Infrared System Model WIR TX925 Maximum Range When Using the RX22-4 Infrared ReceiverTX9TX9 Multiple Emitters Installed to Maximize CoverageWIR RX22-4 Receiver WIR RX22-4 ReceiverCHB Two-Channel System DiagramSoundPlus Infrared System WIR RX16 ReceiverModulator, Model MOD Bid SpecsWIR RX14-2 Receiver United States Contact

WIR TX925 specifications

The Williams Sound WIR TX925 is a robust and innovative assistive listening transmitter that has gained recognition for its exceptional audio quality and user-friendly design. This device is an essential tool in enhancing the listening experience for individuals with hearing impairments, making it a valuable asset for classrooms, theaters, and various public venues.

One of the standout features of the WIR TX925 is its versatile operating frequency. It operates within the 72-76 MHz frequency range, which is ideal for achieving clear and uninterrupted audio transmission. This frequency range is favored for its minimal interference with other electronic devices, ensuring that users enjoy a reliable listening experience without distortion or dropout.

The transmitter supports a wide range of audio sources, making it adaptable to various applications. Whether it is used with microphones, audio systems, or even laptops, the WIR TX925 easily integrates with existing equipment, making it a convenient choice for end-users. The device includes an input/output jack that can accommodate diverse audio connections, enhancing its versatility in different settings.

Additionally, the WIR TX925 features robust transmission capabilities. It has an impressive transmission range, allowing broadcasts to reach multiple users without losing audio quality. This is particularly beneficial in larger venues where distance can affect sound clarity. The transmitter also incorporates advanced technology that minimizes background noise, ensuring that the primary audio signal remains crisp and intelligible.

User-friendly functionality is another hallmark of the WIR TX925. Its intuitive controls make it easy for both operators and users to adjust settings and manage audio outputs. LED indicators provide visual feedback on the device's operational status, enabling users to monitor performance easily.

The device is also designed with portability in mind. Its compact and lightweight form factor makes it easy to transport and set up, making it an ideal solution for temporary installations or events. The durable construction ensures that the WIR TX925 can withstand the rigors of regular use while maintaining performance integrity.

Overall, the Williams Sound WIR TX925 is a high-quality assistive listening transmitter that combines advanced technology, ease of use, and flexibility. Its broad frequency range, excellent transmission capabilities, and user-friendly design make it an invaluable resource for enhancing auditory accessibility in various environments. Whether for educational purposes, live events, or public spaces, the WIR TX925 stands out as a reliable and efficient solution for those seeking to improve the listening experience for individuals with hearing challenges.
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