Williams Sound Stereo System WIR TX238 User Manual

SoundPlusTV Infrared Listening System • Model WIR TX238  
Description:  
The WIR TX238 infrared transmitter is ideal for TV listening, meetings, or any small group listening  
application. It is designed for use with infrared receiver models WIR RX237, WIR RX238, WIR RX239,  
or compatible receivers operating on 2.3 and/or 2.8 MHz. The WIR TX238 transmitter will connect  
directly to a TV, VCR, or DVD with standard audio output jacks. It has an operating range of 30 feet  
(9m) line-of-sight of the receiver.  
Applications:  
Television Listening • Stereo Listening • Small Group Listening • Language Interpretation • Offices  
WIR TX238 Transmitter:  
Size, Weight, Color:  
Power Input:  
6.25” L x 3.25” W x 1.25” H (15.9 cm x 8.3 cm x 3.2 cm), 5.1 oz (140 g), Gray  
12 VDC (center is positive) on DC connector, 200 mA Class II wall transformer  
TFP 024 Power Supply: North America: 120 VAC, 60 Hz, UL/CSA  
TFP 032 Power Supply, 2 pin Euro mains plug, 230 VAC, 50-60 Hz, CE  
TFP 033 Power Supply, 3 pin UK mains plug, 230 VAC, 50-60 Hz, CE  
2.3 MHz, 2.8 MHz, or stereo  
Subcarrier Frequency:  
Range:  
30ft (9m) line-of-site  
Auto Power On/Off:  
Transmitter shuts off infrared after 5 minutes when audio signal is removed. Battery charging  
functions remain on full time.  
Microphone Input:  
Line Inputs:  
Automatic Level Control:  
Infrared LEDs, Pattern:  
Charging Ports:  
Approvals:  
3.5 mm jack for MIC 084 Electret TV Microphone, 1.5 kΩ  
2 RCA jacks for mono or stereo line-level sources. 200 mV min. to 10 V rms max. input level, 5.1 kΩ  
35 dB compression range  
6 IR LEDs, 45 degree cone-shaped coverage pattern to 6 dB intensity, 30 ft (9 m) line of sight  
Charges one WIR RX238 Receiver plus two additional BAT AP97A NiMH battery packs**  
RoHS, WEEE  
Warranty:  
5 years, parts and labor*  
R
L
MIC  
DC12V  
+
-
TX238 Rear  
TX238 Front  
*90 days on accessories.  
NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE!  
©2007, Williams Sound Corp. MCAT 050B  
1
 
SoundPlusTV Infrared Listening System • Model WIR TX238  
Contact:  
United States  
Williams Sound Corp.  
10321 W. 70th Street  
Eden Prairie, MN 55344-3446  
Ph: 800-328-6190 or 952-943-2252  
Fax: 952-943-2174  
Canada  
Thorvin Electronics  
2861 Sherwood Heights Dr. Units 36-37  
Oakville, ON L6J-7K1 Canada  
Ph: 800-323-6634 or 905-829-3040  
Fax: 905-829-4196  
Asia, Australia, Latin America, Middle East, South Africa  
International Sales Department  
Williams Sound Corp.  
10321 W. 70th Street  
Eden Prairie, MN 55344 USA  
Phone: +1 952 224 7791  
Fax: +1 952 943 2174  
NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE!  
©2007, Williams Sound Corp. MCAT 050B  
3
 

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