Williams Sound Stereo Receiver WIR RX238 User Manual

SoundPlusInfrared Receiver • Model WIR RX238  
Description:  
The WIR RX238 infrared receiver is ideal for TV listening, meetings, or any small group listening  
application. It is designed for use with the WIR TX238 transmitter, or compatible transmitters oper-  
ating on 2.3 and/or 2.8 MHz. This under-the-chin style receiver features high quality, low distortion  
sound, and angled ear couplings for maximum comfort and performance. On/Off switch is built  
into the armsof the receiver, so it can never be left on to drain the batteries.  
Applications:  
Television Listening • Stereo Listening • Small Group Listening • Language Interpretation • Offices  
WIR RX238 Receiver:  
Weight:  
2.1 oz (60 g) with battery  
ABS plastic, Black and Grey  
BAT AP97A NiMH Battery Pack, 6 hours  
2.3 and 2.8 MHz  
200 Hz to 8 kHz, 5 dB  
60 dB at 10 m  
Volume control thumbwheel; screwdriver  
adjust balance and (L & R) tone controls  
112 dB MAX SSPL90 with 2 cc coupler  
Compatible with transmitters operating  
on 2.3 MHz/2.8 MHz  
Material and Color:  
Battery Type, Life:  
Modulation Frequency:  
Frequency Response:  
Signal-to-Noise Ratio:  
Controls:  
Acoustic Output:  
Compatibility:  
Power Switch:  
Ear Pads:  
Approvals:  
Warranty:  
Built into receiver “arms”  
Uses EAR 031 foam cushions  
RoHS, WEEE  
5 years, parts and labor*  
RX238 Front  
Bid Specs:  
RX238 Receiver  
The receiver shall be a stetho type with an IR detector lens in the face of the unit. The receiver shall be  
compatible with transmitters operating on 2.3 MHz/2.8 MHz. The receiver shall have a rotary-type vol-  
ume control and the power switch shall be built into the “arms,” so that the unit will automatically shut  
off when not in use. The receiver shall have left and right tone and balance controls adjustable by screw-  
driver. The receiver shall operate for 6 hours per charge with 1 BAT AP97A NiMH battery. The receiver  
shall be housed in a black ABS plastic case. The receiver shall provide 112 dB SSPL90 output. The system  
frequency response shall be 200 Hz to 8 kHz, and the signal-to-noise ratio shall be 60 dB at 10 m. The  
receiver shall have RoHS and WEEE approval and be covered by a five-year parts and labor warranty*, 90  
days on the battery. The receiver shall be the Williams Sound Corp. model WIR RX238.  
*90 days on accessories.  
NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE!  
©2007, Williams Sound Corp. MCAT 049B  
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