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SoundPlus
™
Infrared Receiver • Model WIR RX238
SoundPlus
™
Infrared Receiver • Model WIR RX238
©2007, Williams Sound Corp. MCAT
049B 1
NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE!
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 “arms” of the receiver, so it can never be left on to drain the batteries.
Applications:
• Television Listening • Stereo Listening • Small Group Listening • Language Interpretation • Offices
*90 days on accessories.
Weight: 2.1 oz (60 g) with battery
Material and Color: ABS plastic, Black and Grey
Battery Type, Life: BAT AP97A NiMH Battery Pack, 6 hours
Modulation Frequency: 2.3 and 2.8 MHz
Frequency Response: 200 Hz to 8 kHz, ± 5 dB
Signal-to-Noise Ratio: 60 dB at 10 m
Controls: Volume control thumbwheel; screwdriver
adjust balance and (L & R) tone controls
Acoustic Output: 112 dB MAX SSPL90 with 2 cc coupler
Compatibility: Compatible with transmitters operating
on 2.3 MHz/2.8 MHz
Power Switch: Built into receiver “arms”
Ear Pads: Uses EAR 031 foam cushions
Approvals: RoHS, WEEE
Warranty: 5 years, parts and labor*
WIR RX238 Receiver:
RX238 Front
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.
Bid Specs: