Williams Sound WIR 952 User Manual
Soundplus, Ir stereo listening system, model wir 952, Williams sound
SoundPlus
®
IR Stereo Listening System, Model WIR 952
©2005, Williams Sound Corp. CAT 101B
Williams Sound
®
Helping People Hear
1
Description:
The WIR 952 System reduces background noise and overcomes distance by delivering audio directly from the
sound source to the listeners ears. With adjustable volume control users can listen to the audio program at their
own comfort level. The user can select between 95 kHz, stereo or 250 kHz operation.
Applications:
• Television Listening • Stereo Listening • Small Group Listening • Language Interpretation • Offices
Size, Weight, Color:
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
Power Input:
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
Subcarrier Frequency:
95 kHz or stereo or 250 kHz
Auto Power On/Off:
Transmitter shuts off infrared after 1.5 minutes when audio signal is removed. Battery charging functions remain on full time.
Microphone Input:
3.5 mm jack for MIC 084 Electret TV Microphone, 1.5 k
Ω
Line Inputs:
2 RCA jacks for mono or stereo line-level sources. 200 mV min. to 10 V rms max. input level, 5.1 k
Ω
Automatic Level Control:
35 dB compression range
Infrared LEDs, Pattern:
8 IR LEDs, 45 degree cone-shaped coverage pattern to 6 dB intensity, 30 ft (9 m) line of sight
Charging Ports:
Charges one WIR RX295 Receiver plus two additional BAT AP97A NiMH battery packs**
Warranty:
5 years, parts and labor*
WIR TX295 Transmitter:
Weight:
2.1 oz (60 g) with batteries
Material and Color:
ABS plastic, Black and Grey
Battery Type, Life:
BAT AP97A NiMH Battery Pack, 6 hours
Modulation Frequency:
95 kHz or stereo or 250 kHz
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 most wide-band 95 kHz IR Transmitters
Power Switch:
Built into receiver “arms”
On Indicator:
Green LED
Ear Pads:
Uses EAR 031 foam cushions
Warranty:
5 years, parts and labor*
*90 days on battery, power supply and cords.
NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE!
TX295 Front
R
+
-
DC12V
L
MIC
ST
L
R
TX295 Rear
RX295 Front
Sound Plus
®
WIR RX295 Receiver: