Page 1
SoundPlus
™
Infrared Receiver • Model WIR RX22-4
SoundPlus™Infrared Receiver • Model WIR RX22-4
D
D
©2007, Williams Sound Corp. MCAT
048B
ADAADA
RoHS
Description:
The RX22-4 is a four-channel infrared receiver, compatible with transmitters operating on the 2.3-3.8
MHz frequency bandwidth. The sleek, comfortable design features a convenient rotary channel selector and an easy-to-use on/off/volume control. The RX22-4 can be used with mono or stereo headphones and earphones, or a neckloop. Dual infrared detectors provide maximum sensitivity and operating range.
Applications:
• Simultaneous Interpretation • Audio Description • Conferences • Multi-Media Rooms
• Boardrooms • Courtrooms • Schools • Universities • Cinemas • Churches
Receiver Style: Body-Pack, dual-lens detector, lanyard
Size: 4.1" L x 2.85" W x 1.2" H (104.1 mm x 72.4 mm x
30.4 mm)
Weight: 4.5 oz (127 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: 125 dB SSPL90 with HED 021; 110 dB SSPL90 w/ EAR 013
Sensitivity: Better than 1 nW/cm2for 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
NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE!
WIR RX22-4 Receiver:
Earphone
Jack
"On"
Indicator LED
RX22-4 Top
RX22-4 Front
Channel
Selector Knob
OFF
On/Off
Volume Switch
Page 2
SoundPlus
™
Infrared Receiver • Model WIR RX22-4
SoundPlus™Infrared Receiver • Model WIR RX22-4
D
D
©2007, Williams Sound Corp. MCAT
048B
ADAADA
RoHS
Bid Specs:
The receiver shall be a body-pack type with IR detector lens behind face of the unit. The unit shall have
a lanyard for hands-free operation. The receiver shall have a rotary-type volume control. The receiver
shall operate for 60 hours with two AA alkaline batteries and for 30 hours per charge with NiMH AA
batteries. The receiver shall be charged without battery removal via charger contacts in the case. A dropin charger accessory shall recharge the batteries in 8 hours when used with CHG 3512 charger. The
receiver shall be housed in an impact resistant plastic case with a hinged battery door that does not separate from the receiver. The receiver shall receive 2.3 MHz, 2.8 MHz, 3.3 MHz or 3.8 MHz modulated IR
signals with 50 µS de-emphasis. The receiver shall have a 3.5 mm stereo phone jack and accommodate
low-impedance mono or stereo earphones and headphones. The receiver shall accommodate neckloop
telecoil couplers. The receivers shall provide 125 dB SSPL90 output with HED 021 headphone and 110 dB
SSPL90 with EAR 013 earbud-type earphone.
The system electrical frequency response shall be 25 Hz to 16 kHz, +1, -3 dB and the signal-to-noise ratio
shall be 60 dB. The receiver shall have CE, FCC RoHS and WEEE approval. The receiver shall be covered by a
five-year parts and labor warranty, excluding earphones, headphones, batteries and chargers.
The receiver shall be the Williams Sound Corp. model WIR RX22-4.
NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE!
Page 3
SoundPlus
™
Infrared Receiver • Model WIR RX22-4
SoundPlus™Infrared Receiver • Model WIR RX22-4
D
D
©2007, Williams Sound Corp. MCAT
048B
Contact:
ADAADA
RoHS
United States and Mexico
Williams Sound Corp.
10321 W. 70th Street
Eden Prairie, MN 55344-3446
Ph: 800-328-6190 / 952-943-2252 /
FAX: 952-943-2174
Web: www.williamssound.com
Email: info@williamssound.com
Canada
Thorvin Electronics
2861 Sherwood Heights Dr. Units 36-37
Oakville, ON L6J-7K1 Canada
Ph: 800-323-6634 / 905-829-3040 /
FAX: 905-829-4196
Web: www.thorvinelectronics.com
South America
DPTech
SIA Trecho 3/4 Lote 335 2°. Andar
71200-030 Brasília, DF
BRAZIL
Ph: (5561) 361-1384
Fax: (5561) 361-0948
Web: www.dptech.com.br
Email: ws@dptech.com.br
United Kingdom
Sound Associates
Keeble House, 81 Island Farm Road
West Molesey, Surrey KT 2SA
United Kingdom
Ph: (44) 020 8939 5900
Fax: (44) 020 8939 5901
Web: www.soundassociates.co.uk
Email: jmurdoch@soundassociates.com
Asia, Europe, Latin America, Mexico
International Sales Department
Williams Sound Corp.
10321 West 70th Street
Eden Prairie, MN 55344 USA
Phone: +1 952 224 7791
Fax: +1 952 943 2174
Email: info@williamssound.com
Web: www.williamssound.com
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