Overview
Small-area infrared system ideal for use as a small-area assistive listening system or for private TV listening in small conference rooms, hospital rooms, assisted living facilities, medical treatment centers and/or jury deliberation rooms. High-efficiency LEDs display power status and audio input. Power with A/C power supply or standard USB port on a TV. Plug-and-play install with 3.5MM audio input. One- or two-channel operation (2.3 and 2.8 Mhz). Provides coverage area of up to 1300 square feet.
System Includes
(1) IR T1 small-area infrared transmitter
(1) TFP 055 power supply
(1) WCA 106 USB micro cable, 6 ft. (USB 2.0 to USB micro)
(1) WCA 124 adapter cable (3.5mm F to RCA)
(1) WIR RX22-4N infrared receiver
(1) STD 008 flat-panel TV mounting bracket
(1) HED 021 folding headphones
(1) BAT 001-2 AA alkaline batteries.
Features
- High-efficiency LEDs display power status and audio input
- Power with A/C power supply or standard USB port on a TV
- Plug-and-play install with 3.5MM audio input
- One- or two-channel operation (2.3 and 2.8 MHz)
- Provides coverage area of up to 1300 square feet
Specifications Class="table1"
STD 008
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Weight |
0.6 lb (272 g) |
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Dimensions |
6” W x 4.75” D (15 cm W x 12 cm D) |
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Material |
Painted Steel |
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Color |
Flat Black |
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Shelf support |
Front padded lip rests on TV. Adjustable arm with swivel lock supports rear of shelf. |
WCA 106
0.05 lbs.
WIR RX22-4N Architectural and Engineering Specifications
- 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 drop-in charger accessory shall recharge the batteries in 16 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 receiver 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 S/N 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 model WIR RX22-4.
WIR RX22-4N
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Receiver Style: |
Body-Pack, dual-lens detector, lanyard |
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Size: |
4.1" L x 2.85" W x 1.2" H (104.1 mm x 72.4 mm x 30.4 mm) |
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Weight: |
4.5 oz (127 g) with batteries |
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Color and Material: |
Black |
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Lanyard: |
3 ft (0.91 m), allows receiver to be worn around the neck |
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Operating Temperature: |
-10° C to +50° C |
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Battery Type: |
2 x AA, alkaline (BAT 001-2) or NiMH (BAT 026-2) |
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Battery Life: |
Alkaline: 60 hours, NiMH: 30 hours/charge |
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Battery Drain: |
25 mA, nominal |
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Charging Contacts: |
For use only with CHG 3512 |
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Carrier Frequency: |
Channel 1: 2.3 MHz, Channel 2: 2.8 MHz Channel 3: 3.3 MHz, Channel 4: 3.8 MHz |
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De-Emphasis: |
50 uS |
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FM Deviation: |
±50 kHz |
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Signal-to-Noise Ratio: |
60 dB min. |
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Squelch: |
Receiver squelches (mutes) at 28 dB S/N ratio |
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Frequency Response: |
25 Hz to 16 KHz, +1 dB, -3 dB, electrical response |
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Total Harmonic Distortion: |
Less than 1%, electrical response |
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Controls: |
ON/OFF/VOLUME: combination thumbwheel knob Channel Selector: four-position rotary switch |
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Indicators: |
Red LED “ON" indicator, flashes to indicate Low battery |
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Audio Output Jacks: |
3.5 mm stereo mini phone jack Accepts 3.5 mm mono or stereo phone plug |
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Audio Output Power: |
15 mW max at 32 Ω |
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Acoustic Output: |
125 dB SSPL90 with HED 021; 110 dB SSPL90 w/ EAR 013 |
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Sensitivity: |
Better than 1 nW/cm2 for 40 dB signal-to-noise ratio |
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Approvals: |
CE, FCC, RoHS, WEEE |
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Warranty: |
5 years on receiver, 90 days on accessories |
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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 |
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Dimensions: |
Width: 5.65”(14.4 cm), Depth: 3.65”(9.3 cm), Height: 1.15”(2.9 cm) |
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Weight: |
8.3 oz (235 g) |
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Color: |
Black |
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Power Supply: |
TFP 055 – 100-240VAC 50/60Hz Input; 5VDC, 1A USB Output, Universal Supply with international adapters Other USB Power Supply (must be at least 5VDC, 0.2A) |
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Power Cable: |
USB to micro USB cable |
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DC Power Input: |
Micro USB connector, 5VDC, 0.2A |
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Power Indicator: |
Green LED |
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Sleep/Power Save Mode: |
Shuts off carrier when no audio present for 12 minutes |
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Modulation: |
FM Wideband, ±50 kHz deviation max, 50 μS pre-emphasis |
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Carrier Frequencies: |
2.3MHz (Ch 1) and 2.8MHz (Ch 2) Default at power on = carriers off. Carriers are automatically enabled upon presence of audio. |
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Coverage Area: |
1,000 sq. ft (96 sq. m.) |
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Audio Inputs: |
3.5mm stereo line level input jack, Ch 1 connected to tip, Ch 2 connected to ring, GND connected to sleeve |
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Audio Indicators: |
One Yellow LED per channel, lights up and stays on steady with minimum audio level. |
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Signal-to-Noise Ratio: |
70 dB at onset of limiting |
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Frequency Response: |
100 - 12,000 Hz |
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Operating Requirements: |
32°-122°F (0-50°C) |
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Mounting Kit: |
Optional: STD 008 TV Top Shelf Mounting Kit Optional: BKT 024 Omnidirectional mount for wall or ceiling mounting |
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Compatible Receivers: |
WIR RX22-4, WIR RX18 |
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Warranty: |
2 years |
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Approvals/Regulatory Compliance: |
CE, RCM, FCC, Industry Canada, PSE, CUL, WEEE, RoHS, CB Scheme |
