This two-channel IR courtroom system is the pro’s choice, offering a complete hearing assistance, language interpretation or private listening solution. Features four-channel, selectable, body-pack receivers (can be recharged when used with BAT 026-2 AA NiMH rechargeable batteries and CHG 3512 multi-bay charger—not included). This system ensures private and secure transmission to participants within the listening area. Power supplies, cables and rack mount included.
Base 1 |
2" (50.8 mm) round base with four 0.188" (4.8mm) holes on 1.6" (40.6mm) bolt circle for solid surface mounting |
Base 2 |
T-Bar Clip for drop ceiling rails |
Base Cover |
Black Vinyl, covers either base |
Shafts |
Two 0.5" (12.7mm) diameter, 2" (50.8mm long aluminum, black. 1/4-20 stud with lock ring. |
Head |
190° Tilt, 360° Turn & 360° Rotation |
Finished Lengths |
2", 4" or 6" |
Maximum Weight |
3 lbs (1.36 kg) |
Shipping Weight |
0.3 lbs (166.5g) |
Style |
Mono, folding headphone |
Plug |
3.5mm mono |
Cord |
39" |
Driver Size |
30 mm |
Nominal Impedance |
32Ω |
Freq. Response |
20 - 20kHz |
Weight |
52g |
Max Power Input |
100 mW |
Sensitivity |
110 dB @ 1kHz |
Replacement Pads |
HED 023 (one pair) |
10-3/8" (L) x 6-¼" (W) x 1/8" (H)
Size, Weight: |
8.5" W x 8.2" D x 1.7" H (21.5 cm x 20.8 cm x 4.4 cm), 3.1 lbs (1.5 kg) |
Color: |
Black epoxy paint with white legends |
Rack Mount: |
1/2 rack space wide, 1 rack space high, one or two modulators may be mounted in a single IEC rack space with RPK 005 (single) or RPK 006 (double) Rack Mount Kits |
Power Supply: |
Wall Transformer, 24 VAC, 50-60 Hz, 15VA North America: TFP 016, UL/CSA Europe: TFP 027-01, 2-pin Schuko plug, CE UK: TFP 027-02, 3-pin UK plug, CE |
Modulation: |
FM Wideband, +50 kHz deviation, 50 uS pre-emphasis |
Carrier Frequency: |
Channel A: Selectable, 2.3/2.8/3.3/3.8 MHz, Channel B: Selectable, 2.3/2.8/3.3/3.8 MHz |
Signal-to-Noise Ratio: |
More than 60dB |
Frequency Response: |
30 to 16,000 Hz, +1 dB, -3 dB, electrical response |
Total Harmonic Distortion: |
Less than 2%, electrical response |
Audio Processing: |
Compression (slope) adjustable from 1:1 or 2:1 Switchable compression gain: Moderate: 16dB. Max: 33dB |
Auto Carrier Shut-Off: |
15-minute timer shuts off carrier when no audio is present (can be disabled) |
Power Switch: |
Two-position push button, ON/OFF |
Power Indicator: |
Green LED |
Audio Level Controls: |
CHA and CHB Input Level, rotary knobs |
Audio Indicators: |
CHA and CHB Audio Level, 10-segment LED’s |
Carrier LEDs: |
4 green LED carrier “on" indicators per channel (indicates frequency, malfunctions) |
Compress Control: |
1:1 or 2:1 |
Input Mix LED: |
Indicates inputs A and B audio are mixed and transmitted by CHA and CHB off |
Stereo LED: |
Indicates stereo mode |
Phones Switch: |
Selects CH1 or CH2 for phones when not in stereo mode |
Phones Output: |
1/4" TRS headphone jack. Accepts stereo, mono and any impedance phones. |
Infrared Test LED: |
IR LED for receiver testing, monitoring and audio signal testing. |
Power Input: |
3-Pin Molex, 24 VAC, 50-60 Hz, 15 VA |
Audio Input Jack: |
CHA and CHB combination XLR/TRS jack |
Mic Level: |
Balanced, Lo-Z, 100 µV min. to 90 mV max., 1 mV nominal, 3kΩ input impedance, supplies switchable simplex power per DIN 45596 for condenser mics |
Line Level: |
Balanced or unbalanced, 21 mV min. to 10V max., 212 mV nominal, 100 kΩ |
Audio Line Output Jacks: |
RCA Jack, CHA and CHB, 500 mV, unbalanced, 100 Ω source impedance, load impedance must be greater than1 kΩ |
Configuration Switches: |
CHA and CHB 8-position DIP switch, selects Mic/Line input, compressor gain, simplex power, discrete or mixed inputs, carrier frequency, channel disable, auto shut-off timer |
Baseband Input Jack: |
BNC, allows mixing with additional MOD 232 Modulator (4CH operation), 100 mV, 50 Ω input impedance, use with MOD 232 or MOD 112 (111), BNC, RG-58 Cable |
Baseband Output Jack: |
Two BNC jacks carry baseband signal, 100 mV/channel, 50 Ω source impedance, for use with WIR TX9 or MOD 232 only |
Approvals: |
CE, FCC, RoHS, WEEE |
Operating Requirements: |
0-50º C ambient temperature, non-condensing, non-corrosive atmosphere |
Warranty: |
5 years on modulator* |
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 (0.91 m), allows receiver to be worn around the neck |
Operating Temperature: |
-10° C to +50° C |
Battery Type: |
2 x AA, alkaline (BAT 001-2) or NiMH (BAT 026-2) |
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: |
60 dB 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/cm2 for 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 |
Dimensions, Weight: |
11.25" W x 6.25" H x 2.125" D (28.6 cm x 15.9 cm x 5.4 cm), 1.9 lbs (0.9 kg) |
Color: |
Black with White legends, red acrylic lens (Available in white) |
Power Supply: |
Wall Transformer, 24 VAC, 50-60Hz, 35 VA, 3-pin MOLEX Connector North America: TFP 010, UL/CSA Europe: TFP 027-01, 2-pin Schuko plug, CE UK: TFP 027-02, 3-pin UK plug, CE Note: Each WIR TX9 requires its own power supply |
Power Cable: |
NEC Class 2 wiring, two-conductor, 18 ga, 200’ (61m) max. length |
Indicators: |
Green LED power indicator, red LED baseband indicator |
Carrier Frequency: |
50 kHz to 8 MHz |
Emitter IR Power: |
3.5 watts |
Coverage Area for each TX9: |
28,000 sq. ft. (2600 sq. m) in single channel mode when using the RX22-4 Receiver 18,000 sq. ft (1700 sq. m) in two channel mode when using the RX22-4 Receiver 11,000 sq. ft (1000 sq. m) in four channel mode when using the RX22-4 Receiver (22,000 ft2 with two TX9’s) 3,500 sq. ft (325 sq. m) in single channel mode when using the RX15-2 Receiver 3,063 sq. ft (285 sq. m) in single channel mode when using the RX18 Receiver (See coverage area diagrams) |
Baseband Input: |
BNC, 100 mV per carrier, 50 Ω, for use with WIR TX9, WIR TX90 or MOD 232 only |
Baseband Output: |
BNC, 50 Ω, for use with TX9 only |
Baseband Cable: |
RG 58 Coax, BNC connectors, maximum 1000’ (300m) length |
Operating Requirements: |
0-50º C ambient temperature, non-condensing, non-corrosive atmosphere |
Mounting Kits: |
Wall or Ceiling Mount: BKT 024 Omnidirectional mount, Mic Stand Kit: SS-11 or SS-6 |
Warranty: |
5 years on emitter, 90 days on accessories |
Approvals: |
CE, FCC, RoHS, WEEE |
Compatible Receivers: |
WIR RX22-4 Four-Channel Receiver, RX18 Two-Channel Receiver and RX15-2 Two-Channel Receiver |
WIR SYS 1 WHT SoundPlus® Pro Courtroom System
All Williams Sound headphones and earphones are compatible with this product.
Download/View | Name | Type | Language |
---|---|---|---|
WIR SYS 1 Specifications | Specifications | English | |
SoundPlus™ 2 and 4 channel Infrared Listening Systems | Manuals | English | |
Infrared Brochure - High Res | Brochures | English | |
Infrared Brochure - Low Res | Brochures | English |
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