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Williams Sound SoundPlus Infrared Transmitter WIR TX90 Specification page 2

Infrared transmitter
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SoundPlus® Infrared Transmitter
WIR TX90 Transmitter:
Dimensions, Weight:
Power Supply:
Power Cable:
Modulation:
Carrier Frequency:
Emitter IR Power:
Coverage Area:
Signal-to-Noise Ratio:
Frequency Response:
Total Harmonic Distortion:
Compression:
Auto Carrier Shut-Off:
Fig. 1:  TX90 Bottom View:
Power Indicator:
Audio Volume Level
Audio Indicators:
Carrier LEDs:
Phones Output:
Application Preset:
Tone Control:
* 90 days on accessories.
11.25" W x 6.25" H x 2.125" D (28.6 cm x 15.9 cm x 5.4 cm), 1.8 lbs (0.8 kg)
Color:
Black with white legends, black acrylic lens (Available in white)
Wall Transformer, 24 VAC, 50-60 Hz, 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
NEC Class 2 wiring, two-conductor, 18 ga., 200' (61m) max. length
FM Wideband, +50kHz deviation max., 50uS pre-emphasis
Channel A: Selectable, 2.3/2.8 MHz,
Channel B: Selectable, 3.3/3.8 MHz
3.5 watts
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
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)
>75 dB, +3dB
80 to 15,000 Hz, electrical response
Less than .2%, electrical response at 1kHz
Music preset 1:1, Voice preset 1.5:1, Hearing Assist preset 2:1
20 minute timer shuts off carrier when no audio is present
Red LED
CHA and CHB Input Level, press to select, 28 dB adjustable range
Controls:
CHA and CHB Audio Level, yellow LED, flash
2 green LED carrier "on" indicators
3.5mm TRS headphone jack. CH A tip, CH B ring on jack, 32 ohm headphone (min)
Music, Voice, Hearing Assist. Frequency response; Music: Flat; Voice: Mid-range boost; Hearing Assist:
High frequency boost
Press to select, 21 dB adjustable range (1 kHz between low boost/hi-cut and low cut/hi boost).

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