Specifications - WIR TX90 DC
NOTE: Specifications subject to change without notice.
Visit our website for the latest specifications and publications: www.williamssound.com
Dimensions, Weight:
11.25” W x 6.25” H x 2.125” D (28.6 cm x 15.9 cm x 5.4 cm), 1.8 lbs (0.8 kg)
Color:
Black with white legends, black acrylic lens (optional white enclosure available)
Power Supply:
Desktop-style, universal power supply.
Input: 100-240 VAC, 50/60 Hz, 0.6 A. Line cord specified by country of use.
Output: 24 VDC, 1.0 A, 25 W. Barrel connector.
50 ft DC power supply extension cable available (WCA 123).
Modulation:
FM Wideband, +50 kHz deviation max., 50 uS pre-emphasis
Carrier Frequency:
Channel A: Selectable, 2.3/3.3 MHz,
Channel B: Selectable, 2.8/3.8 MHz
Emitter IR Power:
3.5 W
Coverage Area:
30,000 sq. ft. (2,787 sq. m) in single channel mode when using the RX22-4 Receiver
19,000 sq. ft (1,765 sq. m) in two channel mode when using the RX22-4 Receiver
11,000 sq. ft (1,022 sq. m) in four channel mode when using the RX22-4 Receiver
3,350 sq. ft (311 sq. m) in single channel mode when using the RX18 Receiver
Signal-to-Noise Ratio:
>75 dB, +3 dB
Frequency Response:
80 to 15,000 Hz, electrical response
Total Harmonic Distortion:
Less than 0.2%, electrical response at 1 kHz
Compression:
Music preset 1:1, Voice preset 1.5:1, Hearing Assist preset 2:1
Auto Carrier Shut-Off:
20 minute timer shuts off carrier when no audio is present
Power Indicator:
Red LED
Audio Volume Level
Controls:
CH A and CH B Input Level, press to select, 28 dB adjustable range
Audio Indicators:
CH A and CH B Audio Level, yellow LED, flash
Carrier LEDs:
2 green LED carrier “on” indicators
Phones Output:
3.5mm TRS headphone jack. CH A tip, CH B ring on jack, 32 ohm headphone (min)
Application Preset:
Music, Voice, Hearing Assist. Frequency response; Music: Flat; Voice: Mid-range boost; Hearing Assist: High
frequency boost
Tone Control:
Press to select, 21 dB adjustable range (1 kHz between low boost/hi-cut and low cut/hi boost).
Power Input:
24 VDC, 0.8 A, 25 W
Audio Input Connector:
CH A and CH B, 3 wire Phoenix
Input Level:
Balanced or unbalanced, 316 mVRMS (-10 dBV) nominal, 5.7 k Ω input impedance; max input (over volume range) -21
to +7 dBV.
Baseband Output:
BNC, 50 Ω, for use with TX9 or TX9 DC only
Baseband Cable:
RG 58 Coax, BNC connectors, maximum 1000 ft. (300 m) length
Operating Requirements:
0-50º C (+32 °F to 122 °F) ambient temperature, non-condensing, non-corrosive atmosphere
Mounting Kits:
Wall or Ceiling Mount: BKT 024 Omnidirectional mount. Optional: Tripod Stands SS-6.
Warranty:
5 years on transmitter (90 days on accessories)
Approvals
CE, FCC, RoHS, WEEE
Compatible Receivers:
WIR RX22-4 Four-Channel Receiver
WIR RX18 Two-Channel Receiver
Notes Specifications: Single end input, volume & tone controls at mid point, 1 kHz,
“Music” Preset
14
WIR TX9 DC Emitter, WIR TX90 DC Transmitter
