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*

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