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© 2012, Williams Sound, LLC MCAT 155C
WIR RX22-4 Receiver
Mid-range Infrared System
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 (.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) or NiMH (BAT 026)
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:
60dB 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, ashes 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
RX22-4 FRONT
RX22-4 TOP
ON/OFF
VOLUME SWITCH
A137
EARPHONE
JACK
"ON"
INDICATOR
CHANNEL
SELECTOR
OFF