| Model: WIR SYS 91V WHT Specifications |
| HED 021 |
| 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) |
| WIR RX15-2 |
| Receiver Style |
Headset |
| Earpad Size |
2.5" (6.5 cm) diameter, adjustable headband |
| Weight |
5.5 oz (155g) without batteries |
| Color and Material |
Black, plastic |
| Operating Range |
Up to 3,500 ft2 (325 m2) when using a single WIR TX9 Emitter |
| Battery Type |
AAA Alkaline batteries (BAT 010) |
| Battery Life |
Alkaline: 80 hours |
| Battery Drain |
12 mA, nominal |
| Controls |
ON/OFF switch
(2) Thumbwheel volume control knob, left and right
(1) Frequency slide-button selector, 2.3 MHz or 2.8 MHz Monitor button = mutes audio |
| Indicator |
LED - Power: RED = 2.3 MHz; GREEN = 2.8 MHz |
| Frequency Response |
30 Hz – 20 kHz |
| Signal-to-Noise Ratio |
60 dB (IEC weighted) |
| Magnetic Field Strength |
1.9 A/M 9per CFR 68.316) |
| Deviation |
FM wideband modulation |
| Acoustic Output |
118 dB MAX SSPL90, +/- 1 dB with 6 cc coupler |
| Approvals |
CE, RoHS, WEEE |
| Warranty |
2-year warranty (excludes physical damage) |
| WIR RX22-4 |
| 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, 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 |
| WIR TX90 |
| Dimensions |
11.25" W x 6.25" H x 2.125" D (28.6 cm x 15.9 cm x 5.4 cm) |
| Weight |
1.8 lbs (0.8 kg) |
| Color |
Black with white legends, black acrylic lens (optional white enclosure available) |
| 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 |
| Power Cable |
NEC Class 2 wiring, two-conductor, 18 ga., 200' (61m) max. length |
| Modulation |
FM Wideband, +50kHz deviation max., 50uS pre-emphasis |
| Carrier Frequency |
Channel A: Selectable, 2.3/2.8 MHz
Channel B: Selectable, 3.3/3.8 MHz |
| Emitter IR Power |
3.5 watts |
| Coverage Area |
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 |
| Signal-to-Noise Ratio |
>75 dB, +3dB |
| Frequency Response |
80 to 15,000 Hz, electrical response |
| Total Harmonic Distortion |
Less than .2%, electrical response at 1kHz |
| 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 |
| TX90 Bottom View |
| Power Indicator |
Red LED |
| Audio Volume Level Controls |
CHA and CHB Input Level, press to select, 28 dB adjustable range |
| Audio Indicators |
CHA and CHB 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). |
| TX90 Back Panel |
| Power Input |
3-Pin Molex, 24 VAC, 50-60 Hz, 35 VA |
| Audio Input Connector |
CH A and CH B, 3 wire Phoenix |
| Input Level |
Balanced or unbalanced, 316 mVRMS (-10dBV) nominal, 5.7k input impedance; max input (over volume range) -21 to +7 dBV. |
| 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 (+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-11 or 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 RX15-2 Two-Channel Receiver
WIR RX18 Two-Channel Receiver |