Combining a compact, stylish design with outstanding coverage and simple setup, the LA-140 IR Radiator/Emitter from Listen Technologies is an expandable option for any infrared assistive listening application.

Two LA-140 units can be mounted together horizontally or vertically, doubling the power of your system without taking up an excessive amount of space. Additionally, two units can be powered by a single LT-82 transmitter or optional power supply with standard CAT-5 cable, making setup and installation simple.

Each unit includes hardware for mounting on wall, ceiling, desk, mic stand or tripod, making the LA-140 an incredibly versatile choice for nearly any IR assistive listening system.

With a compact design and availability in either white or grey, the LA-140 IR Radiator/Emitter from Listen Technologies is a discreet and dependable choice.

Includes:

• One (1) LA-140 Stationary IR Radiator
• One (1) Mounting hardware (allows for wall, ceiling, desk, mic stand and tripod mounting)
• Twenty-five (25) ft. (7.6 m) of coax cable, matched colour
• Twenty-five (25) ft. (7.6 m) of CAT-5 cable, matched colour
• One (1) Quick Reference Card

Up to two LA-140 radiators can be powered by one LT-82. If additional power is required, order an additional power supply.

Controls

• User Controls: Termination Switch, Delay Compensation Switch, Indicator LEDs on/off, Compatibility Switch

Indicators

• Red LED: Indicates power is present.
• Yellow LED: Indicates no connection to transmitter or radiator.
• Green LED: Indicates carrier and power are present and radiator is emitting IR signal.

RF

• Frequency Range: 1 MHz - 5 MHz
• Input/s: BNC Connection. -25 dBm to -5 dBm input nominal
• Output/s: BNC Connection. -15 dBu nominal
• Coverage Area: 10,000 ft² (929 m²) when used with Listen Receivers

Power

• Power Supply Input: RJ-45 connector. 30 VDC, powered from transmitter via CAT-5 cable or optional LA-205 power supply.
• Power Supply Output: RJ-45 connector. 30 VDC, powers up to one additional radiator. (Maximum two radiators powered from each LT-82 transmitter or LA-205 power supply)
• Emitter Power: 3 W
• Cable Length: 250 ft. with (1) LT-82 and (2) LA-140 or 700 ft. with (1) LT-82 and (1) LA-140.

Physical

• Width: 8.00 in. (203 mm)
• Height: 5.50 in. (140 mm)
• Depth: 2.60 in. (66 mm)
• Colour: LA-140-GY (Grey), LA-140-WH (White)
• Shipping Weight: 6.0 lbs. (2.70 kg)
• Mounting: Radiator can be mounted on a wall, on a ceiling, in a corner, on a desk, on a mic stand or on a tripod. Wall box mounting plate fits a standard single gang electrical box.
• Weight: 2.1 lbs. (0.95 kg)
• Weight (Loaded): 2.4 lbs. (1.09 kg)

Environmental

• Temperature - Operation: -14 °F (-10 °C) to +104 °F (40 °C)
• Temperature - Storage: -4 °F (-20 °C) to +122 °F (50 °C)
• Relative Humidity: 0 to 95% relative humidity, non-condensing

Compliance

• Standards: FCC Part 15, Industry Canada, CE, RoHS