Currently not in stock: Please contact our sales team for product availability and lead times. Thanks to our strong supplier relationships our lead times are some of the quickest in the industry, giving us full confidence that we can still fulfil your requirements on back-order quicker than any competitor.
1 unit in stock: We currently have 1 unit in stock.
2 units in stock: We currently have 2 units in stock.
3 units in stock: We currently have 3 units in stock.
4 units in stock: We currently have 4 units in stock.
5 units in stock: We currently have 5 units in stock.
6 units in stock: We currently have 6 units in stock.
7 units in stock: We currently have 7 units in stock.
8 units in stock: We currently have 8 units in stock.
9 units in stock: We currently have 9 units in stock.
10 units in stock: We currently have 10 units in stock.
11-20 units in stock: We currently have between 11-20 units in stock.
21-30 units in stock: We currently have between 21-30 units in stock.
31-40 units in stock: We currently have between 31-40 units in stock.
41-50 units in stock: We currently have between 41-50 units in stock.
51-75 units in stock: We currently have between 51-75 units in stock.
76-100 units in stock: We currently have between 76 and 100 units in stock.
101+ units in stock: We currently have at least 101 units in stock.
201+ units in stock: We currently have at least 201 units in stock.
301+ units in stock: We currently have at least 301 units in stock.
401+ units in stock: We currently have at least 401 units in stock.
501+ units in stock: We currently have at least 501 units in stock.
...
If you place your order and we've not got a product in stock, a member of the sales team will contact you with our supplier lead times or to find an alternative.
Please call the sales team on 01525 850085 or email sales@leisuretec.co.uk if you have any questions.
Wireless Microphone Systems
We do our best to keep healthy stocks across the many Wireless Microphone System SKUs but in the rare case where we don't have your required system in stock, please contact our sales team as we can often make your product to order by borrowing the system components (transmitters, receivers or mics) from other stocked systems.
Shopping Basket
The product has been added to your basket
Main Features
The only product of its kind that provides complete, gap-less coverage in small- to mid-size spaces
Up to four radiators can be added to the LT-84 system providing additional coverage up to 2,787 m2 (30,000 ft2)
Single-cable CAT-5e provides power and audio signal for ease of setup
Simple installation with the included mounting hardware
The LA-141 Expansion Radiator (Pat. 9,712,246) from Listen Technologies expands on the functionality and coverage area of the LT-84 Infrared Transmitter/Radiator combo system, giving users and clients an uninterrupted, high-performance listening experience.
Up to four (4) LA-141 Expansion Radiators can be added to the LT-84 system, providing additional coverage up to 2,787 m2 (30,000 ft2) with LR-4200-IR/LR-5200-IR receivers or 697 m2 (7,500 ft2) with LR-42/LR-44 receivers in single-channel mode. A single CAT-5e cable provides both power and signal to the radiators, and the included mounting hardware and single-cable design make installation and setup a breeze.
Product Features
The only product of its kind that provides complete, gap-less coverage in small- to mid-size spaces
Up to four radiators can be added to the LT-84 system providing additional coverage up to 2,787 m2 (30,000 ft2)
Single-cable CAT-5e provides power and audio signal for ease of setup
Simple installation with the included mounting hardware
Product Specifications
Audio
System Distortion: < 2% (THD) System Specification (wireless end-to-end with LR-44)
System Signal to Noise Ratio (A-Weighted): > 60 dB (SNR) System Specification (wireless end-to-end with LR-44)
System Frequency Response: 63 Hz - 15 kHz (+/- 3 dB) System Specification (wireless end-to-end with LR-44)
Controls
Indicator Lights On/Off Switch: Two (2) position switch - Indicator Lights OFF, Indicator Lights ON
Delay Compensation: Four (4) position rotary switch setting (0, 1, 2, 3)
Indicators
RJ-45 Amber LED: Solid Amber indicates carrier is present and IR is being transmitted
RJ-45 Green LED: Solid Green indicates power is applied to unit
Power Save Mode: Carrier will shut off when no audio is present for 15 minutes on both channels
to preserve radiator life.
Expansion Link Output: One (1) RJ-45 connector - Provides RF Signal and Power to one additional LA-141.CAT-5e cable 24 AWG, 100 ft. (30 m) maximum cable length, two (2) LA-141s per daisy chain (total daisy chain cannot extend beyond two expansion radiators)
Expansion Link Input: One (1) RJ-45 connector - Receives RF Signal and Power from LT-84
IR
Coverage Area: 30,000 ft² (2787 m²) single channel with LR-4200-IR/LR-5200-IR receivers or
7,500 ft² (697 m²) single channel with LR-42/LR-44 receivers
IR Emitter Power: 1.49 W
Power
Power Supply: 12 VDC, Provided via LT-84 Expansion Link Output RJ-45s
Current Draw: 600 mA per LA-141, maximum of two (2) LA-141s daisy chained with CAT-5e cable 24 AWG 100 ft. (30 m) to each LT-84 Expansion Link Output
Physical
Colour: Black with White Silk Screening
Shipping Weight: 3.0 lbs. (1.4 kg)
Mounting: Can be mounted on a wall, ceiling, or table with provided hardware (screws and hollow wall anchors not provided). Optional LA-347 Wall Box Mounting. Plate is available for mounting to a standard single gang electrical box.
Dimensions: (H x W x D) 1.5 x 10.7 x 4.1 in. (3.81 x 27.2 x 10.5 cm)
Unit Weight: 0.6 lbs. (0.3 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
We use cookies to provide website functionality and to analyse traffic on our website. We (and our service providers) use small text files called cookies and similar technology on your device. These cookies do not reveal your identity, web use or other behaviour. Our Cookie Statement provides more information and explains how to update your cookie settings. View our cookies policy. By clicking 'Accept All Cookies', you agree that this site using cookies. If you do not want cookies to be used, you can click the "Decline All Cookies" button, but it may have an impact on the way you experience our website and others.
