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Listen Technologies LT-800 Stationery Transmitter
SKU: 578
List Price: $724.00
Our Price: $649.00
Your Savings: $75.00
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Overview

Thanks to its outstanding audio quality, the Listen LT-800 Stationary Transmitter can be used in a variety of applications. The LT-800 connects to your main audio system, to broadcast a high quality audio signal to belt pack receivers or stationary receivers. The end result – your audience can hear and understand the presentation better because of improved speaker placement or because they have their own belt pack and headset. The signature Look & Listen™ LCD shows channel, lock, programming and RF power.

 

HIGHLIGHTS: 

  • Superior audio quality – 80 dB signal-to-noise ratio (SNR), setting the industry’s sound quality standard

  • 57 selectable channels

  • 100% Digital – Listen transmitters are digitally-tuned so the transmission won’t drift

  • Up to six (6) simultaneous channels on 72 MHz with multiple transmitters

  • Limited Lifetime Warranty

  • Look & Listen™ LCD shows channel, channel lock, and programming information

  • Balanced/Unbalanced Inputs – interface with any audio source on the market

  • Designed for installation – rack mountable with optional remote antennas make installation easy and service reliable

  • Auto Processor – to condition the audio for voice/music prior to transmission

  • VU level meter and test tone – simply makes the installation easier to set-up

  • 30-day no obligation demonstrations available

  • Many accessory options make Listen products ideal for a wide range of applications

 

SPECIFICATIONS:

Audio 

Frequency Range

50 Hz - 15 kHz (±3 dB)

Signal-to-Noise Ratio

SQ enabled 80 dB, SQ disabled 60 dB

Audio Input  1

Rear panel, one (1) Female XLR or 1/4 in combo connector, balanced, 0 / -55 dBu (line/mic) nominal input level adjustable, -30 / +21 dBu (line/mic) maximum input level, impedance 20k / 1k ohm (line/mic), phantom power +12 VDC

Audio Input 2

Rear panel, two (2) phono connectors, unbalanced, -10 / +10 dBu nominal input level adjustable, +30 dBu maximum, impedance 100k ohm

Audio Processing

Compression can be turned on/off, slope internally adjustable from 1:1 to 4:1, default 2:1

Countour

Cuts and boosts frequencies above 5 kHz

Distortion

< 2% total harmonic distortion (THD) at 80% deviation

Audio Output

Input 1 and input 2, mixed output (rear panel), two (2) phono connectors, unbalanced, -10 dBu nominal output level, +15 dBu maximum, impedance 10 ohm

Headphone Output

Front panel, one (1) 3.5 mm (0.14 in.) stereo connector, unbalanced, adjustable output level, +3 dBu maximum, impedance 10 ohm

Controls 

User Controls

Front Panel: Power, test tone on/off, channel up/down, input levels, mix level, contour, monitor volume controlRear Panel: Input 1 Level, (Line, Mic, Mic-Phantom Power), Input 2 level (-10 / +10 dBu), RF power level (low, mid, high)

Internal Adjustments

Compression ratio for audio processor

Programming

SQ on/off, process on/off, channel lock

Indicators 

LCD

Channel designation, lock status, RF power level, programming (front panel)

Audio Input Status LEDs

Indicates Input 1, Input 2, and Mix audio levels; 10 segment LED's (8 green, 2 red)

Processing

Indicated by a green LED when on (front panel)

Test Tone

Red LED illuminates when test is enabled

RF Power

Indicated on the LCD (low, mid, high)

RF  

Frequency Range

72.025 - 75.950 MHz

No. of Channels

17 wide band, 40 narrow band

Frequency Accuracy

± .005% stability +32º to +122 ºF (0º to +50 ºC)

Antenna Type

Various antennas available

Transmitter Stability

50 PPM

Transmission Range

Up to 305 m (1,000 ft.)

Antenna Connector

BNC

Output Power

80,000 uV at 3 m

No. of Simultaneous Transmitters

6

Power 

Power Supply

In line power supply, Listen part number LA-207 (Line cord is determined by the each Country's AC power standards)

Power Supply Input

100-240 VAC, 50-60 Hz, 0.4 A

Power Supply Output

12 VDC, 1.3 A, 15.6 W

Power Supply Connector

0.02 in (5.0 mm) OD, 0.01 in. (2.5 mm) ID, barrel type

Compliance

UL, CE, GS, TÜV, RoHS

Physical 

Dimensions (H x W x D)

1.75 in. (4.5 cm) x 8.5 in. (21.5 cm) x 9.13 in. (23 cm)

Color

Dark Grey w/ white silk screening

Unit Weight w/ Power Supply

3.5 lbs. (1.6 kg)

Shipping Weight

6.0 lbs. (2.7 kg)

Rack Mounting

One (1) rack space height, 1/2 rack space wide. One (1) or two (2) transmitters can be mounted in one rack space, optional rack mount (LA-326)

Weight

2.6 lbs. (1.2 kg)

 Environmental 

Temperature – Operation

-10 ºC (14 ºF) to +40 ºC (104 ºF)

Temperature – Storage

-20 ºC (-4 ºF) to +50 ºC (122 ºF)

Relative Humidity

0 to 95% relative humidity, non condensing

Compliance

Safety

RoHS

RF

FCC Part 15, Part 90, Industry Canada

 

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Manufacturer: Listen Technologies

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