Assistive Listening : Related Assistive Listening Products : Listen Technologies Corporation - LT-800-072-P1

Stationary RF Transmitter Package 1 (72 MHz)

Model: LT-800-072-P1

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 eight (8) simultaneous channels on 72 MHz with multiple transmitters
Limited Lifetime Warranty

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Tech Specs

The Listen LT-800-072 Stationary RF Transmitter with its outstanding audio quality, packaged with the LA-106 Telescoping Top Mounted Antenna, and LA-304 Assistive Listening Notification Signage Kit can be used in a variety of assistive listening applications. The LT-800 connects to your main audio system to broadcast a high quality audio signal to portable or stationary receivers. Your audience will hear and understand your audio better.

Includes: One (1) LT-800 Stationary RF Transmitter (72 MHz), One (1) LA-207 Power Supply for LT-800, One (1) Line Cord, One (1) Quick reference card, One (1) LA-106 Telescoping Top Mounted Antenna (72 MHz), One (1) LA-304 Assistive Listening Notification Signage Kit.

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 eight (8) 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

Frequency Response: 50 Hz - 15 kHz (±3 dB)
Distortion: <2% total harmonic distortion (THD) at 80% deviation
Signal-to-Noise Ratio: SQ enabled 80 dB, SQ disabled 60 dB
Audio Processing: Compression can be turned on/off, slope internally adjustable from 1:1 to 4:1, default 2:1
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
Contour: Cuts and boosts frequencies above 5 kHz
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
Internal Adjustments: Compression ratio for audio processor
User Controls: Front Panel - Power, test tone on/off, channel up/down, input levels, mix level, contour, monitor volume control. Rear Panel - Input 1 Level, (Line, Mic, Mic-Phantom Power), Input 2 level (-10 / +10 dBu), RF power level (low, mid, high)
Programming: SQ on/off, process on/off, channel lock
Audio Input Status LEDs: Indicates Input 1, Input 2, and Mix audio levels; 10 segment LED's (8 green, 2 red)
RF Power: Indicated on the LCD (low, mid, high)
Processing: Indicated by a green LED when on (front panel)
LCD: Channel designation, lock status, RF power level, programming (front panel)
Test Tone: Red LED illuminates when test tone is enabled.
Frequency Accuracy: ± .005% stability +32º to +122 ºF (0º to +50 ºC)
Number of Simultaneous Transmitters: 6
Number of Channels: 17 wide band, 40 narrow band
Antenna Type: Various antennas available
Frequency Range: 72.025 - 75.950 MHz
Transmission Range: Up to 1,500 ft. (457 m)
Output Power: 80,000 uV at 3 m
Transmitter Stability: 50 PPM
Antenna Connector: BNC
Compliance: UL, CE, GS, TÜV, RoHS
Power Supply Input: 100-240 VAC, 50-60 Hz, 0.4 A
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 connector: 0.02 in (5.0 mm) OD, 0.01 in. (2.5 mm) ID, barrel type
Power Supply Output: 12 VDC, 1.3 A, 15.6 W
Width: 8.50 in. (21.5 cm)
Depth: 9.13 in. (23 cm)
Height: 1.75 in. (4.5 cm)
Color: Dark Grey with white silk screening
Weight: 2.6 lbs. (1.2 kg)
Unit Weight with Power Supply: 3.5 lbs. (1.6 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)
Shipping Weight: 6.0 lbs. (2.7 kg)
Temperature - Storage: -20 ºC (-4 ºF) to +50 ºC (122 ºF)
Temperature - Operation: -10 ºC (14 ºF) to +40 ºC (104 ºF)
Relative Humidity: 0 to 95% relative humidity, non-condensing
Safety: RoHS
RF: FCC Part 15, Part 90, Industry Canada

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