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Listen Technologies LS-42-072 Listen Essentials Level II Stationary RF System, LT-803-072 Transmitter, 4x LR-200-072 Receiver, LA-326 Universal Rack, 72 MHz
SKU: LTLS42072
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When regular use of your product over time results in mechanical or electrical failure.
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Listen Technologies LS-42-072 Specifications
Includes
Includes
Jump to...Additional Included Items
LA-326 Universal Rack Mounting Kit Including (Left Side Bracket + Right Side Long Bracket + Right Side Short Bracket + Dual Mount Center Bracket + 10x Machine Screws)
Additional Included Items (Contd.)
LA-122 Universal Antenna Kit (72 MHz) Including (Grounding Base + Mounting Bracket + Wall/Electrical Box Mounting Plate + Shorting Plate + Antenna Module + Coaxial Cable (25'/7.6m) (Terminated with BNC Connectors on Both Ends) + 2x Telescoping Antennae (72 MHz) + 2x Flexible Antenna (72 MHz) + 2x Hex Kep Nuts + 2x Fiber Washer + 4x Machine Screw (#8-32 x3/4") + 4x Tapping Screw (#8-1/2") + 4x Dry Anchors)
Transmitter: Audio
Jump to...Frequency Response
50 Hz - 15 kHz ( +/-3 dB)
Signal-to-Noise Ratio
62 dB (A-Weighted)
Audio Input 1
Rear panel, one (1) Female XLR and 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
Contour
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) 0.14" (3.5mm). stereo connector, unbalanced, adjustable output level, +3 dBu maximum, impedance 10 ohm
Transmitter: Controls
Jump to...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)
Internal Adjustments
Compression ratio for audio processor
Programming
Process on/off, channel lock
Transmitter: Indicators
Jump to...LCD
Channel Designation, lock status, RF power level (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 tone is enabled
RF Power
Indicated on the LCD (low, mid, high)
Transmitter: RF
Jump to...Frequency Range
(A) 72.100, (E) 72.900, (H) 75.900
Number of Channels
3 wide band
Frequency Accuracy
+/- .005% stability 32 to 122 Degree F (0 to 50 Degree C)
Antenna Type
Various antennas available
Transmitter Stability
50 PPM
Transmission Range
Up to 1000' (305m)
Antenna Connector
BNC
Output Power
80,000 uV at 3 m
Transmitter: Power
Jump to...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
5.0 mm (0.02 in.) OD, 2.5 mm (0.01 in.) ID, barrel type
Compliance
UL, CE, GS, TUV, RoHS
Transmitter: Environmental
Jump to...Temperature - Operation
14 Degree F (-10 Degree C) to 104 Degree F (+40 Degree C)
Temperature - Storage
-4 Degree F (-20 Degree C) to 122 Degree F (+50 Degree C)
Relative Humidity
0 to 95% relative humidity, non condensing
Transmitter: Compliance
Jump to...RF
FCC Part 15, Part 90, Industry Canada
Transmitter: physical
Jump to...Color
Dark Gray with white silk screening
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)
Compatibility
LA-130, LR-200-072
Dimensions (W x H x D)
8.50 x 1.75 x 9.13" (21.5 x 4.5 x 23cm)
Weight
Without Power Supply: 2.6 lb (1.2kg)
With Power Supply: 4.5 lb (2.0kg)
Receiver: Audio
Jump to...Frequency Response
50 Hz - 15 kHz ( +/-3 dB)
Signal-to-Noise Ratio
62 dB (A Weighted)
Distortion
< 2% total harmonic distortion (THD) at 80% deviation
Outputs
One (1) 0.14" (3.5mm) connectors, unbalanced, 0 dBu nominal output level, 16 mW maximum, impedance 32 ohm
Receiver: Controls
Jump to...User Controls
ON/OFF, volumeSet Up: Alkaline/NiMH batteries, channel switch Manually lockable door
Receiver: Indicators
Jump to...LCD
None
LEDs
Red, illuminated when unit is on or to indicate charging, flashes when batteries are low
Receiver: RF
Jump to...Number of Channels
Three (3) Wide Band - (A) 72.100, (E) 72.900, (H) 75.900
Sensitivity
.6uV typical, 1 uV maximum for 12 dB sinad
Frequency Accuracy
+/- .005% stability 32 to 122 Degree F (0 to 50 Degree C)
Squelch
None
Antenna Type
Uses earphone cable
Receiver: Power
Jump to...Power Supply
I/P 120VAC; O/P 7.5VDC 250 mA, drop in contact points for use with charging cases, power supply not included (LA-202)
Power Supply Connector
2.3mm OD by 0.7mm ID, barrel type connector 7.5 VDC, center positive < 250mA, drop in contact points for use with Listen charging cases
Battery Type
Two (2) AA batteries, alkaline or NiMH
Battery Life
120 hours alkaline (LA-361), 75 hours NiMH rechargeable (LA-362)
Battery Charging Time
Fully automatic, 10-12 hours under normal use
Receiver: Environmental
Jump to...Temperature - Operation
14 Degree F (-10 Degree C) to 104 Degree F (+40 Degree C)
Temperature - Storage
-4 Degree F (-20 Degree C) to 122 Degree F (+50 Degree C)
Relative Humidity
0 to 95% relative humidity, non-condensing
Power Supply Compliance
RoHS, WEEE, UL, PSE, CE, CUL, TUV, CB compliant
Receiver: Compliance
Jump to...RF
FCC Part 15, Industry Canada, RoHS
Receiver: Physical
Jump to...Color
Dark Gray with white silk screening and dark lens
Compatibility
LT-803-072-01, LA-208, LA-904, LA-902, LA-901
Dimensions (H x W x D)
4.25 x 2.75 x 1.50" (10.8 x 7.0 x 3.8cm)
Weight
Without Batteries: 3.1 oz (88g)
With Batteries: 5.2 oz (147g)
About Listen Technologies LS-42-072
The Listen Essentials Level II Stationary RF System expands on the capabilities of our most basic system by expanding the range to cover up to 457.2 m (1,500 ft.) affordably.
The included transmitter features universal inputs compatible with most audio sources, and the choice of three (3) broadcast frequencies makes it easier to set up and fine tune. Digital tuning ensures that the included receivers won't drift off channel, guaranteeing a strong connection for a more enjoyable listening experience.
The LS-42 is available for the 72 MHz band only.
Listen Technologies LS-42-072 Features
- Low priced solution for meeting your installed assistive listening needs
- Three (3) frequencies makes it simple to install, manage and use
- 100 % Digital - Listen receivers are digitally-tuned so the transmission won't drift
- Long transmission range ensures coverage for the entire venue
Key Features
- Low priced solution for meeting your installed assistive listening needs
- Three (3) frequencies makes it simple to install, manage and use
- 100 % Digital - Listen receivers are digitally-tuned so the transmission won't drift
- Long transmission range ensures coverage for the entire venue
What's in the box:
- LT-803-072 3-Channel RF Transmitter (72 MHz)
- 4x LR-200-072 Standard 3-Channel RF Receiver (72 MHz)
- 4x LA-164 Ear Speaker
- 2x LA-166 Neck Loop
- LPT-A107-B Dual RCA to Dual RCA Cable (6.6'/2m)
- 8x LA-361 High Capacity AA Alkaline Batteries
- Assistive Listening Notification Signage Kit Including (Hard Plaque + Static Cling Window Sticker)
- (See Specification Section for Additional Included Items)
- Listen Technologies Lifetime Limited Warranty