- Description
Details
Listen's LR-100-072 Stationary RF Receiver/Power Amplifier is a stationary auditory assistance receiver with a built-in power amplifier. When used with a Listen transmitter, the LR-100 can deliver high quality audio for use in a variety of locations and applications -- most commonly with a wireless audio distributed system. This unit has Listen's signature Look&Listen LCD Display showing channel, lock, and battery level. A security cover protects auxiliary and receiver volume, adjustable squelch and trim controls. It has an balanced or unbalanced speaker wire output options. Multiple input options give this unit great flexibility. It's powered by a 15 VAC/1000mA power input or 12 VDC battery. An antenna is needed for reception.
- Features
Features
- Superior audio quality – 80 dB signal-to-noise ratio (SNR), setting the industry’s sound quality standard
- 57 channels
- 100 % Digital – Listen receivers are digitally-tuned so the transmission won’t drift
- Limited Lifetime Warranty with hassle-free support
- Programmability – Unneeded channels can be locked so this receiver will access only one or more channels of your choice
- Look & Listen LCD shows channel, battery status, signal strength and programming information
- Uses standard alkaline or nickel-metal hydride (NiMH) batteries
- Built in SmartCharge won’t allow batteries to overcharge. Charging circuitry is conveniently built into Listen’s receivers
- Drop in charging contacts for any of Listen’s many charging cases or a charging plug on the side of the unit
- Adjustable squelch control
- Selectable audio output
- Multiple input options
- Remote control capabilities
- Optional 12 VDC input
- Many accessory options make Listen products ideal for a wide range of applications
- Specification
Audio Frequency Response System: 50 Hz - 15 kHz (±3 dB) Input to Output: 25 Hz to 20 kHz (±3 dB) Signal-to-Noise Ratio 80 dB SQ enabled, 60 dB SQ disabled (A Weighted) Distortion <2% total harmonic distortion (THD) at 80% deviation Input/s One (1) female XLR-1/4 in combo connector, balanced, 0 dBu nominal input level adjustable, Controls User Controls Front: Power, test tone on/off, channel up/down, input levels, mix level, contour, monitor volume Programming Unit can be programmed so only desired channels are displayed to the user, Indicators VU Meter Four (4) LED (three green, one red) Power LED Indicated by a green LED when on (front panel) RF Power Indicated on the LCD (low, mid, high) LCD Channel designation, lock status, RF power level, programming (front panel) Squelch Green LED illuminates when the unit is squelched Mute Green LED illuminates when the output audio is muted RF Frequency Range 72.025 - 75.950 MHz Number of Channels 17 wide band, 40 narrow band Frequency Accuracy ± .005% stability +32 ºF to +122 ºF (0 ºC to +50 ºC) Sensitivity .6uV typical, 1 uV maximum for 12 dB SINAD Antenna Type LA-123 90° Helical Antenna (72 MHz) Antenna Connector BNC Output/s (1) male XLR, balanced, 0 dBu nominal output level, +16 dBu maximum, impedance 2k/10 Ohms (line/mic) Power Specifications Power Supply Type In line power supply, Listen part number LA-201 Power Supply Input 120 VAC, 60 Hz, 19 Watts Power Supply Output 15 VAC, 1 Amp Power Supply Connector 0.02" (5 mm) OD, 0.01" (2.5 mm) ID, barrel type Optional Battery 12VDC, connected via terminal block Optional Battery Charging Trickle charge of optional 12VDC battery through terminal block connection 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 RF FCC Part 15, Part 90, Industry Canada Power Supply Compliance UL Listed Physical Color Dark Grey with white silk screening Rack Mounting 1 rack space height, 1/2 rack space wide, 1 or 2 receivers can be mounted in 1 rack space Dimensions (H x W x D) 1.75" (45 mm) x 8.50" (216 mm) x 9.13" (232 mm) Unit Weight with Power Supply 4.2 lbs (1.9 kg) Weight 2.8 lbs (1.3 kg) Shipping Weight 7.0 lbs (3.2 kg) - In The Box
In The Box
- (1) LR-100-072 Stationary RF Receiver/Power Amplifier (72 MHz)
- (1) LR-100 manual
- (1) LA-201 15 VAC Power Supply
- (1) LA-123 90° Helical Antenna (72 MHz)
- (1) Hex Wrench
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