Drahtlose Signalverarbeitung : Beltpack Empfänger & Sender : Listen Technologies - LR-300-072

Portable Digital RF Receiver (72 MHz)

Series: FM

Model: LR-300-072

Superior audio quality - 80 dB signal-to-noise ratio, setting the industry's sound quality standard
17-channel wideband
Channel SEEK capability
Uses standard alkaline or NiMH batteries
Channel lock feature

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The LR-300 Digital FM Receiver can receive up to 17 channels and is 100% digitally tuned. Change channels with the SEEK channel select button behind the lockable door. The unit can also be locked on a channel. Available only in 72 MHz. Not recommended for use with the LT-700 Portable FM Transmitter. Requires AA Batteries and Earphones.

Superior audio quality - 80 dB signal-to-noise ratio, setting the industry's sound quality standard
17-channel wideband
Channel SEEK capability
Uses standard alkaline or NiMH batteries
Channel lock feature
Built in SmartChargeTM won't allow batteries to overcharge
Limited Lifetime Warranty with hassle-free support

Wireless - Yes
Wireless Receiver Transmission - FM
Spec Sheet available - Yes

Door: Manually lockable. SEEK behind door.
Temperature - Operation: -10 to 40 (14 to 104) degrees C ( degrees F)
Temperature - Storage: -20 to 50 (-4 to 122) degrees C ( degrees F)
Humidity: 0 to 95 % relative humidity, non-condensing
Shipping Weight: 1.0 (453.6) lbs (kg)
Unit Weight with batteries: 5.8 (164.4) oz (g)
Unit Weight: 3.9 (111) oz (g)
Dimensions: 3.0 x 1.0 x 5.0 (7.6 x 2.5 x 13.0) in (cm) Width, depth, height
Compliance: UL Listed
Power Supply Output: 7.5, <250mA VDC, mA
Power supply connector: 2.3x 0.7 mm OD x ID, barrel type connector. Center positive. Drop in contact points for use with Listen charging/carrying cases.
Battery Charging (NiMH only): 14 hours Fully automatic
Battery Life (Listen batteries): 30 / 15 hours alkaline (LA-361) / 15 NiMH rechargeable (LA-362)
Battery Type: Two AA batteries, alkaline or NiMH
LED: Red, illuminates when unit is on. Flashes when batteries are low. Flashes 2x when charging. Flashes locked and user attempts to change channel
Programming: Channel selection can be locked by holding the SEEK button 5 seconds.
User Controls: Volume, channel SEEK behind door. SEEK is electronically lockable
Set Up Controls: Alkaline/NiMH batteries and SQ enable/disable
Outputs: 16 mW Maximum. 0dBu nominal output level, impedance 32 Ohms
Anschlusstyp: 3.5 mm unbalanced
System Distortion: <2 % Total harmonic distortion (THD) at 80% deviation. All system specifications are end-to-end
System Signal to Noise Ratio: 80 dB SQ enabled, A-weighted. SQ disabled: 60dB. All system specifications are end-to-end .
Frequency Response: 50 - 15,000 Hz (±3dB). All system specifications are end-to-end .
Compliance: FCC Part 15, Industry Canada
Squelch: Automatic on loss of RF signal
Antenna Connector: 3.5 mm
Antenna: Uses earphone cable
Frequency Accuracy: ± .005 % stability 0-50 degrees C (32-122 degrees F)
Frequency Response: .6 uV typical, 1 uV maximum for 12dB SINAD
Number of Channels: 17 channels in 72MHz
RF Frequency Range: 72.025 - 75.950 MHz
Regulatory Compliance: UL Listed
Minimum Frequency Response (Bandwidth): 50 Hz
Maximum Frequency Response (Bandwidth): 15 kHz

LR-300 Portable Digital FM Receiver Data Sheet 188 kb - Data Sheet

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2012 Listen Technologies Installed FM MSRP Catalog (North America) 747 kb - Other

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