- Description
Details
Listen Tech LS-49-072 Listen Premiere Level III Stationary RF System (72 MHz)
The LS-49-072 Listen Premiere Level III system has everything you need for an easy system to specify, install, operate, and meet legislative requirements for assistive listening. Includes NiMH batteries and a charging/carrying case ideal for managing the storage and dispensing of receivers to listeners. Great for larger venues to deliver an optimum range of up to 305 m (1,000 ft). Includes our LR-400 digital display receivers, which make it easier to monitor channel selection, battery level, and signal strength. Ideal for applications when assistive listening, single-channel language interpretation, and personal use are desired. Venues will benefit from managing the LR-400 when locking on one channel is needed, but programming multiple channels are not or if the receiver channel is not changed regularly by the user. The included neck loops and signage ensures the system meets the minimum legislative requirements for venues with a capacity up to 100.
- Features
Features
- Ensures public venues deliver an enriched listening experience while meeting new legislative requirements for assistive listening
- Superior audio quality – 80dB signal-to-noise ratio (SNR), setting the industry's sound quality standard
- Offers 57 digital channels – Listen receivers are digitally-tuned so the transmission won't drift
- Look & Listen™ LCD shows channel, battery status, and signal strength
- Long transmission range ensures coverage for the entire venue
- Specification
LT-800-072-01 Frequency Response 50Hz - 15kHz (±3dB) Signal-to-Noise Ratio SQ enabled 80dB, SQ disabled 60dB Audio Inputs (1) Female XLR or 1/4 combo connector(2) phono connectors Audio Outputs Input 1 and input 2, mixed output (rear panel), two (2) phono connectors, unbalanced, -10 dBu nominal output level, +15 dBu maximum, impedance 10 ohmHeadphone Output: Front panel, one (1) 3.5 mm (0.14 in.) stereo connector, unbalanced, adjustable output level, +3 dBu maximum, impedance 10 ohm Frequency Range 72.025 - 75.950MHz Number of Channels 17 wide band, 40 narrow band Frequency Accuracy ± .005% stability +32º to +122 ºF (0º to +50 ºC) Transmitter Stability 50 PPM Transmission Range Up to 305 m (1,000 ft.) Output Power 80,000 uV at 3 m Number of Simultaneous Transmitters 6 Power Supply In line power supply, Listen part number LA-207 (Line cord is determined by the each Country's AC power standards)Input: 100 - 240 VAC, 50 - 60Hz, 0.4 A
Output: 12 VDC, 1.3 A, 15.6WConnector: 0.02 in (5.0 mm) OD, 0.01 in. (2.5 mm) ID, barrel typeDimensions (H x W x D) 1.75" (44.45 mm) x 8.5" (215.9 mm) x 9.13" (231.9 mm) Weight 2.6 lbs (1.2 kg) LR-400-072 Frequency Response 50Hz - 15kHz (±3dB) Signal-to-Noise Ratio SQ enabled 80dB, SQ disabled 60dB Audio Output Jacks 3.5 mm (0.14 in.) connectors, unbalanced, 0dBu nominal output level, 16 mW maximum, impedance 32 ohm Distortion < 2% total harmonic distortion (THD) at 80% deviation Frequency Range 72.025 - 75.950MHz Number of Channels 17 wide band, 40 narrow band Sensitivity .6uV typical, 1 uV maximum for 12 dB sinad Frequency Accuracy ± .005% stability 32 to 122 ºF (0 to 50 ºC) Power Supply I/P 120 VAC; O/P 7.5 VDC 250 mA, drop in contact points for use with charging cases, power supply not included (LA-208)Connector: 0.09 in. (2.3 mm) OD by 0.7 mm ID, barrel type connector 7.5 VDC, center positive < 250 mA, drop in contact points for use with Listen charging cases Battery Type (2) AA batteries, alkaline or NiMHLife: 30 hours alkaline (LA-361), 15 hours NiMH rechargeable (LA-362)Charging Time: Fully automatic, 13 hours Dimensions (H x W x D) 4.25" (107.95 mm) x 2.75" (69.85 mm) x 1.5" (38.1 mm) Weight 0.24 lbs (0.11 kg) without batteries0.36 lbs (0.16 kg) with batteries LA-164 Frequency Response 20Hz - 20kHz Impedance 32 ohm +/- 15% @ 1kHz Headset Input Sensitivity 115dB +/- 4dB @ 1kHz, 1 mW Rated Power Input 50 mW Max Power Input 100 mW Connector 3.5 mm Stereo Cable Length 36" (914.4 mm) Weight 0.25 lbs (0.113 kg) LA-166 Frequency Response 20Hz - 20kHz Impedance 12 ohm +/- 15% @ 1kHz Headset Input Sensitivity 110dB +/- 4dB @ 1kHz, 1 mW Rated Power Input 75 mW Max Power Input 2W Magnetic Field Strength 100 mA/m 6 inches above loop at 85µW 1kHz input (IEC 60118-4) Connector 3.5 mm Stereo Loop Cable Length 33" (838.2 mm) Cable Length 22" (558.8 mm) Weight 0.1 lbs (0.047 kg) LPT-A107-B Connectors Dual RCA (male) to Dual RCA (male) Cable Length 6.6 ft (2 m) Weight 0.11 lbs (0.05 kg) LA-317 Power Supply Input: 100 - 240 VAC 50 - 60Hz, 1200 mAOutput: 7.5 VDC, 4 A, 30W Power Cord Length 12 ft. (3.7 m) with line cord Dimensions (H x W x D) 7.5" (190.5 mm) x 11.8" (299.72 mm) x 3.75" (95.25 mm) Weight 2.6 lbs (1.2 kg) - Documents
- System Includes
System Includes
- (1) LT-800-072-01 RF Transmitter (72 MHz)
- (1) LA-122 Universal Antenna Kit (72 MHz and 216 MHz)
- (1) LA-326 Universal Rack Mounting Kit
- (4) LR-400-072 Portable Display RF Receiver (72 MHz)
- (4) LA-164 Ear Speaker
- (2) LA-166 Neck Loop
- (1) LPT-A107-B Dual RCA to Dual RCA Cable 6.6 ft. (2 m)
- (4) LA-362 Rechargeable AA NiMH Batteries (2)
- (1) LA-317-01 4-Unit Portable RF Product Charging/Carrying Case
- (1) LA-304 Assistive Listening Notification Signage Kit
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