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Electronics > Audio > Professional Audio > Listen Technologies LT-700-072KR Portable Display RF Transmitter, 72MHz, S.Korea; Offers a choice between 57 different channels for flexibility and ease of setup; 80 dB signal-to-noise ratio provides superior audio quality; 100 percent digital signal output ensures a reliable connection to any and all receivers in use; Compatible with standard AA alkaline and NiMh rechargeable batteries; (LISTENTECHNOLOGIESLT700072KR LISTENTECHNOLOGIES LT700072KR LISTEN TECHNOLOGIES LT 7000 72KR LT-7000-72KR)
Listen Technologies LT-700-072KR Portable Display RF Transmitter, 72MHz, S.Korea; Offers a choice between 57 different channels for flexibility and ease of setup; 80 dB signal-to-noise ratio provides superior audio quality; 100 percent digital signal output ensures a reliable connection to any and all receivers in use; Compatible with standard AA alkaline and NiMh rechargeable batteries; (LISTENTECHNOLOGIESLT700072KR LISTENTECHNOLOGIES LT700072KR LISTEN TECHNOLOGIES LT 7000 72KR LT-7000-72KR)
Listen Technologies LT-700-072KR Portable Display RF Transmitter, 72MHz, S.Korea; Offers a choice between 57 different channels for flexibility and ease of setup; 80 dB signal-to-noise ratio provides superior audio quality; 100 percent digital signal output ensures a reliable connection to any and all receivers in use; Compatible with standard AA alkaline and NiMh rechargeable batteries; (LISTENTECHNOLOGIESLT700072KR LISTENTECHNOLOGIES LT700072KR LISTEN TECHNOLOGIES LT 7000 72KR LT-7000-72KR)

SKU: LT700072KR

Brand: Listen Technologies

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Listen Technologies LT-700-072KR Portable Display RF Transmitter, 72MHz, S.Korea; Offers a choice between 57 different channels for flexibility and ease of setup; 80 dB signal-to-noise ratio provides superior audio quality; 100 percent digital signal output ensures a reliable connection to any and all receivers in use; Compatible with standard AA alkaline and NiMh rechargeable batteries; Easy-to-read Look and Listen LCD display with battery level, selected channel, and programming information; Built-in SmartCharge prevents batteries from overcharging Mic and/or line-level inputs; Mute switch; The portable RF display transmitter shall be capable of broadcasting on 57 channels; The unit shall incorporate a microphone sensitivity switch; The device shall broadcast on both wide and narrow band channels with a SNR of 80 dB or greater; The device shall have an audio frequency response of 50 Hz to 15 KHz, +/- 3 dB at 72 MHz, or of 50 Hz to 10 kHz, +/- 3 dB at 216 MHz; The device will incorporate a mute switch; The battery door shall be capable of being mechanically locked; The device shall incorporate an LCD display that indicates channel, battery level, low battery, battery charging, and RF signal strength; The portable transmitter shall incorporate automatic battery charging circuitry for recharging of NiMH batteries, with the ability to charge via a wall transformer or drop in charging case; The Listen LT-700-072 or LT-700-216 is specified; Dimensions 3" x 5" x 1"; Weight 1 lbs

General Information
Manufacturer Listen Technologies
Manufacturer Part Number LT-700-072KR
Product Name Portable Display RF Transmitter, 72MHz, S.Korea
Overview
Designed for a variety of portable assistive listening applications, the LT-700 Portable Display RF Transmitter delivers the highest level of performance for all needs. Whether transmitting voice or music, the LT-700 offers a clear, reliable signal for use in environments without an installed assistive listening system. Wireless audio is easily and clearly picked up by any of our Listen Portable receivers, allowing you to meet your needs easily and effectively. From outdoor events to classrooms, factory tours to training spaces and more, the LT-700 is the ideal portable transmitter for nearly any setting

This product is approved by the FCC for use in the US. Please note that they cannot be used in all countries. Check with your local government or specific regulation with regard to broadcast frequency in your specific country. Note: FCC rules limit the use of this product to assistive listening
Features
  • Offers a choice between 57 different channels for flexibility and ease of setup
  • 80 dB signal-to-noise ratio provides superior audio quality
  • 100 percent digital signal output ensures a reliable connection to any and all receivers in use
  • Compatible with standard AA alkaline and NiMh rechargeable batteries
  • Easy-to-read Look and Listen LCD display with battery level, selected channel, and programming information
  • Built-in SmartCharge prevents batteries from overcharging Mic and/or line-level inputs
  • Mute switch\The portable RF display transmitter shall be capable of broadcasting on 57 channels
  • The unit shall incorporate a microphone sensitivity switch
  • The device shall broadcast on both wide and narrow band channels with a SNR of 80 dB or greater
  • The device shall have an audio frequency response of 50 Hz to 15 KHz, +/- 3 dB at 72 MHz, or of 50 Hz to 10 kHz, +/- 3 dB at 216 MHz
  • The device will incorporate a mute switch
  • The battery door shall be capable of being mechanically locked
  • The device shall incorporate an LCD display that indicates channel, battery level, low battery, battery charging, and RF signal strength
  • The portable transmitter shall incorporate automatic battery charging circuitry for recharging of NiMH batteries, with the ability to charge via a wall transformer or drop in charging case
  • The Listen LT-700-072 or LT-700-216 is specified
  • Specification
    Includes
    One LT-700 Portable Display RF Transmitter
    One Owner's manual (72 MHz)
    Audio
    Frequency Response
    50 Hz - 15 kHz (+/- 3 dB)
    Signal-to-Noise Ratio
    SQ Enabled: 80 dB
    SQ Disabled: 60 dB
    Distortion
    Less 2 percent total harmonic distortion (THD) at 80 percent deviation
    Microphone Input
    Unbalanced, tip of 3.5 mm connector, -45 dBu nominal input level, -30 dBu maximum, impedance 20 kOhms
    Microphone Sensitivity
    Three position switch:
    High, middle, and low, 6 dB increments
    Microphone Power
    5 VDC Bias
    Line Input
    Unbalanced, ring of 3.5 mm connector, -10 dBu nominal input level, -3 dBu maximum, impedance 10 kOhms
    Controls
    User Controls
    Power, mute channel Up/Down, Mic sensitivity, NiMH/Alkaline battery, SQ enable/disable
    Programming
    Channel Lock out, Channel lock
    Indicators
    LCD
    Channel Designation, lock status, signal strength indication, battery life, RF Power
    LEDs
    Red, illuminatred when unit is on. Flashes when batteries are low, or to indicate charging. flashes when muted
    RF
    Frequency Range
    72.025 - 75.925 MHz
    Number of Channels
    17 wide band, 40 narrow band
    Frequency Accuracy
    +/- 0.005 percent stability 32 to 122 degrees fahrenheit
    Antenna Type
    Microphone Cable
    Transmitter Stability
    50 PPM
    Transmitter Range
    From 0 to 150 ft
    Antenna Connector
    3.5 mm connector
    Output Power
    Less than 10 mW
    Number of Simultaneous Transmitters
    6
    Power
    Power Supply
    I/P 120 VAC
    O/P 7.5 VDC 250 mA
    Drop in contact points for une with charging cases
    Power supply not included
    Power Supply Connector
    2.3 mm OD by 0.7 mm ID, barrel type connector 7.5 VDC, center positive less than 250 mA
    Drop in contact points for use with Listen charging cases
    Battery Type
    Two AA batteries, alkaline or NiMH
    Battery Life
    15 hours alkaline, 15 hours NiMH rechargeable
    Battery Charging Time
    Fully automatic, 13 hours
    Compliance
    RoHS, WEEE, UL, PSE, CE, CUL, TUV, CB compliant
    Physical
    Color
    Dark Grey with white silk screening
    Door
    Manually lockable, controls accessible through doors
    Environmental
    Temperature - Operation
    14 to 104 degrees fahrenheit
    Temperature - Storage
    -4 to 122 degrees fahrenheit
    Relative Humidity
    0 to 95 percent relative humidity, non-condensing
    Compliance
    RF
    FCC Part 15, Industry Canada
    Weight and Dimensions
    Dimensions
    3" x 5" x 1"
    Weight
    1 lbs
    A-20190114-1831-200-L
    *This item is BRAND NEW - not refurbished. It comes with all manufacturer supplied accessories; and full manufacturer's USA warranty.
    *** DISCLAIMERS: 1) Availability is not always guaranteed: Please call or email us to double-check stock before placing your order. We ship from our inventory and also drop-ship from hundreds of suppliers. We try very hard to show only available products but sometimes products sell out before we can update the product webpage.  2) Some information may have been supplied by 3rd Party Content Suppliers: We are not responsible for Data or Image errors.  3) We do not offer Installation, Training or Technical Support on this product.***

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