GR-1L

GR-1L
Available for order

GR-1L

to order
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Documentation:
GR-1L - horn loudspeaker, designed to play voice service orders and music programs. It is recommended to install in an open area or in rooms with a high noise level. The device is waterproof. 
 
The design of the loudspeaker allows you to mount the device to a horizontal and vertical surface. Thus, the GR-1L can be rotated 280 degrees downward relative to the horizontal axis. It is forbidden to make the installation by the mouth upwards. Acceptable power 2/5/10 W. To switch the power, it is necessary to solder the cable on the connector insert according to the electrical circuit diagram.
GR-1L
The main loudspeaker units:
  • Head
  • Matching transformer
  • Collapsible horn
  • Plug Connector
Specifications:
  • Rated power - 10, 5, 2 W
  • Rated voltage - 30 V
  • The sound pressure in the nominal frequency range is 1.0 Pa
  • Frequency range - 500 - 3500 Hz
  • The coefficient of nonlinear distortions at a frequency of 1000 Hz is not more than 10%
  • The module of the total electrical resistance at a frequency of 1000 Hz is 90, 180, 450 Ohm
  • The frequency range is 1.0 Pa
  • Overall dimensions - 220 x 220 x 300 mm
  • Weight - 4,0 kg

Channels and frequencies for communication. International channels 18.05.2016 Channels and frequencies for communication. International channels
Tables of channels and frequencies for international communication.