The Local Radio frequency filter, model LR-FILTER is an optional bandpass cavity resonator used to help prevent interference from unwanted frequencies by filtering them out. It is typically used in conjunction with Local Radio hubs and repeaters and is installed between the controller and the antenna.

Note: Specify LR frequency at time of purchase to ensure the filter is tuned properly.

Local Radio Filter Specifications


  • Height: 12.0”
  • Width: 7.0”
  • Depth: 7.0”


  • Bulkhead

Wireless Interface

  • Frequency Range: 440 – 512-MHz
  • RF Power: 200-Watts @ 1-dB


  • Operating Temperature: -30° to 60°C (-22° to 140°F)


  • 5-year limited warranty