Yes, translators are required to protect LPFM (Low Power FM) stations. The protection requirements for translators vary depending on the location of the translator and the LPFM station. Here are the key points:
In certain scenarios, yes, interference is possible. The 24-kilometer spacing requirement is established based on specific contours associated with full Low Power FM (LPFM) facilities. These contours include the 5.6-kilometer standard service contour (for a station operating at 100 watts and 30 meters height above average terrain) and the 18.6-kilometer interference contour (calculated as 5.6 + 18.6, rounded down to 24).
Broadcasters wishing to file complaints regarding other station operations that are out of compliance should direct their concerns to the FCC’s Spectrum Enforcement Division within the Enforcement Bureau. Follow these guidelines when submitting a complaint:
Obtaining a construction permit for your Low Power FM (LPFM) station is a significant achievement, but it can be disheartening to discover a pirate station operating on the same channel. Pirate stations, unauthorized broadcasters that interfere with legitimate radio services, can pose challenges for LPFM operators. Here’s a step-by-step guide on what to do if you find yourself in this situation.
Hearing another station from out of town on your channel could be due to a variety of reasons, and it’s important to investigate the source of interference. Here are some possible explanations: