描述
This broadcast FM band stop filter provides targeted attenuation in the 88 to 108 MHz range to protect RF systems from strong FM broadcast signals.
Key benefits and features
- Effective FM suppression: Attenuates 88-108 MHz with approximately 50 dB attenuation or greater, reducing the impact of strong FM broadcast signals on your RF system.
- Primary application: Designed to filter primarily the FM broadcast band, helping to minimize interference in areas with heavy FM activity.
- Notch characteristics and side effects: The filter notch is relatively deep, and it may affect adjacent frequencies in the aviation band. In some installations, nearby aviation frequencies could be influenced.
- Protective for RF equipment: Very useful when used with RF receivers and related equipment, where strong FM signals can cause front-end overload and degrade overall frequency performance.
Attributes and compatibility
- Function: Suppresses the FM broadcast band to prevent overload and improve signal integrity in RF paths.
- Compatibility: Suitable for incorporation into RF chains and testing setups where FM interference is a concern; helps maintain cleaner signal bands for other measurements or operations.
- Size and material: Not specified by the manufacturer. Dimensions, construction materials, and mounting options are not provided in the available data.
- Performance: Provides strong attenuation in the 88–108 MHz range; potential impact on aviation frequencies should be considered in the final installation.
Practical use scenarios
- RF receiver protection: Install in the input path of a receiver in a location with strong FM signals to prevent front-end overload and preserve sensitivity for non-FM signals.
- RF test and measurement setups: Use in a test bench to isolate FM interference when characterizing other RF signals or devices, ensuring more accurate test results.
- Broadcast-heavy environments: Deploy in systems deployed near FM broadcast transmitters to reduce interference and maintain stable performance of RF links and instrumentation.
Notes
- The description reflects the specifications provided: suppression of 88–108 MHz with about 50 dB attenuation or more, FM-focused filtering, and potential effects on aviation frequencies near the FM band.
- Exact dimensions, materials, and installation guidelines are not specified and should be obtained from the manufacturer for proper integration.
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Fruugo ID:
389660408-835236559
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EAN:
361744805840