87.5-108MHz FM Filter Passive Band-Stop Filter Module SMA for FM Radio Interference Suppression

87.5-108MHz FM Filter Passive Band-Stop Filter Module SMA for FM Radio Interference Suppression leírása

Precise filtering: This is a passive band-stop filter, also known as an FM filter, designed specifically to suppress 87.5-108MHz FM radio interference. Optimized for the entire 87.5-108MHz frequency band, with deep stopband suppression, effectively filtering out strong FM radio interference signals.
High-performance components: The core inductor is a wire-wound inductor, ensuring stable quality, high Q value, and excellent performance, guaranteeing low insertion loss and high out-of-band rejection.
Superior RF performance: Employing professional RF circuit design and impedance matching, it effectively suppresses interference frequencies while having minimal impact the passband signal.
Plug and : Passive design, requiring no external power supply, easy to install; simply connect it in series with the antenna input of the receiving device to take effect.
Wide application: Suitable for all receiving devices susceptible to FM radio interference, making it an essential anti-interference tool for engineers and radio enthusiasts.

Parameter Name:
Filter Type: Band-stop filter ( filter)
Suppression Band: 87.5 - 108 MHz (FM broadcast band)
Insertion Loss: Typical 1.5 dB in the passband (further from the stopband)
Stopband Rejection: Typical > 25 dB @ 88-108MHz
Impedance: 50 Ohm
Interface Type: SMA female connector
Operating Temperature: -40 ~ +85

Application Scenarios
Airborne band (ADS-B) receiver (1090MHz) anti-FM signal blocking
Software-defined radio (SDR) receiver
Wireless microphone receiver system
National Novel Coronavirus (NOAA) receiver
Amateur radio (Ham Radio) receiver
Any receiver operating at VHF/UHF with strong nearby FM broadcast signals

Instructions for Use
1. Connect this FM filter in series between your receive