Passive RF (Radio Frequency) bandpass filter is an electronic circuit designed to allow signals within a specific frequency range to pass through while attenuating signals outside of that range. This band pass filter is crucial in applications such as audio processing, antenna systems, and signal conditioning.

Specification

• Model: RDDLZ-BPF-9/13-SE
• Frequency Range: 9~13 GHz (9000~13000MHz)
• Insertion Loss: ≤2.0dB
• Passband Fluctuation: ≤1.0dB
• Restraint Outside the Band: ≥50dB@DC-8300MHz, ≥50dB@13700-25000MHz
• VSWR: ≤1.80:1
• Input/ Output Connectors: SMA-Female
• Operation Temperature: -40℃~+70℃
• Surface Fishing: Black Paint
• Dimension: 56*14*7mm

Dimension (Unit: mm)

Test Curve Diagram

Tips: Can passive RF bandpass filters be used in audio systems?

Yes, passive RF (radio frequency) bandpass filters can be used in audio systems, but they are not the most common choice. RF filters are designed to pass or attenuate signals within a specific radio frequency range, and their characteristics may not align perfectly with the audio frequency range. While they can be adapted for audio applications, dedicated audio bandpass filters are generally preferred for optimal performance. Audio bandpass filters are specifically tuned for the frequencies within the audible range (20 Hz to 20 kHz) and are better suited to shaping and controlling audio signals. If adapting RF filters for audio, careful design considerations and testing are essential to ensure they meet the specific requirements of the audio frequency spectrum.