88-108MHz FM Broadcast Notch Filter EMI Suppressor For SDR/Scanner/HAM Radio Passive Band-Stop Module RTL-SDR Anti-Interference

FM Broadcast Band-Reject Filter (Notch Filter) - 87.5-108MHz | Passive EMI Suppression Module

Please refer to the advertising test video before purchasing

Core Function

Targeted FM Signal Attenuation:

Blocks 88-108MHz FM broadcast interference in broadband RF receivers

High Rejection: ≥44dB suppression (typical 44–60dB across band)

Minimal Passband Loss:

<1.8dB insertion loss outside notch range

Key Specifications

Performance Graph

text

Frequency Response:

▲ Insertion Loss (dB)

│ ____________________

│ / \

│ 0dB ───────────────────────/ DC to 70MHz \───────────

│ \_ 130-3000MHz _/

│ | |

│ >44dB >44dB

│ @88MHz @108MHz

▼

Frequency (MHz)