{"product_id":"sdr-fm-notch-filter-for-interference-free-tuning-s","title":"SDR FM Notch Filter For Interference Free Tuning Strong 40dB Attenuation At Broadcast Frequencies Bandstop Design That Keeps Adjacent Bands Clean Includes Free SMA Male Barrel Connector For Quick Setup","description":"\u003cdiv\u003eSDR FM Notch Filter for Interference-Free Tuning 40dB Single-Unit \u003cbr\u003e\n✔️ 40dB FM attenuation, DC pass-through, shielded enclosure  \u003cp\u003eA compact, shielded notch filter for SDR setups that suppresses broadcast FM interference while protecting adjacent bands. Designed for quick front-end protection in SDR rigs and radio projects.\u003c\/p\u003e ✅ 40dB attenuation at broadcast FM frequencies \u003cbr\u003e\n✅ DC pass-through support for bias-tee power \u003cbr\u003e\n✅ EMI shielded enclosure with RF ESD protection \u003cbr\u003e\n✅ 250mA DC current handling, max 18dBm input \u003cbr\u003e\n✅ Black anodized aluminum enclosure with 2 mounting holes \u003cbr\u003e\n✅ Includes SMA hardware and free SMA barrel connector \u003cbr\u003e\n✅ 2-year warranty \u003cbr\u003e \u003cp\u003e💡 What is an SDR notch filter used for and how does it help with RF interference?\u003c\/p\u003e\nThis handy device helps keep your receiver front end clean by suppressing strong broadcast FM signals.\n- Reduces overload and imaging in SDR front ends due to powerful FM transmitters\n- Keeps adjacent bands like VHF airband clear with minimal out-of-band loss\n- Allows DC pass-through for bias power when needed\n- Provides EMI shielding and RF-rated ESD protection for rugged use✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48930690760939,"sku":"VXB079CNCR8V","price":61.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/81nS6MW7xlL.jpg?v=1782357496","url":"https:\/\/vxb.com\/products\/sdr-fm-notch-filter-for-interference-free-tuning-s","provider":"VXB Bearings","version":"1.0","type":"link"}