Check the listing for details. FM Trap 88 - 108 MHz Broadcast FM Band Stop Filter. Condition: New. Listed at 25.86 USD. FM Trap 88 - 108 MHz Broadcast FM Band Stop Filter Description Blocks the broadcast FM band between 88 – 108 MHz with over 50dB of attenuation. Designed for maximum attenuation between 88 - 108 MHz and the 3dB roll off points are at 76 MHz and 122 MHz.Insertion loss is less than 0.5 dB between 0 – 1 GHz, and mostly less than 1.5 dB between 1 – 3 GHz. Uses SMA female connectors. Comes with a free SMA male to SMA male adapter.A broadcast FM block filter can help if you have very strong broadcasts in your area that are overloading the SDR dongle. Also known as “FM Trap”.Notes: RX filter only. Designed for SDR users, but might also be useful for TV users struggling with FM interference. But TV users please carefully check the spectrum analyzer graphs and 3dB roll off points to ensure that it will not block a TV signal of interest. e.g. Channels between 76 - 88 MHz could be attenuated enough to lose reception.package : 1pc FM Trap 88 - 108 MHz Broadcast FM Band Stop FilterShippingItem will be shipped within 24 -48 hours after full payment is received.Normally the shippment to worldwide is used to take 25 to 30 business days, exclude Sat & Sun.PaymentWe accept PayPal only.Payment must be received in 7 business days of auction closing.Please leave note for your special request (e.g. Colors or Size) in ebay note when you pay the order.Any special request cannot be accepted after 24 hours of payment,because most of orders will be processed instantly and same day dispatched.Contact UsIf you have any questions, please feel free to email our servicer ，and we will reply you ASAP. If no response within 24 Hours, please check the spam of mail box or kindly re-send it to us.We greatly appreciate your POSITIVE feedback. Please do NOT leave negative or neutral feedback without any contact. If you haven't received item in 45 days, please contact us and we will arrange refund or resendFeedback Customer satisfaction is very important to us. If you have any problem with your order,please contact us and we will do our best to make you satisfied, please do not leave a negative feedback before we resolve your problem. We guarantee that your issue will be solved quickly.As long as you are happy with your purchase of , please leave us a positive feedback. Your feedback is very important to us it affects our search placement on eBay. We will leave a positive feedback for you in return automatically once we receive your feedback