SMA notch filter 88-108 MHz from the innovative design. This new professional model is studied and optimized both in order to function in reception and in transmission up to 30W. It is able to attenuate the signals on the VHF FM broadcasting frequencies from 88 to 108MHz up to 90dB by minimizing loss at bandwidth margins such as at 78MHz and 120MHz (civil and airport frequency). Low insertion loss up to 3 GHz. Great return loss. Amphenol connectors. Structure in antiorodal aluminum. Meets or exceeds the MIL-DTL-81706B and MIL-DTL-5541F regulations for corrosion on unvarnished metal.