Cavity Filter - 3Reactel part number 10CX9-881-X88N11-R is specifically designed for ETCS Systems.  Utilizing a specially designed bandpass circuit, this unit is the perfect fit for ETCS systems.  We have designed a number of variants of these units with differing attenuation specifications, sizes and connectors. 

Please contact us for this or any of our other filters, multiplexers or multifunction assemblies.