The S2306 from Mercury Systems is a Space-Qualified Band Reject Filter with a passband from 2200 to 2300 MHz. It has an insertion loss of 0.4 dB and provides rejection of over 9 dB in the stopband. The filter can handle a CW input power of 10 W through critical pressure and up to 50 W in a hard vacuum. It is available in a module with SMA-female connectors and is suitable for space-based telemetry and transmit reject applications.