The QHF-26000-50000-45 from Qualwave is a RF High Pass Filter with Frequency 26 to 50 GHz, Bandwidth 24000 MHz, Insertion Loss 2.5 dB, Rejection 45 dB, Lower Rejection 45 dB @ DC to 23 GHz. Tags: Module with Connectors. More details for QHF-26000-50000-45 can be seen below.