The PDBF-15R7/17R7-5D2 from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 15.7 to 17.7 GHz, Center Frequency 16.7 GHz, Insertion Loss [email protected], Rejection =35 dB @14.4GHz, =23 dB @18.9GHz, Upper Rejection 23 dB. Tags: Surface Mount. More details for PDBF-15R7/17R7-5D2 can be seen below.